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For the Inventor, By the Inventor

Farmington Hills, MI, United States of America

Ride Control, LLC


USPTO Granted Patents = 3

% Expired Patents = 66.7



Trademarks = 14

Forward Citations = 50

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5 inventors (with patents filed for the assignee):

goldMedal David L Ruhlman (1 out of 1 patent)

silverMedal Paul Przybyl (1 out of 1 patent)

bronzeMedal Robert P Carlstedt (1 out of 21 patents)

4.  James J Siesel (1 out of 1 patent)

5.  James M Barbison (1 out of 3 patents)

6.  Julian Harbu (5 patents)

7.  Simon Van Wonderen (4 patents)


3 patents:

1. 10480605 - Compression-resistant shock absorber piston seal (2019-11-19),
2. 7641029 - Annular groove monotube piston with non-symmetrical band (2010-01-05),
3. 7624995 - Suspension with integrated leveling and stabilization mechanisms (2009-12-01),
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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#54 in Farmington Hills, MI

#2,489 in Michigan

#73,766 in US

Farmington Hills, MI (US)
Farmington Hills, MI, United States of America

Ride Control, LLC

Forward Citations = 50

5 inventors:

goldMedal David L Ruhlman (1 out of 1 patent)

silverMedal Paul Przybyl (1 out of 1 patent)

bronzeMedal Robert P Carlstedt (1 out of 21 patents)

4.  James J Siesel (1 out of 1 patent)

5.  James M Barbison (1 out of 3 patents)

Please report any incorrect information to [email protected]
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