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For the Inventor, By the Inventor

Newport News, VA, United States of America

Synerject LLC


USPTO Granted Patents = 21

% Expired Patents = 33.3


Forward Citations = 135

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18 inventors (with patents filed for the assignee):

goldMedal Kevin L Leppert (6 out of 15 patents)

silverMedal James Allen Kimmel (5 out of 6 patents)

bronzeMedal Jordi J Catasus-Servia (4 out of 4 patents)

4.  David Kilgore (3 out of 3 patents)

5.  James Paul Fochtman (3 out of 28 patents)

6.  John Walters (2 out of 14 patents)

7.  Jason D Keown (2 out of 2 patents)

8.  Scott P Dillon (2 out of 2 patents)

9.  Todd Matthew Answine (2 out of 4 patents)

10.  Daryl Oran Codling (2 out of 2 patents)

11.  Johnny Leung (2 out of 4 patents)

12.  John Richard Mills (2 out of 3 patents)

13.  David E Cvengros (1 out of 1 patent)

14.  William June Rogers (1 out of 1 patent)

15.  Gary Lee Maschke (1 out of 1 patent)


21 patents:

1. 10260490 - Methods and apparatus for cooling a solenoid coil of a solenoid pump (2019-04-16),
2. 9997287 - Electromagnetic solenoids having controlled reluctance (2018-06-12),
3. 9753443 - Solenoid systems and methods for detecting length of travel (2017-09-05),
4. 9004884 - In-tank fluid transfer assembly (2015-04-14),
5. 8360740 - Integrated fuel delivery module and methods of manufacture (2013-01-29),
6. 8286802 - In-tank fuel delivery module having an accessible fuel filter (2012-10-16),
7. 8079479 - In-tank fuel delivery module having an accessible fuel filter (2011-12-20),
8. 7775235 - Apparatus and methods for containing a fuel pressure regulator (2010-08-17),
9. 7617814 - Fuel pump module having a direct mounted jet pump and methods of assembly (2009-11-17),
10. 7182281 - Air assist fuel injector with a one piece leg/seat (2007-02-27),
11. 7159801 - Fuel injector assembly and poppet (2007-01-09),
12. 7104477 - Air assist fuel injector guide assembly (2006-09-12),
13. 7051961 - Fuel injector with a coating (2006-05-30),
14. 6764028 - Fuel injector nozzles (2004-07-20),
15. 6626161 - Methods and assemblies for delivering fuel and gas in air assist fuel injection systems (2003-09-30),
Company Overview
Synerject LLC, based in Newport News, VA, specializes in advanced fuel injection systems and engine management solutions for the automotive and small engine markets. The company focuses on developing innovative technologies that enhance engine performance, efficiency, and emissions control. With a commitment to research and development, Synerject collaborates with various industry partners to drive advancements in engine technology, ensuring compliance with evolving environmental standards while delivering reliable and high-quality products.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

21 Patents

#8 in Newport News, VA

#254 in Virginia

#15,695 in US

#29,961 in the World

Newport News, VA (US)
Newport News, VA, United States of America

Synerject LLC

Forward Citations = 135

18 inventors:

goldMedal Kevin L Leppert (6 out of 15 patents)

silverMedal James Allen Kimmel (5 out of 6 patents)

bronzeMedal Jordi J Catasus-Servia (4 out of 4 patents)

4.  David Kilgore (3 out of 3 patents)

5.  James Paul Fochtman (3 out of 28 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Synerject LLC. Retrieved from https://idiyas.com/company/synerject

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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