Granted Patent
Utility
US 5,277,999 · App. 07/934,976
Electrochemical hydrogen storage alloys and batteries fabricated these alloys having significantly improved performance characteristics
Inventors:
Stanford R. Ovshinsky, Michael A. Fetcenko
Patented Case
View Patent ↗
Granted: Jan 11, 1994
Filed: Aug 25, 1992
Inventors
Stanford R. Ovshinsky
Michael A. Fetcenko
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.