Ronald J. Fredricks

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Grand Rapids, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Antilock braking systems and methods
- Patent number 7,938,494
- Issue date May 10, 2011
- William B. Ribbens
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Antilock brake systems employing a sliding mode observer based esti...
- Patent number 6,890,041
- Issue date May 10, 2005
- William B. Ribbens
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and apparatus for determining the location of an occupant of...
- Patent number 6,501,536
- Issue date Dec 31, 2002
- Ronald J. Fredricks
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and apparatus for adjusting vehicle mirrors
- Patent number 6,176,587
- Issue date Jan 23, 2001
- Ronald J. Fredricks
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and apparatus for determining the location of an occupant of...
- Patent number 5,993,015
- Issue date Nov 30, 1999
- Ronald J. Fredricks
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Opto-electronic aid for alignment of exterior vehicle mirrors to mi...
- Patent number 5,668,675
- Issue date Sep 16, 1997
- Ronald J. Fredricks
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Antilock braking systems and methods
- Publication number 20070222285
- Publication date Sep 27, 2007
- William B. Ribbens
- B60 - VEHICLES IN GENERAL