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For the Inventor, By the Inventor

Hayward, CA, United States of America

Primus Power Corporation

USPTO Granted Patents = 24

% Expired Patents = 12.5



Trademarks = 5

Forward Citations = 135

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26 inventors (with patents filed for the assignee):

goldMedal Rick Winter (15 out of 20 patents)

silverMedal Jonathan Hall (11 out of 13 patents)

bronzeMedal Paul Bryan Kreiner (9 out of 15 patents)

4.  Gerardo Jose La O' (8 out of 8 patents)

5.  Peter Thomas Tennessen (6 out of 19 patents)

6.  Pallavi Pharkya (5 out of 5 patents)

7.  Lauren Wessel Hart (5 out of 5 patents)

8.  Russell S Cole (5 out of 63 patents)

9.  Nicholas Williams (3 out of 5 patents)

10.  Ryan Larsen (3 out of 3 patents)

11.  Hooman Hafezi (2 out of 63 patents)

12.  Brad Kell (2 out of 2 patents)

13.  John Joseph Curley (2 out of 14 patents)

14.  Andrew Hyungwoo Choi (1 out of 9 patents)

15.  Simo Alberti (1 out of 1 patent)


24 patents:

1. 10290891 - Metal-halogen flow battery bipolar electrode assembly, system, and method (2019-05-14),
2. 10218021 - Flow battery electrolyte compositions containing an organosulfate wetting agent and flow batteries including same (2019-02-26),
3. 10062918 - Flow battery electrolyte compositions containing a chelating agent and a metal plating enhancer (2018-08-28),
4. 10056636 - Electrolyte compositions for use in a metal-halogen flow battery (2018-08-21),
5. D821326 - Battery enclosure (2018-06-26),
6. 9627704 - Fluidic architecture for metal-halogen flow battery (2017-04-18),
7. 9577454 - Series connected storage interface converter (2017-02-21),
8. 9490496 - Reservoir for multiphase electrolyte flow control (2016-11-08),
9. 9478803 - Electrolyte flow configuration for a metal-halogen flow battery (2016-10-25),
10. 9130217 - Fluidic architecture for metal-halogen flow battery (2015-09-08),
11. 8956745 - Metal halogen electrochemical cell system (2015-02-17),
12. 8945739 - Fluidic architecture for metal-halogen flow battery (2015-02-03),
13. 8933701 - Mass distribution indication of flow battery state of charge (2015-01-13),
14. 8928327 - Mass distribution indication of flow battery state of charge (2015-01-06),
15. 8450001 - Flow batter with radial electrolyte distribution (2013-05-28),
Company Overview
Primus Power Corporation, based in Hayward, California, specializes in advanced energy storage solutions, focusing on long-duration battery technologies. The company is dedicated to enhancing the efficiency and reliability of renewable energy systems, enabling a sustainable energy future. Primus Power's innovative approach leverages proprietary technology to provide scalable and cost-effective energy storage, catering to various sectors including utilities and commercial applications. Their commitment to research and development positions them at the forefront of the energy transition.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Primus Power Corporation USPTO Patent Assignee Logo
24 Patents

#30 in Hayward, CA

#3,290 in California

#13,895 in US

#26,686 in the World

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

Primus Power Corporation

Forward Citations = 135

26 inventors:

goldMedal Rick Winter (15 out of 20 patents)

silverMedal Jonathan Hall (11 out of 13 patents)

bronzeMedal Paul Bryan Kreiner (9 out of 15 patents)

4.  Gerardo Jose La O' (8 out of 8 patents)

5.  Peter Thomas Tennessen (6 out of 19 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Primus Power Corporation. Retrieved from https://idiyas.com/company/primus-power

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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