For the Inventor, By the Inventor

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Independence, OH, United States of America

American Gas Association

USPTO Granted Patents = 18

Trademarks = 11

Forward Citations = 188

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32 inventors (with patents filed for the assignee):

Kenneth M Gretsinger (3 out of 3 patents)

Paul Flanagan (3 out of 3 patents)

John C Sharer (3 out of 4 patents)

4. Jon B Pangborn (3 out of 7 patents)

5. James C Griffiths (3 out of 3 patents)

6. Robert H Elkins (2 out of 4 patents)

7. Palamadi S Vishwanath (2 out of 2 patents)

8. M Reza Ghassemzadeh (2 out of 2 patents)

9. Richard J Priem (2 out of 3 patents)

10. James J McCoy, Jr (1 out of 4 patents)

11. Leonard G Marianowski (1 out of 27 patents)

12. Henry F Taylor (1 out of 36 patents)

13. Victor P Swenson (1 out of 3 patents)

14. Robert A Atkins (1 out of 4 patents)

15. Mirek Macecek (1 out of 3 patents)

18 patents: Sort by Forward Citations

1. 5658139 - Low NO.sub.X burner (1997-08-19),

2. 5460513 - Low NO.sub.x burner (1995-10-24),

3. 5452087 - Method and apparatus for measuring pressure with embedded non-intrusive (1995-09-19),

4. 5236327 - Low NO.sub.x burner (1993-08-17),

5. 4752209 - Pulse combustion burner feed valve (1988-06-21),

6. 4730990 - Pulse combustion engine and heat transfer system (1988-03-15),

7. 4708635 - Pulse combustion apparatus and method (1987-11-24),

8. 4685510 - Pulse combustion engine and heat transfer system (1987-08-11),

9. 4574745 - Compact pulse combustion burner with enhanced heat transfer (1986-03-11),

10. 4395911 - Method and apparatus for precise determination of girth weld defects (1983-08-02),

11. 4151191 - Sulfur resistant molybdenum catalysts for methanation (1979-04-24),

12. 4132672 - Methanation catalyst (1979-01-02),

13. 4075313 - Process for producing hydrogen and oxygen from water (1978-02-21),

14. 4009321 - High temperature fuel cell electrolyte (1977-02-22),

15. 3998942 - Process for producing hydrogen and oxygen from water (1976-12-21),

The American Gas Association represents companies delivering natural gas to customers across the United States. With a focus on safety, reliability, and affordability, AGA advocates for policies that promote the use of natural gas as a clean and efficient energy source. AGA members are committed to providing innovative solutions to meet the energy needs of customers while reducing emissions and supporting sustainability.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

18 Patents

#2 in Independence, OH

#734 in Ohio

#17,414 in US

#33,182 in the World

Independence, OH, United States of America

American Gas Association

Forward Citations = 188

32 inventors:

Kenneth M Gretsinger (3 out of 3 patents)

Paul Flanagan (3 out of 3 patents)

John C Sharer (3 out of 4 patents)

4. Jon B Pangborn (3 out of 7 patents)

5. James C Griffiths (3 out of 3 patents)

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