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For the Inventor, By the Inventor

Danville, CA, United States of America

John W Elmer

This inventor holds 22 USPTO granted patents and 2 published patent applications, primarily in Electron Beam Diagnostics. Top assignees: Lawrence Livermore National Security, LLC, University of California, Ford Motor Company Limited. Active years: 1995-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John W Elmer. Retrieved from https://idiyas.com/inventor/john-w-elmer

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

USPTO Granted Patents = 22 

% Patents Active = 86.4

Average Co-Inventor Count = 2.6

ph-index = 7

Forward Citations = 129(Granted Patents)


Location History:

  • Pleasanton, CA (US) (1995 - 1996)
  • Danville, CA (US) (2001 - 2023)

Company Filing History:

goldMedal12 out of 1,626 
 
Lawrence Livermore National Security, LLC
 patents
silverMedal10 out of 16,025 
 
University of California
 patents
bronzeMedal1 out of 6,167 
 
Ford Motor Company Limited
 patents
where one patent can have more than one assignee

Years Active: 1995-2023

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Areas of Expertise:
CTE-Tuned Substrate
Laser Diode Packaging
Cryogenic Pressure Vessels
Computed Tomography
Electron Beam Machining
Power Density Distribution
Modified Faraday Cup
Superplastic Forming
Diagnostic Systems
Microscale Liquid-Vapor Phase Change
Tomographic Imaging
High Flux Diodes
22 patents (USPTO):Explore Patents
1. 11811193 - CTE-tuned pyrolytic graphite (PG) substrate to minimize joining stress between laser diode and the substrate (2023-11-07),
2. 11411370 - Si-based CTE-matched substrate for laser diode packaging (2022-08-09),
3. 11181236 - Vacuum manufacture of cryogenic pressure vessels for hydrogen storage (2021-11-23),
4. 11177626 - CTE-tuned pyrolytic graphite (PG) substrate to minimize joining stress between laser diode and the substrate (2021-11-16),
5. 10888284 - Angled slit design for computed tomographic imaging of electron beams (2021-01-12),
6. 10649102 - Concentric semi-circular split profiling for computed tomographic imaging of electronic beams (2020-05-12),
7. 9768584 - High flux diode packaging using passive microscale liquid-vapor phase change (2017-09-19),
8. 9105448 - Electron beam diagnostic system using computed tomography and an annular sensor (2015-08-11),
9. 8791426 - Electron beam diagnostic system using computed tomography and an annular sensor (2014-07-29),
10. 7902503 - Slit disk for modified faraday cup diagnostic for determining power density of electron and ion beams (2011-03-08),
11. 7378830 - Miniature modified Faraday cup for micro electron beams (2008-05-27),
12. 7348568 - Electron beam diagnostic for profiling high power beams (2008-03-25),
13. 7288772 - Diagnostic system for profiling micro-beams (2007-10-30),
14. 7244950 - Trigger probe for determining the orientation of the power distribution of an electron beam (2007-07-17),
15. 6677011 - Manifold free multiple sheet superplastic forming (2004-01-13),

Title: The Innovative Contributions of John W. Elmer in Laser Diode Technology

Introduction

John W. Elmer, based in Danville, California, is an accomplished inventor with a remarkable portfolio of 22 patents. His work primarily focuses on advanced materials and technologies crucial for the development of laser diode packaging. Elmer’s innovations have significantly contributed to improving the efficiency and reliability of laser diodes, which are widely used in various applications.

Latest Patents

Elmer’s latest patents showcase his expertise in the field of pyrolytic graphite substrates. One of his notable inventions is the patent for a CTE-tuned pyrolytic graphite (PG) substrate aimed at minimizing joining stress between the laser diode and the substrate. This innovation involves a PG crystalline structure designed to align with the specific thermal expansion characteristics of the heat-generating material, ensuring optimal performance. Another significant patent includes a si-based CTE-matched substrate for laser diode packaging. This invention consists of a copper-silicon-copper (Cu-Si-Cu) substrate that effectively integrates copper plating and vias to provide robust electrical and thermal connections, all while maintaining a compatible coefficient of thermal expansion.

Career Highlights

Throughout his career, John W. Elmer has held positions at prestigious institutions, including Lawrence Livermore National Security, LLC, and the University of California. His contributions in these roles have solidified his reputation as a leading inventor in the laser diode technology space.

Collaborations

Elmer has collaborated with various professionals, including notable coworkers such as Alan T. Teruya and Todd A. Palmer. This collaboration has enabled the exchange of ideas and techniques, further enhancing the innovation process within his projects.

Conclusion

John W. Elmer's work exemplifies the impact of innovation in modern technology, particularly in the engineering of laser diodes. With 22 patents to his name, his significant contributions continue to influence advancements in material engineering and semiconductor technology, paving the way for future innovations.

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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