Granted Patent
Utility
US 5,528,121 · App. 08/249,120
Storage capacitor power supply
Inventor:
Michio Okamura
Patented Case
View Patent ↗
Granted: Jun 18, 1996
Filed: May 25, 1994
Inventor
Michio Okamura
Assignee (at issue)
JEOL 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.