Granted Patent
Utility
US 6,565,836 · App. 09/963,864
Very low emission hybrid electric vehicle incorporating an integrated propulsion system including a hydrogen powered internal combustion engine and a high power Ni-MH battery pack
Inventors:
Stanford R. Ovshinsky, Robert C. Stempel
Patented Case
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Granted: May 20, 2003
Filed: Sep 25, 2001
Inventors
Stanford R. Ovshinsky
Robert C. Stempel
Assignee (at issue)
Ovonic Battery Company, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.