Granted Patent
Utility
US 6,759,034 · App. 10/310,220
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
View Patent ↗
Granted: Jul 6, 2004
Filed: Dec 5, 2002
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.