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Mark Spencer Stuhldreher
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Pinckney, MI, US
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Patents Grants
last 30 patents
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Patent Grant
On-demand power brake system and method
Patent number
8,522,546
Issue date
Sep 3, 2013
The United States of America, as represented by the Administrator of the U.S....
Charles L. Gray
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Engine-off power steering system
Patent number
8,100,221
Issue date
Jan 24, 2012
The United States of America as represented by the Administrator of the U. S....
Mark Spencer Stuhldreher
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Patents Applications
last 30 patents
Information
Patent Application
Engine-Off Power Steering System
Publication number
20120000725
Publication date
Jan 5, 2012
Mark Stuhldreher
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
On-demand power brake system and method
Publication number
20090320464
Publication date
Dec 31, 2009
Government of the United States of America, as represented by the Administrat...
Charles L. Gray, JR.
B60 - VEHICLES IN GENERAL
Information
Patent Application
Engine-off power steering system
Publication number
20080135325
Publication date
Jun 12, 2008
Mark Spencer Stuhldreher
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS