Department

Mechanical Engineering and Materials Science

46 results

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Acoustic Needle Sensing for Precision Cannulation and Real-time Tissue Identification

07241

Acoustic needle sensing uses piezoelectric vibrations and ML to identify tissue types and depth in real-time, enhancing cannulation accuracy.

Technology Type: Medical Device
Technology Subtype: Monitoring Medical Device
Tags: Minimally invasive
Machine learning
Algorithm
Lead Inventor: Nikhil Bajaj
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Nikhil Bajaj
William W. Clark
Yuqi Xiong
Technology Readiness Level: 5. Advanced prototype validation
Date Submitted: 2025-07-06

Fiber-Optic Distributed Acoustic Sensor Achieving Ultrasonic Resolution Over Kilometer-Scale Ranges

07240

Ultrasonic-resolution, real-time, fiber-optic distributed sensing with sub-meter localization over kilometers, using ultrashort pulses and I/Q processing.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Tags: Sustainability
Lead Inventor: Paul Ohodnicki
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Khurram Naeem
Paul Richard Ohodnicki
Technology Readiness Level: 4. Prototype testing and refinement
Date Submitted: 2025-07-04

Osmocapillary Adhesion: A Universal, Tunable, and Stimuli-Responsive Solution for Low-Energy Substrate Bonding

07163

Osmocapillary adhesive uses solvent-assisted wetting and osmotic forces for universal, tunable, stimuli-responsive, low-energy substrate bonding.

Technology Type: Engineering Technology
Technology Subtype: Advanced Materials & Coatings
Tags: Biomaterial
Coating
Polymer
Lead Inventor: Qihan Liu
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Qihan Liu
Zefan Shao
Technology Readiness Level: 4. Prototype testing and refinement
Date Submitted: 2025-04-25

High-Performance Fiber Optic Carbon Dioxide Sensor for Elevated Temperature and Distributed Monitoring

07143

High-temperature fiber-optic CO2 sensor with Lewis acid-base polymer film enables 50–100°C detection, distributed sensing, and strong signal.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Tags: Coating
Polymer
Platform Technology
Lead Inventor: Paul Ohodnicki
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Tulika Khanikar
Paul Richard Ohodnicki
Yang-Duan Su
Technology Readiness Level: 5. Advanced prototype validation
Date Submitted: 2025-04-08

Event-Based Camera Velocimetry Field Reconstruction

06992

Event-Based Camera Velocimetry reconstructs dense velocity fields from low-cost event cameras using ML-informed reduced-order modeling.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Hessameddin Babaee
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Hessameddin S. Babaee
Md Nazmus Sakib
Date Submitted: 2024-12-02

Novel Monitoring Method for Electric Currents and Magnetic Fields

06712

Ferrofluid-clad MMF sensor enables high‑frequency AC current and magnetic field monitoring (up to 15 kHz) with fast response.

Technology Type: Engineering Technology
Technology Subtype: Sensor
Lead Inventor: Dolendra Karki
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Dolendra Karki
Tulika Khanikar
Khurram Naeem
Date Submitted: 2024-04-09

Advanced Defect Detection Software for Additive Manufacturing

06696

AI-powered LPBF defect detection maps IR data to 3D CAD geometry, reduces storage >99%, enables real-time quality control.

Technology Type: Engineering Technology
Technology Subtype: Software - Non-Healthcare
Tags: Artificial intelligence (AI)
Machine learning
Software
Lead Inventor: Shawn Hinnebusch
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Shawn Hinnebusch
Albert Chi Fu To
Technology Readiness Level: 5. Advanced prototype validation
Date Submitted: 2024-03-20
Collections: Healthcare AI

AI for Vascular Calcification Risk Assessment

06541

AI-driven tool stratifies vascular calcification risk via phenotyping, enabling individualized MACE prediction and targeted treatment.

Technology Type: Digital Health
Technology Subtype: Clinical Decision Support
Therapeutic Areas: Cardiovascular
Therapeutic Indications: Atherosclerotic disease
Tags: Cardiology
Clinical Decision Support
Life Science
Lead Inventor: Mehdi Ramezanpour Koomleh
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Mehdi Ramezanpour Koomleh
Anne M. Robertson
Date Submitted: 2023-10-12
Collections: Cardiometabolic
Healthcare AI

Laser Patterning for Magnetic Domain Engineering

05869

Laser patterning enables precise magnetic domain engineering in amorphous/nanocrystalline alloys via pulsed CW laser processing.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Ahmed Eladawi
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Ahmed Talaat Farag Ibraham Eladawi
Paul Richard Ohodnicki
Date Submitted: 2021-11-09

Active Combustion Throttle Valve and Actuator

01573

Fast, compact coil-actuated valve enabling high-frequency, low-hysteresis flow control for combustion and engines.

Technology Type: Engineering Technology
Technology Subtype: Other Engineering Technology
Lead Inventor: Jeffrey Vipperman
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Nathaniel B. Black
William W. Clark
Mary Ann Clark
Date Submitted: 2007-09-27

Novel Hybrid Advanced Manufacturing System

06568

Hybrid system combines wire-arc DED, friction stir welding, and milling for refined microstructure, higher hardness, multi-material precision.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Tags: Engineering
Manufacturing Technology
Material Science
Lead Inventor: Albert To
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Dinh Son Nguyen
Albert Chi Fu To
Date Submitted: 2023-11-10

Novel Pipeline Monitoring Methods

06091

Novel SMS fiber-optic, ultrasonic guided-wave sensor enables real-time, remote, nondestructive monitoring of pipelines and infrastructure.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Paul Ohodnicki
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Nageswara Rao Lalam
Paul Richard Ohodnicki
Ruishu Wright
Date Submitted: 2022-07-03
Collections: Healthcare AI

Novel Sensors for Monitoring Nuclear Waste Storage

06090

Novel fiber-optic and acoustic NDE method monitors internal DCSS integrity for leaks and corrosion without unsealing.

Technology Type: Engineering Technology
Technology Subtype: Environmental Engineering
Lead Inventor: Paul Ohodnicki
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Paul Richard Ohodnicki
Zhang Pengdi
Date Submitted: 2022-07-03

Advancing Sensing Layers for High-Temperature Optical Fibers Using Atomic Layer Deposition

05657

ALD-deposited nanocoatings enable silica fiber sensors to withstand ~800°C, offering robust, real-time harsh-environment monitoring.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Paul Ohodnicki
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Jung-Kun Lee
Yulin Liu
Paul Richard Ohodnicki
Date Submitted: 2021-04-03

Electromagnetic Field-Assisted Processing for Enhanced Soft Magnetic Alloys

05486

Electromagnetic field-assisted thermal processing selectively heats soft magnetic alloys, enabling microstructure control for high-performance motors.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Ahmed Eladawi
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Ahmed Talaat Farag Ibraham Eladawi
Paul Richard Ohodnicki
Date Submitted: 2020-08-18

Design of Piezoelectric Material-Based Touchpad Devices

06274

Piezoelectric touchpad uses PZT modes for precise, low-power touch detection; prototype with Kalman-filtered localization.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Zhengze Xu
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Qing-Ming Wang
Zhengze Xu
Date Submitted: 2023-01-25

Binder Jet Printing: A Novel Method for Joining Dissimilar Materials

07100

Two-step binder jet printing with sintering bonds dissimilar materials via mechanical interlock and alloying, reducing thermal stress.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Tags: Material Science
Lead Inventor: Mahsa Beyk Khorasani
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Mahsa Beyk Khorasani
Markus Chmielus
Technology Readiness Level: 3. Prototype development
Date Submitted: 2025-02-28

Novel Method for Patterning Nanocarbon Materials

05587

Laser-induced carbonization patterns diverse nanocarbon morphologies on polyimide, enabling tunable, flexible nanoelectronics via CW CO2 lasers.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Mostafa Bedewy
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Moataz Magdi Mahmoud Amin Abdulhafez
Mostafa M. Bedewy
Date Submitted: 2021-01-13

High Temperature Optical Fiber Devices

05308

High-temperature optical fiber plasmonic probes enable in-situ near-IR/IR sensing and thermal energy extraction above 500°C.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Tags: Engineering
Material Science
Sensor
Lead Inventor: Paul Ohodnicki
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Paul Richard Ohodnicki
Sheng Shen
Date Submitted: 2020-04-15

Steeltown Retractor

03966

Motorized base with disposable, adjustable retractor arm enables rapid, precise abdominal exposures, reducing OR time and sterilization.

Technology Type: Medical Device
Technology Subtype: Surgical Medical Device
Therapeutic Areas: Other
Tags: Minimally invasive
Lead Inventor: Jeffrey Vipperman
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Peter David Allen MD
Christopher Michael Dumm
Garth Abraham Elias
Technology Readiness Level: 4. Prototype testing and refinement
Date Submitted: 2016-06-20

Remote and Controllable Drug Release System

05191

Acoustically driven, power-free microtube system enables remote, pulsatile drug release via bubble oscillation and mass transfer.

Technology Type: Therapeutic Modality
Technology Subtype: Drug Delivery / Formulation
Therapeutic Areas: Other
Tags: Implantable Medical Device
Life Science
Therapeutic Medical Device
Lead Inventor: Sung Kwon Cho
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Sung Kwon Cho
Fang-Wei Liu
Date Submitted: 2019-12-05

Novel Energy Frugal Method for Producing Permanent Magnets

06392

Novel, low-cost Mn-Al permanent magnets via severe plastic deformation; scalable, REE-free, promising for wind, EVs, renewables.

Technology Type: Engineering Technology
Technology Subtype: Chemical
Tags: Engineering
Material Science
Permanent Magnets
Lead Inventor: Jorg Wiezorek
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Ravi Shankar Meenakshisundaram
Jorg Michael Wiezorek
Date Submitted: 2023-05-02

Pressure Sensor with Corrugated Sidewall

04835

Corrugated parylene sidewalls strengthen implantable capacitive pressure sensors, enabling safer, real-time wireless blood pressure monitoring.

Technology Type: Engineering Technology
Technology Subtype: Sensor
Lead Inventor: Sung Kwon Cho
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Sung Kwon Cho
Date Submitted: 2018-12-20

Pittsburgh Additive Manufacturing Simulator_PACSIM

05623

GPU-powered PAMSIM accelerates part-scale thermal simulations for additive manufacturing, offering 300x speedup over CPU-based tools.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Albert To
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Florian X. Dugast
Albert Chi Fu To
Date Submitted: 2021-02-25

Acoustically Actuated Steerable Guidewire System for Advanced Endovascular Interventions

07333

Acoustic-actuated steerable guidewire enables precise, in-vivo navigation through tortuous vessels using microactuated bending. Patent-pending.

Technology Type: Engineering Technology
Technology Subtype: Manufacturing & Robotics
Therapeutic Areas: Cardiovascular
Therapeutic Indications: Stroke
Tags: Surgery
Implantable Medical Device
Lead Inventor: Sung Kwon Cho
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Sung Kwon Cho
Youngjae Jae Chun
MohammadReza Momeni Koupaei
Technology Readiness Level: 4. Prototype testing and refinement
Date Submitted: 2025-09-10
Collections: Cardiometabolic

Self-Assembled Nanocomposite Soft Magnetic Ferrites for High-Frequency Applications

06355

Self-assembled Ni-Zn ferrite nanocomposites enhance high-frequency inductors with tunable, lower core losses for MHz–GHz.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Tags: Engineering
Material Science
Lead Inventor: Paul Ohodnicki
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Suraj Venkateshwaran Mullurkara
Paul Richard Ohodnicki
Date Submitted: 2023-03-18

New Method of Microstreaming

06155

A new glass-driven acoustic streaming method creates strong, stable vortices on membranes to boost microfluidic gas exchange.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Therapeutic Areas: Respiratory
Lead Inventor: Sung Kwon Cho
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Sung Kwon Cho
Anthony L. Mercader
Date Submitted: 2022-09-07

Scanning Pattern Optimization for Reducing Residual Stress and Deformation

05741

Algorithm optimizes laser scanning patterns in metal additive manufacturing to cut residual stress/deformation up to 40%, boosting accuracy.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Albert To
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Qian Chen
Hunter Taylor
Albert Chi Fu To
Date Submitted: 2021-06-24

Flexible Perovskite Solar Cells

04204

Flexible perovskite solar cells on oxidized titanium foil offer 14.9% efficiency, high bending durability, and UV/humidity protection.

Technology Type: Engineering Technology
Technology Subtype: Energy
Lead Inventor: Jung-Kun Lee
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Mansoo Choi
GillSang Sang Han
Jung-Kun Lee
Date Submitted: 2017-04-04

Fin Thruster on Acoustic Resonator for Swimming Robots

06864

Acoustic resonator fins enable tunable, long-lasting microrobots propelling up to 0.6 m/s for targeted in-body navigation.

Technology Type: Medical Device
Technology Subtype: Other Medical Device
Tags: Precision medicine
Life Science
Lead Inventor: Sung Kwon Cho
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Sung Kwon Cho
Wenbo Li
Date Submitted: 2024-09-04

Flow Bed Assisted Photopolymerization Manufacturing

05472

FB-PAM enables high-throughput 3D printing of multi-material composites by flowing fillers into photopolymer resins during cure.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Tags: Engineering
Material Science
Lead Inventor: Xiayun Zhao
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Xiayun Zhao
Date Submitted: 2021-02-17

Fabrication Method of Carbide Ceramics for Additive Manufacturing and Carbide-Carbide Joining

03863

Low-temp carbide ceramic fabrication enables additive manufacturing and bonding with dense, high-crystallinity joints via transient silicide diffusion.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Jung-Kun Lee
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Jung-Kun Lee
Ian Nettleship
Ryan W. Read
Date Submitted: 2016-03-21

Novel Anomaly Detection in Additive Manufacturing

06999

Real-time LPBF anomaly sensor: affordable breakable artifact signals defects, enabling immediate intervention and reduced waste.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Tags: Engineering
Material Science
Lead Inventor: Albert To
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Sina Nejati Eghteda
Dinh Son Nguyen
Albert Chi Fu To
Date Submitted: 2024-12-06

Advanced Multi-Wavelength 3D Printing Technique

04836

Multi-wavelength vat photopolymerization enables continuous, multi-material 3D printing with stronger parts and faster, higher-precision prints.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Xiayun Zhao
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Xiayun Zhao
Date Submitted: 2018-12-26

Additively Manufactured Ferrite-Based Soft Magnetic Cores for High-Frequency Applications

06354

Binder-jet ferrite cores with infiltration for high-frequency power electronics; customizable, high saturation, scalable manufacturing.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Tags: Engineering
Material Science
Lead Inventor: Paul Ohodnicki
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Bishal Bhandari
Dipika Mandal
Suraj Venkateshwaran Mullurkara
Date Submitted: 2023-03-18

Linear Variable Differential Pitot Tube for Flow Dynamics

06154

High-temperature LVDPT flow sensor measures real-time localized velocity with dual solenoids and a magnetic core.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Gregory Kinzler
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Heng Ban
Gregory EJ Kinzler
Date Submitted: 2022-09-06

Augmentation of Gas Exchange Using Oscillating Membrane and/or Bubbles for Artificial Lung and Other Gas Exchange Devices

03776

Oscillating membrane-bubble system boosts gas exchange via microstreaming, enhancing mass transfer in artificial lungs and devices.

Technology Type: Medical Device
Technology Subtype: Therapeutic Medical Device
Therapeutic Areas: Respiratory
Lead Inventor: Sung Kwon Cho
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Sung Kwon Cho
Date Submitted: 2015-11-25

MATLAB Implementation of the Proportional Topology Optimization Method

03460

Non-gradient topology optimization in MATLAB: simple, fast, accurate for stress-constrained and minimum‑compliance problems.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Albert To
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Emre Biyikli
Albert Chi Fu To
Date Submitted: 2014-12-01

Optimized Dissolvable Support Structure for Laser Powder Bed Fusion

05689

Algorithm-optimized dissolvable supports for laser PBF reduce residual deformation and stress, cutting post-processing and costs.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Albert To
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Florian X. Dugast
Kevin Andrew Glunt
Owen Hildreth
Date Submitted: 2021-05-13

Adaptive Two-Wavelength Single Camera Imaging Thermography for Smart in-situ Process Temperature

05130

Adaptive two-wavelength single-camera thermography enables real-time, cost-efficient melt-pool temperature measurement in metal additive manufacturing.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Xiayun Zhao
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Dian Li
Chaitanya Krishna P. Vallabh
Xiayun Zhao
Date Submitted: 2019-10-07

Individually addressable interdigitated electrodes and droplet manipulations for digital microfluidics

03995

New interdigital electrode design enables full droplet manipulation of conductive and non-conductive liquids on a chip, AC/DC compatible.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Lead Inventor: Sung Kwon Cho
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Sung Kwon Cho
Technology Readiness Level: 3. Prototype development
Date Submitted: 2016-07-18
Collections: Women's & Reproductive Health

Rapid Ductility Assessment Tool for Metal Additive Manufacturing

07250

A rapid, in-build ductility proxy for LPBF metals using residual-stress–driven crack length to quantify material ductility.

Technology Type: Engineering Technology
Technology Subtype: Material Science
Tags: Minimally invasive
Sustainability
Lead Inventor: Albert To
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Dinh Son Nguyen
Albert Chi Fu To
Technology Readiness Level: 4. Prototype testing and refinement
Date Submitted: 2025-07-16

Membrane Contractor for Seawater Purification

06083

A membrane-coated desalination method locally lowers seawater pH to convert bicarbonate into CO2 for simultaneous desalination and carbon capture.

Technology Type: Engineering Technology
Technology Subtype: Environmental Engineering
Tags: Chemistry
Environmental Engineering
Material Science
Lead Inventor: Katherine Hornbostel
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Hoda Behbahani
Matt Green
Katherine Mary Hornbostel
Date Submitted: 2022-06-30

Novel use of Goubau Waves in Passive Sensing

06116

Goubau-wave wireless sensing enables long-range, secure data from passive sensors on conductors, improving harsh-environment monitoring.

Technology Type: Engineering Technology
Technology Subtype: Sensor
Lead Inventor: Paul Ohodnicki
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Jagannath Devkota
David Greve
Paul Richard Ohodnicki
Date Submitted: 2022-07-31

Using Composite Sealing to Augment Solar Cell Durability and Lifespan

03655

Flexible, nanoparticle-embedded PMMA coating creates superhydrophobic seal, boosting perovskite solar cell durability in humid air.

Technology Type: Engineering Technology
Technology Subtype: Semiconductor
Lead Inventor: Jung-Kun Lee
Department: Mechanical Engineering and Materials Science
All Tech Innovators: GillSang Sang Han
Jung-Kun Lee
Date Submitted: 2015-06-17

Mass Immunization Device

00736

Portable syringe electrode enables safe, efficient DNA vaccine delivery via adaptive electroporation with reduced tissue damage.

Technology Type: Medical Device
Technology Subtype: Surgical Medical Device
Therapeutic Areas: Infectious Disease
Tags: Platform Technology
Lead Inventor: Michael Lovell
Department: Mechanical Engineering and Materials Science
All Tech Innovators: Neal Herring
Steve Heston
Leaf Huang Ph.D.
Date Submitted: 2002-08-12
Collections: Regenerative Medicine