Granted Patent
Utility
US 5,320,916 · App. 07/920,288
Separator for alkali-zinc battery
Inventors:
Tomonori Kishimoto, Mitsuo Yamane, Takehito Bogauchi, Yoshihiro Eguchi
Patented Case
View Patent ↗
Granted: Jun 14, 1994
Filed: Aug 13, 1992
Inventors
Tomonori Kishimoto
Mitsuo Yamane
Takehito Bogauchi
Yoshihiro Eguchi
Assignee (at issue)
Yuasa Corporation
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.