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For the Inventor, By the Inventor

Folsom, CA, United States of America

Altergy Systems

Calculating rank
USPTO Granted Patents = 11

% Expired Patents = 18.2


Trademarks = 2

Forward Citations = 24

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8 inventors (with patents filed for the assignee):

goldMedal Jerrold E Franklin (6 out of 8 patents)

silverMedal David Grupp (3 out of 4 patents)

bronzeMedal Glen A Garrettson (3 out of 3 patents)

4.  Jeremy Dabel (3 out of 3 patents)

5.  Eric S Mettler (3 out of 3 patents)

6.  Phillip Alexander Barat (1 out of 1 patent)

7.  Peter David Devries (1 out of 9 patents)

8.  James M Oros (1 out of 2 patents)

9.  Glen Garrettson (0 patent)

10.  Eric Mettler (0 patent)


11 patents:

1. 10930965 - Collapsing fuel cell isolator for fuel cell airflow management (2021-02-23),
2. 10115984 - Integrated recirculating open cathode fuel cell system (2018-10-30),
3. 9614232 - Modular unit fuel cell assembly (2017-04-04),
4. 9466847 - Integrated recirculating fuel cell methods (2016-10-11),
5. 9029034 - Integrated recirculating fuel cell system (2015-05-12),
6. 7678488 - Integrated and modular BSP/MEA/manifold plates for fuel cells (2010-03-16),
7. 7670707 - Electrical contacts for fuel cells (2010-03-02),
8. 7531916 - Protection circuits for hybrid power systems (2009-05-12),
9. 7183016 - Integrated fuel cell power system (2007-02-27),
10. 6824911 - Integrated fuel cell power system (2004-11-30),
11. 6815113 - Compliant electrical contacts for fuel cell use (2004-11-09),
Company Overview
Altergy Systems, based in Folsom, California, specializes in advanced fuel cell technology, focusing on clean energy solutions for various applications. The company develops and manufactures high-performance fuel cell systems that provide reliable, efficient power for telecommunications, data centers, and other critical infrastructure. With a commitment to sustainability, Altergy aims to reduce carbon footprints and enhance energy independence through innovative energy solutions that leverage the benefits of hydrogen fuel cells.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

Altergy Systems USPTO Patent Assignee Logo
11 Patents

#6 in Folsom, CA

#6,545 in California

#27,540 in US

#51,831 in the World

Folsom, CA (US)
Folsom, CA, United States of America

Altergy Systems

Forward Citations = 24

8 inventors:

goldMedal Jerrold E Franklin (6 out of 8 patents)

silverMedal David Grupp (3 out of 4 patents)

bronzeMedal Glen A Garrettson (3 out of 3 patents)

4.  Jeremy Dabel (3 out of 3 patents)

5.  Eric S Mettler (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Altergy Systems. Retrieved from https://idiyas.com/company/altergy-systems

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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