For the Inventor, By the Inventor

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Altavista, VA, United States of America

Schrader-Bridgeport International, Inc.

USPTO Granted Patents = 31

EPO Patents = 3

Trademarks = 9

Forward Citations = 902

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31 inventors (with patents filed for the assignee):

William David Stewart (8 out of 26 patents)

Jeffrey A Schultz (6 out of 9 patents)

Thomas David Stephen McClelland (5 out of 5 patents)

4. Major H Gilbert (4 out of 8 patents)

5. Idir Boudaoud (4 out of 8 patents)

6. Emmanuel Marguet (3 out of 8 patents)

7. Fred L Starkey (3 out of 3 patents)

8. David Samuel Porter (3 out of 3 patents)

9. Alastair Thomas Johnston (3 out of 3 patents)

10. Alan Kenneth McCall (2 out of 6 patents)

11. Adrian M Page (2 out of 5 patents)

12. Scott M Scarborough (2 out of 2 patents)

13. Gary P Spanos (2 out of 2 patents)

14. Roberto Rovelli (2 out of 2 patents)

15. Frank S Banzhof (2 out of 2 patents)

31 patents: Sort by Forward Citations

1. 11415234 - Adjustable valve core (2022-08-16),

2. D637551 - Valve cap (2011-05-10),

3. D624010 - Tire valve (2010-09-21),

4. 7444860 - Tire sensor grommet tool and method (2008-11-04),

5. 7423532 - Determination of wheel sensor position using a single radio frequency detector in an automotive remote tire monitor system (2008-09-09),

6. 7367227 - Determination of wheel sensor position using shock sensors and a wireless solution (2008-05-06),

7. 7362218 - Motion detection using a shock sensor in a remote tire pressure monitoring system (2008-04-22),

8. 7114344 - Air conditioner access and service fittings (2006-10-03),

9. 7088226 - Method and apparatus for a remote tire pressure monitoring system (2006-08-08),

10. 7010968 - Determination of wheel sensor position using a wireless solution (2006-03-14),

11. 6970076 - Method and apparatus for communication of data in a remote tire monitoring system (2005-11-29),

12. 6906624 - Method and apparatus for a remote tire pressure monitoring system (2005-06-14),

13. 6882270 - Determination of wheel sensor position using radio frequency detectors in an automotive remote tire monitor system (2005-04-19),

14. 6864785 - Determination of wheel sensor position using radio frequency detectors in an automotive remote tire monitor system (2005-03-08),

15. 6809639 - Determination of wheel sensor position using radio frequency detectors in an automotive remote tire monitor system (2004-10-26),

Schrader-Bridgeport International, Inc. is a leading global manufacturer of tire pressure monitoring systems (TPMS) for automotive and industrial applications. The company provides innovative solutions and technologies that enhance overall safety and performance of vehicles. With a focus on quality and reliability, Schrader-Bridgeport delivers advanced TPMS products trusted by major automotive manufacturers and aftermarket service providers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

31 Patents

#2 in Altavista, VA

#192 in Virginia

#10,564 in US

#20,649 in the World

Altavista, VA, United States of America

Schrader-Bridgeport International, Inc.

Forward Citations = 902

31 inventors:

William David Stewart (8 out of 26 patents)

Jeffrey A Schultz (6 out of 9 patents)

Thomas David Stephen McClelland (5 out of 5 patents)

4. Major H Gilbert (4 out of 8 patents)

5. Idir Boudaoud (4 out of 8 patents)

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