For the Inventor, By the Inventor

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Alexandria, VA, United States of America

H2gen Innovations, Inc.

Calculating rank

USPTO Granted Patents = 20

% Expired Patents = 30.0

CIPO Patents = 2

Forward Citations = 515

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21 inventors (with patents filed for the assignee):

Franklin Delano Lomax, Jr (20 out of 30 patents)

John S Lettow (8 out of 55 patents)

Michael Sean Streeks (5 out of 5 patents)

4. Stephen Waide (2 out of 2 patents)

5. Khalil M Nasser (2 out of 2 patents)

6. Kim Hong Lim (2 out of 2 patents)

7. Vinay Prasad (2 out of 2 patents)

8. Jason P Barbour (2 out of 2 patents)

9. John Reardon (2 out of 2 patents)

10. Brian David James (2 out of 6 patents)

11. Jon P Wagner (1 out of 19 patents)

12. Edward T McCullough (1 out of 7 patents)

13. Aaron Wagner (1 out of 7 patents)

14. Christopher H Van Dyke (1 out of 6 patents)

15. Richard S Todd (1 out of 8 patents)

20 patents: Sort by Forward Citations

1. 7674319 - PSA pressure measurement and control system (2010-03-09),

2. 7641716 - Methods and apparatus for improved control of PSA flow variations (2010-01-05),

3. 7622087 - Reactor air supply system and burner configuration (2009-11-24),

4. 7600489 - Heat exchanger having plural tubular arrays (2009-10-13),

5. 7347978 - Electrically heated catalyst support plate and method for starting up water gas shift reactors (2008-03-25),

6. 7309480 - Catalyst for hydrogen generation through steam reforming of hydrocarbons (2007-12-18),

7. 7195059 - Heat exchanger and method of performing chemical processes (2007-03-27),

8. 7117934 - Method and apparatus for minimizing adverse effects of thermal expansion in a heat exchange reactor (2006-10-10),

9. 7017529 - Boiler system and method of controlling a boiler system (2006-03-28),

10. 6957695 - Heat exchanger housing and seals (2005-10-25),

11. 6929683 - Method and apparatus for pressure swing adsorption (2005-08-16),

12. 6918953 - Modular pressure swing adsorption process and apparatus (2005-07-19),

13. 6896041 - Heat exchange reactor having integral housing assembly (2005-05-24),

14. 6887301 - Flow control in pressure swing adsorption systems (2005-05-03),

15. 6858065 - High recovery PSA cycles and apparatus with reduced complexity (2005-02-22),

Company Overview

H2gen Innovations, Inc. is a technology company based in Alexandria, VA, specializing in hydrogen generation solutions. The organization focuses on developing advanced electrolysis systems that convert water into hydrogen and oxygen, promoting clean energy applications. H2gen's innovations aim to support various industries, including transportation and energy storage, by providing efficient and sustainable hydrogen production methods. Their commitment to research and development positions them at the forefront of the hydrogen economy.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

20 Patents

#6 in Alexandria, VA

#275 in Virginia

#16,416 in US

#31,315 in the World

Alexandria, VA, United States of America

H2gen Innovations, Inc.

Forward Citations = 515

21 inventors:

Franklin Delano Lomax, Jr (20 out of 30 patents)

John S Lettow (8 out of 55 patents)

Michael Sean Streeks (5 out of 5 patents)

4. Stephen Waide (2 out of 2 patents)

5. Khalil M Nasser (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: H2gen Innovations, Inc.. Retrieved from https://idiyas.com/company/h2gen-innovations

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

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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