Granted Patent
Utility
US 5,693,434 · App. 08/693,780
Electrochemical cell having a polymer electrolyte
Inventors:
Changming Li, Ke Keryn Lian, Richard H. Jung
Patented Case
View Patent ↗
Granted: Dec 2, 1997
Filed: Jul 22, 1996
Inventors
Changming Li
Ke Keryn Lian
Richard H. Jung
Assignee (at issue)
Motorola, 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.