EG

Edwin T. Grochowski

General Motors: 43 patents #206 of 18,328Top 2%
📍 Howell, MI: #8 of 595 inventorsTop 2%
🗺 Michigan: #1,198 of 86,293 inventorsTop 2%
Overall (All Time): #70,936 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
7867129 Multi-speed transmission Clinton E. Carey, James M. Hart, Scott H. Wittkopp, Andrew W. Phillips, Elizabeth I. Wooden 2011-01-11
7867130 Multi-speed transmission Clinton E. Carey, James M. Hart, Scott H. Wittkopp, Andrew W. Phillips, Elizabeth I. Wooden 2011-01-11
7862467 Multi-speed transmission Clinton E. Carey, James M. Hart, Scott H. Wittkopp, Andrew W. Phillips, Elizabeth I. Wooden 2011-01-04
7862466 Multi-speed transmission Clinton E. Carey, James M. Hart, Scott H. Wittkopp, Andrew W. Phillips, Elizabeth I. Wooden 2011-01-04
7854675 Hydraulic feed system for a transmission 2010-12-21
7824297 Multi-speed transmission Clinton E. Carey, Andrew W. Phillips, Scott H. Wittkopp, James M. Hart 2010-11-02
7775931 Multi-speed transmission Clinton E. Carey, James M. Hart, Scott H. Wittkopp, Andrew W. Phillips, Elizabeth I. Wooden 2010-08-17
7543520 Extension housing to transmission case attachment Paul D. Stevenson, Jeffrey J. Biallas 2009-06-09
7422536 Method and apparatus for cooling and lubricating a bearing device Paul D. Stevenson, Elizabeth I. Wooden 2008-09-09
7422539 Multi-speed transmission Clinton E. Carey, Andrew W. Phillips, Scott H. Wittkopp, James M. Hart 2008-09-09
7416507 Multi-speed transmission Clinton E. Carey, Andrew W. Phillips, Scott H. Wittkopp, James M. Hart 2008-08-26
7416508 Multi-speed transmission Clinton E. Carey, Andrew W. Phillips, Scott H. Wittkopp, James M. Hart 2008-08-26
7416509 Multi-speed transmission Clinton E. Carey, Andrew W. Phillips, Scott H. Wittkopp, James M. Hart 2008-08-26
5749451 Clutch assembly with a piston stroke adjuster 1998-05-12
5667454 Power transmission 1997-09-16
5647597 Retractable seal for oil-filled rotating machine 1997-07-15
5226517 Clutch assembly 1993-07-13
5181792 Retainer for splined members 1993-01-26