Granted Patent
Utility
US 5,977,748 · App. 09/120,683
Storage capacitor power supply and method of operating same
Inventor:
Michio Okamura
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Jul 21, 1998
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.