For the Inventor, By the Inventor

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Clarkston, MI, United States of America

Pontiac Coil, Inc.

USPTO Granted Patents = 16

% Expired Patents = 18.8

Trademarks = 2

Forward Citations = 191

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12 inventors (with patents filed for the assignee):

John W Moody (7 out of 7 patents)

Steve R Hojnacki (4 out of 4 patents)

Walter John Budd (2 out of 7 patents)

4. Weston C Bye (2 out of 2 patents)

5. Atul Kalia (2 out of 2 patents)

6. Tam Nguyen (2 out of 5 patents)

7. Robert J Rudisil (2 out of 3 patents)

8. Lawrence A Wiltfang (2 out of 2 patents)

9. Charles D Withey (2 out of 2 patents)

10. Thomas J Dolinshek (1 out of 1 patent)

11. Robert Brandt (1 out of 1 patent)

12. C Robert Brandt (1 out of 1 patent)

16 patents: Sort by Forward Citations

1. 6924571 - Spring-driven generator (2005-08-02),

2. 6879480 - Brake transmission shift interlock and park lock system (2005-04-12),

3. 6794972 - Brake-transmission shift interlock device for an automatic transmission system (2004-09-21),

4. 6707191 - Clockspring generator (2004-03-16),

5. 6592492 - Brake transmission shift interlock and park lock system (2003-07-15),

6. 6557686 - Electro-magnetic actuator having a shortened magnetic flux flow loop (2003-05-06),

7. 6175168 - Overmolded stator for fuel metering solenoid and method of manufacturing same (2001-01-16),

8. 6142282 - Brake-transmission shift interlock device for an automatic transmission (2000-11-07),

9. 5938562 - Brake shifter interlock with improved park lock switch (1999-08-17),

10. 5902209 - Shifter interlock for an automatic transmission (1999-05-11),

11. 5729187 - Transmission shift interlock (1998-03-17),

12. 5673013 - Bobbin concentrically supporting multiple electrical coils (1997-09-30),

13. 5647818 - Shifter interlock for an automatic transmission (1997-07-15),

14. 5489246 - Electronic park lock (1996-02-06),

15. 5176231 - Interlock device having reduced preload binding (1993-01-05),

Company Overview

Pontiac Coil, Inc. is a specialized manufacturer based in Clarkston, Michigan, focusing on the development and production of high-quality electromagnetic components. The company is known for its expertise in designing and fabricating coils, transformers, and inductors, serving various industries including automotive, aerospace, and industrial applications. With a commitment to innovation and precision engineering, Pontiac Coil aims to deliver reliable solutions that meet the evolving needs of its clients in a competitive market.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

16 Patents

#1 in Clarkston, MI

#713 in Michigan

#19,922 in US

#37,831 in the World

Clarkston, MI, United States of America

Pontiac Coil, Inc.

Forward Citations = 191

12 inventors:

John W Moody (7 out of 7 patents)

Steve R Hojnacki (4 out of 4 patents)

Walter John Budd (2 out of 7 patents)

4. Weston C Bye (2 out of 2 patents)

5. Atul Kalia (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pontiac Coil, Inc.. Retrieved from https://idiyas.com/company/pontiac-coil

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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