Granted Patent
Utility
US 6,008,629 · App. 08/989,517
Charging-and-discharging device for an electronic apparatus, and an electronic apparatus including the same, utilizing a charging device providing a constant charging current
Inventors:
Mituo Saeki, Masafumi Okumura, Hidetoshi Yano, Hidekiyo Ozawa
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Dec 12, 1997
Inventors
Mituo Saeki
Masafumi Okumura
Hidetoshi Yano
Hidekiyo Ozawa
Assignee (at issue)
Fujitsu Limited
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.