Robert D. Sorum

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Caledonia, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Vehicle leveling system
- Patent number 7,389,994
- Issue date Jun 24, 2008
- Hadley Products
- Curtis A. Trudeau
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle leveling system
- Patent number 7,261,304
- Issue date Aug 28, 2007
- Hadley Products
- Curtis A. Trudeau
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Sliding axle alarm
- Patent number 7,126,458
- Issue date Oct 24, 2006
- Hadley Products
- Curtis A. Trudeau
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Anti-roll suspension valve body
- Patent number 6,857,646
- Issue date Feb 22, 2005
- Hadley Products
- Robert D. Sorum
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Drive train vibration control system
- Patent number 6,832,143
- Issue date Dec 14, 2004
- Hadley Products
- Curtis A. Trudeau
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Anti-roll suspension valve body
- Patent number 6,669,217
- Issue date Dec 30, 2003
- Hadley Products
- Robert D. Sorum
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Leak proof apparatus for mounting components to panels
- Patent number 6,516,741
- Issue date Feb 11, 2003
- Hadley Products
- Robert D. Sorum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
VEHICLE LEVELING SYSTEM
- Publication number 20070246902
- Publication date Oct 25, 2007
- Hadley Products
- Curtis A. Trudeau
- B60 - VEHICLES IN GENERAL
Information Patent Application
Sliding axle alarm
- Publication number 20060012136
- Publication date Jan 19, 2006
- Curtis A. Trudeau
- B60 - VEHICLES IN GENERAL
Information Patent Application
Vehicle leveling system
- Publication number 20050161891
- Publication date Jul 28, 2005
- Curtis A. Trudeau
- B60 - VEHICLES IN GENERAL
Information Patent Application
Anti-roll suspension valve body
- Publication number 20030173750
- Publication date Sep 18, 2003
- Hadley Products
- Robert D. Sorum
- B60 - VEHICLES IN GENERAL
Information Patent Application
Drive train vibration control system
- Publication number 20030023357
- Publication date Jan 30, 2003
- Curtis A. Trudeau
- B60 - VEHICLES IN GENERAL
Information Patent Application
Anti-roll suspension valve body
- Publication number 20020171219
- Publication date Nov 21, 2002
- Robert D. Sorum
- B60 - VEHICLES IN GENERAL