Granted Patent
Utility
US 6,100,669 · App. 09/228,927
Full-charge detecting method and charging device for a secondary battery
Inventor:
Yoshitaka Tokita
Patented Case
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Granted: Aug 8, 2000
Filed: Jan 12, 1999
Inventor
Yoshitaka Tokita
Assignee (at issue)
NEC 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.