Granted Patent
Utility
US 5,912,092 · App. 08/966,030
Battery package
Inventors:
Hiroshi Maruyama, Eiji Matsumasa, Hideaki Ebihara
Patented Case
View Patent ↗
Granted: Jun 15, 1999
Filed: Nov 7, 1997
Inventors
Hiroshi Maruyama
Eiji Matsumasa
Hideaki Ebihara
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.