James F McElroy

This inventor holds 73 USPTO granted patents and 5 published patent applications and 1 EPO patent, primarily in Fuel Cell Technology (CPC class H01M). Top assignees: Bloom Energy Corporation, United Technologies Corporation, Plug Power Inc.. Active years: 1984-2023.

USPTO Granted Patents = 73 (Patent Applications = 5)

% Patents Active = 79.5

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 2.1

ph-index = 25

Forward Citations = 1,946(Granted Patents)

Forward Citations (Not Self Cited) = 1,774(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Hamilton, MA (US) (1984 - 1987)
East Suffield, CT (US) (1994)
Suffield, CT (US) (1988 - 2023)

Company Filing History:

29 out of 421

Bloom Energy Corporation

patents

17 out of 10,655

United Technologies Corporation

Ion America Corporation

patents

5. 5 out of 22,006

Honda Motor Co., Ltd.

patents

6. 4 out of 5

Infinity Fuel Cell and Hydrogen, Inc.

patents

7. 1 out of 834,411

Other

patents

Years Active: 1984-2023

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Areas of Expertise:

Electrochemical Fuel Cell

Solid Oxide Fuel Cell

Hydrogen Generation

Anode Stability

Fuel Utilization

CO2 Removal

Energy Storage

Microgrid Capability

Fuel Recycling

Hydrogen Infrastructure

Ammonia Injection

Temperature Equalization

73 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11777114 - Cascading stack electrochemical fuel cell (2023-10-03),

2. 10596919 - Fuel cell system with grid independent operation and DC microgrid capability (2020-03-24),

3. 10322637 - Fuel cell system with grid independent operation and DC microgrid capability (2019-06-18),

4. 9911989 - Fuel cell system with partial recycling of anode exhaust (2018-03-06),

5. 9461314 - Fuel cell interconnect (2016-10-04),

6. 9287571 - Operation of fuel cell systems with reduced carbon formation and anode leading edge damage (2016-03-15),

7. 9240599 - Ammonia or hydrazine injection into fuel cell systems (2016-01-19),

8. 9190685 - SOFC system with selective CO2 removal (2015-11-17),

9. 9142845 - Solid oxide fuel cell stack heat treatment methods and apparatus (2015-09-22),

10. 9118040 - Electrochemical cell with improved water or gas management (2015-08-25),

11. 9106098 - Fuel cell system with grid independent operation and DC microgrid capability (2015-08-11),

12. 8986905 - Fuel cell interconnect (2015-03-24),

13. 8916300 - Ammonia fueled SOFC system (2014-12-23),

14. 8802308 - Fuel cell system with interruption control (2014-08-12),

15. 8748056 - Anode with remarkable stability under conditions of extreme fuel starvation (2014-06-10),

Title: The Inventor James F McElroy: Pioneering Innovations in Suffield

Introduction: James F McElroy is a distinguished inventor hailing from Suffield, CT, whose groundbreaking work has left a lasting impact on the field of technology and innovation.

Latest Patents: McElroy's latest patents showcase his commitment to pushing the boundaries of technological advancement, with a focus on cutting-edge solutions in the realm of renewable energy and sustainable practices.

Career Highlights: Throughout his illustrious career, James F McElroy has consistently demonstrated a keen ability to transform visionary ideas into tangible inventions that address pressing global challenges. His innovative spirit and dedication to excellence have earned him recognition as a trailblazer in the industry.

Collaborations: McElroy has collaborated with leading research institutions, universities, and forward-thinking companies to bring his inventions to life. His partnerships have been instrumental in driving forward progress and fostering a culture of innovation within the field.

Conclusion: James F McElroy's contributions to the world of inventions and innovations stand as a testament to his unwavering passion for creating a brighter, more sustainable future. His legacy continues to inspire aspiring inventors and shape the landscape of technological advancement for generations to come.