Granted Patent
Utility
US 5,734,205 · App. 08/626,282
Power supply using batteries undergoing great voltage variations
Inventors:
Michio Okamura, Masaaki Yamagishi
Patented Case
View Patent ↗
Granted: Mar 31, 1998
Filed: Apr 4, 1996
Inventors
Michio Okamura
Masaaki Yamagishi
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.