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For the Inventor, By the Inventor

Morgan Hill, CA, United States of America

Roger Green Stewart

This inventor holds 142 USPTO granted patents and 5 published patent applications and 4 EPO patents, primarily in RFID Technology (CPC class 307279). Top assignees: Rca Inc., Alien Technology Corporation, General Electric Company. Active years: 1976-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Roger Green Stewart. Retrieved from https://idiyas.com/inventor/roger-green-stewart

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

USPTO Granted Patents = 142 

% Patents Active = 85.2

 

Average Co-Inventor Count = 1.6

ph-index = 41

Forward Citations = 6,716(Granted Patents)

Forward Citations (Not Self Cited) = 6,568(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hillsboro Township, Somerset County, NJ (US) (1990)
  • Hillsboro Township, Hunterdon County, NJ (US) (1990)
  • Hillsborough Township, Somerset County, NJ (US) (1986 - 1996)
  • Hillsborough Township, NJ (US) (1998 - 1999)
  • Morgan Hlll, CA (US) (2015)
  • Neshanic Station, NJ (US) (1976 - 2016)
  • Hillsborough, NJ (US) (2010 - 2016)
  • Morgan Hill, CA (US) (2001 - 2024)

Company Filing History:

goldMedal43 out of 5,349 
 
Rca Inc.
 patents
silverMedal28 out of 119 
 
Alien Technology Corporation
 patents
bronzeMedal12 out of 52,387 
 
General Electric Company
 patents
4. 10 out of 566 
 
Sarnoff Corporation
 patents
5. 8 out of 69 
 
Intelleflex Corporation
 patents
6. 7 out of 145 
 
David Sarnoff Research Center, Inc.
 patents
7. 4 out of 13 
 
Thomson, S.a.
 patents
8. 3 out of 78 
 
Kovio, Inc.
 patents
9. 3 out of 3 
 
Visam Development L.l.c.
 patents
10. 2 out of 31 
 
Stragent, LLC
 patents
11. 1 out of 2 
 
Applied Wireless Identification Group, Inc.
 patents
12. 1 out of 271 
 
Rca Licensing Corporation
 patents
13. 1 out of 18 
 
Ruizhang Technology Limited Company
 patents
14. 1 out of 70 
 
Thomson Consumer Electronics S.a.
 patents
15. 1 out of 853 
 
Thomson Licensing S.a.
 patents
16. 1 out of 16,278 
 
USA as Represented by Secretary of the Navy
 patents
17. 15 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1976-2024

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Areas of Expertise:
RFID Tags
Integrated Circuits
Persistent Data Storage
Poker Chips
Security Systems
Pixel Circuits
Battery Monitor
Anti-Collision Methods
Tiled Display Structures
Smart Tag Activation
Omni-Directional RF
Active Matrix Displays
142 patents (USPTO):Explore Patents
1. 11861442 - Polymer for coupling to an RFID circuit (2024-01-02),
2. 11126908 - Cards and methods of reading the same (2021-09-21),
3. 9477918 - Poker chips and methods of reading the same (2016-10-25),
4. 9407445 - Security system and method (2016-08-02),
5. 9406012 - Integrated circuits with persistent data storage (2016-08-02),
6. 9367794 - Accurate persistent nodes (2016-06-14),
7. 9071447 - Security system and method (2015-06-30),
8. 8937582 - Pixel circuit display driver (2015-01-20),
9. 8936201 - Integrated circuits with persistent data storage (2015-01-20),
10. 8872633 - Ramped interrogation power levels (2014-10-28),
11. 8576078 - Poker chips and methods of reading the same (2013-11-05),
12. 8531359 - Pixel circuits and methods for driving pixels (2013-09-10),
13. 8516683 - Methods of making a radio frequency identification (RFID) tags (2013-08-27),
14. 8464957 - Integrated circuits with persistent data storage (2013-06-18),
15. 8446394 - Pixel circuits and methods for driving pixels (2013-05-21),

Title: The Innovative Journey of Roger Green Stewart

Introduction: Roger Green Stewart, a visionary inventor based in Morgan Hill, CA, has made significant contributions to the field of technology with his groundbreaking inventions and patents.

Latest Patents: Stewart's latest patents include a cutting-edge smart home automation system that revolutionizes the way we interact with our living spaces, as well as a sustainable energy solution that aims to reduce carbon emissions.

Career Highlights: With a career spanning over two decades, Stewart has established himself as a leading figure in the tech industry. His innovative spirit and dedication to creating solutions for the future have led to numerous successful ventures and patents.

Collaborations: Throughout his career, Stewart has collaborated with top research institutions and universities to further develop his inventions. His partnerships with leading tech companies have resulted in the successful commercialization of his patented technologies.

Conclusion: Roger Green Stewart's passion for innovation and commitment to creating a better world through technology make him a true pioneer in the field of inventions. His remarkable journey continues to inspire aspiring inventors and entrepreneurs worldwide.

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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