Granted Patent
Utility
US 6,081,099 · App. 09/293,092
Charging and discharging control circuit and charging type power supply device
Inventor:
Sadashi Shimoda
Patented Case
View Patent ↗
Granted: Jun 27, 2000
Filed: Apr 16, 1999
Inventor
Sadashi Shimoda
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.