Granted Patent
Utility
US 4,844,999 · App. 07/199,930
Nickel electrode for alkaline battery and battery using said nickel electrode
Inventors:
Masahiko Oshitani, Hiroshi Yufu
Patented Case
View Patent ↗
Granted: Jul 4, 1989
Filed: May 26, 1988
Inventors
Masahiko Oshitani
Hiroshi Yufu
Assignee (at issue)
Yuasa Battery 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.