-
-
-
-
-
-
-
-
-
-
-
-
Weldable metal composites and methods
-
Patent number 7,833,630
-
Issue date Nov 16, 2010
-
GM Global Technology Operations, Inc.
-
David R. Sigler
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
-
-
-
Roll bonding of bipolar plates
-
Patent number 7,451,907
-
Issue date Nov 18, 2008
-
General Motors Corporation
-
David R. Sigler
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
Bipolar plate fabrication
-
Patent number 7,258,263
-
Issue date Aug 21, 2007
-
General Motors Corporation
-
David R Sigler
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-