For the Inventor, By the Inventor

Enter assignee name

Toledo, OH, United States of America

Ap Parts Manufacturing Company

USPTO Granted Patents = 34

Trademarks = 7

Forward Citations = 560

Loading Chart...

Loading Chart...

24 inventors (with patents filed for the assignee):

Jon W Harwood (19 out of 40 patents)

Michael W Clegg (7 out of 12 patents)

Walter G Moring, Iii (5 out of 8 patents)

4. Bruno A Rosa (4 out of 10 patents)

5. Wayne A Karlgaard (3 out of 4 patents)

6. James E Gerber (3 out of 10 patents)

7. Terrance C Marlinga (2 out of 3 patents)

8. David Garey (2 out of 2 patents)

9. Bennie A Van Blaircum (2 out of 3 patents)

10. James W Emrick (2 out of 4 patents)

11. Ross A Maag (2 out of 2 patents)

12. John Roberts (1 out of 3 patents)

13. Wolfgang Zahn (1 out of 10 patents)

14. Gerald R Trudell (1 out of 5 patents)

15. Paul E Larkins (1 out of 1 patent)

34 patents: Sort by Forward Citations

1. 5907904 - Method of manufacturing an exhaust muffler with stamp formed internal (1999-06-01),

2. 5859394 - Muffler with stamped internal plates defining tubes and separating (1999-01-12),

3. 5816361 - Exhaust mufflers with stamp formed internal components and method of (1998-10-06),

4. 5726398 - Automotive bumper and muffler combination (1998-03-10),

5. 5717173 - Exhaust mufflers with stamp formed internal components and method of (1998-02-10),

6. 5597986 - Stamp formed muffler with nested chambers (1997-01-28),

7. 5563385 - Stamp formed muffler with siphon tube (1996-10-08),

8. 5563383 - Stamp formed muffler with integral evacuation tube (1996-10-08),

9. 5491883 - Method of manufacturing a non-linear composite tube (1996-02-20),

10. 5473891 - Three-piece stamp formed connector for achieving equal length exhaust (1995-12-12),

11. D363908 - Conformal stamp formed muffler (1995-11-07),

12. 5448831 - Method of manufacturing a stamp formed muffler with hermetically sealed (1995-09-12),

13. 5428194 - Narrow width stamp formed muffler (1995-06-27),

14. 5390494 - Pipe assembly for efficient light-off of catalytic converter (1995-02-21),

15. 5327722 - Stamp formed connector for achieving equal length exhaust pipes (1994-07-12),

AP Parts Manufacturing Company is a leading manufacturer and supplier of automotive parts. With years of industry experience and a strong commitment to quality and innovation, we provide a wide range of high-quality parts for various vehicle models. Our state-of-the-art manufacturing facilities and skilled workforce enable us to deliver precision-engineered components that meet the strictest industry standards. We specialize in producing parts such as engines, transmissions, suspensions, brakes, and electrical systems. Visit our website to learn more about our products and services.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

34 Patents

#20 in Toledo, OH

#411 in Ohio

#9,680 in US

#19,060 in the World

Toledo, OH, United States of America

Ap Parts Manufacturing Company

Forward Citations = 560

24 inventors:

Jon W Harwood (19 out of 40 patents)

Michael W Clegg (7 out of 12 patents)

Walter G Moring, Iii (5 out of 8 patents)

4. Bruno A Rosa (4 out of 10 patents)

5. Wayne A Karlgaard (3 out of 4 patents)

Please report any incorrect information to support@idiyas.com

Loading…