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For the Inventor, By the Inventor

Princeton, NJ, United States of America

Claire F Gmachl

This inventor holds 33 USPTO granted patents and 1 published patent application, primarily in Quantum Cascade Lasers. Top assignees: Lucent Technologies Inc., Princeton University, Johns Hopkins University. Active years: 1999-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Claire F Gmachl. Retrieved from https://idiyas.com/inventor/claire-f-gmachl

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 33 

% Patents Active = 84.8

Average Co-Inventor Count = 5.2

ph-index = 11

Forward Citations = 333(Granted Patents)


Location History:

  • Short Hills, NJ (US) (1999 - 2001)
  • Millburn, NJ (US) (2000 - 2001)
  • New Providence, NJ (US) (2002 - 2006)
  • Princeton, NJ (US) (2005 - 2019)

Company Filing History:

goldMedal25 out of 9,364 
 
Lucent Technologies Inc.
 patents
silverMedal6 out of 1,134 
 
Princeton University
 patents
bronzeMedal1 out of 3,806 
 
Johns Hopkins University
 patents
4. 1 out of 338 
 
The City University of New York
 patents
5. 1 out of 1,370 
 
Yale University
 patents
6. 1 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1999-2019

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Areas of Expertise:
Mid-Infrared Glucose Sensor
Quantum Well Photodetectors
Single-Mode Lasers
Broadband Light Emitters
Optoelectronic Transducers
Phase Matched Light Generation
Optical Amplifiers
Intersubband Light Emitters
Nonlinear Light Sources
Distributed Feedback Lasers
Surface Plasmon Lasers
Superlattice Lasers
33 patents (USPTO):Explore Patents
1. 10441201 - Noninvasive mid-infrared in vivo glucose sensor (2019-10-15),
2. 9698286 - Quantum well infrared photodetectors using II-VI material systems (2017-07-04),
3. 9088126 - Single-mode quantum cascade lasers with enhanced tuning range (2015-07-21),
4. 9054497 - Quantum cascade lasers with improved performance using interface roughness scattering (2015-06-09),
5. 9014230 - Single-mode quantum cascade lasers having shaped cavities (2015-04-21),
6. 8644358 - Highly power-efficient and broadband quantum cascade lasers (2014-02-04),
7. 8294898 - Rotationally asymmetric chaotic optical multi-pass cavity (2012-10-23),
8. 7092421 - Unipolar, intraband optoelectronic transducers with micro-cavity resonators (2006-08-15),
9. 7010010 - Broadband cascade light emitters (2006-03-07),
10. 6940639 - Phase matched parametric light generation in monolithically integrated intersubband optical devices (2005-09-06),
11. 6891187 - Optical devices with heavily doped multiple quantum wells (2005-05-10),
12. 6882675 - Optical resonators that include chaotic ray paths (2005-04-19),
13. 6836499 - Optical amplifier for quantum cascade laser (2004-12-28),
14. 6816530 - Nonlinear semiconductor light sources (2004-11-09),
15. 6795467 - Technique for measuring intersubband electroluminescence in a quantum cascade laser (2004-09-21),

Title: Innovator Series: Claire F. Gmachl

Introduction: Claire F. Gmachl is a prominent inventor based in Princeton, NJ. With an impressive portfolio of 33 patents, Gmachl has made significant contributions to the fields of photonics and sensing technology. Her work on noninvasive glucose sensors and quantum well infrared photodetectors has positioned her as a leading figure in innovation.

Latest Patents: Among her latest patents, Gmachl developed a noninvasive mid-infrared in vivo glucose sensor. This device utilizes a mid-infrared light source to deliver a light beam to the skin, effectively measuring glucose levels through backscattered light. The sensor's design includes a quantum cascade laser and optical fibers, providing a novel approach to glucose monitoring. Another noteworthy patent is her work on quantum well infrared photodetectors, which features a structure of quantum wells formed from II-VI semiconductor materials. This technology allows multiple wavelengths to be detected, enhancing the capability of infrared photodetection.

Career Highlights: Throughout her career, Gmachl has worked with prestigious organizations, including Lucent Technologies Inc. and Princeton University. Her research and development efforts have led to significant advancements in optical sensing technologies and have furthered the understanding of quantum physics applications in practical devices.

Collaborations: Gmachl has collaborated with esteemed colleagues, including Alfred Yi Cho and Deborah Lee Sivco. These collaborations have played a vital role in her research, facilitating the development of innovative technologies that push the boundaries of existing scientific knowledge.

Conclusion: Claire F. Gmachl’s contributions to the innovation landscape are profound and impactful. Her pioneering work on noninvasive glucose sensors and quantum well infrared photodetectors demonstrates her commitment to advancing technology for practical applications. As she continues to innovate, Gmachl remains a vital figure in the world of inventions and patents, inspiring future generations of inventors.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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