Granted Patent
Utility
US 5,925,482 · App. 08/875,378
Non-aqueous battery
Inventor:
Masaya Yamashita
Patented Case
View Patent ↗
Granted: Jul 20, 1999
Filed: Oct 15, 1997
Inventor
Masaya Yamashita
Assignee (at issue)
ASAHI KASEI KOGYO CO., 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.