Granted Patent
Utility
US 5,691,084 · App. 08/553,666
Organic electrolytic solution secondary cell
Inventors:
Fusaji Kita, Masaharu Higashiguchi, Kouji Murakami, Akira Kawakami
Patented Case
View Patent ↗
Granted: Nov 25, 1997
Filed: Nov 17, 1995
Inventors
Fusaji Kita
Masaharu Higashiguchi
Kouji Murakami
Akira Kawakami
Assignee (at issue)
HITACHI MAXELL, LTD.
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.