Granted Patent
Utility
US 6,614,205 · App. 10/027,062
Charge/discharge control circuit and a charging-type power-supply unit
Inventor:
Takao Nakashimo
Patented Case
View Patent ↗
Granted: Sep 2, 2003
Filed: Dec 26, 2001
Inventor
Takao Nakashimo
Assignee (at issue)
SEIKO INSTRUMENTS INC.
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.