Granted Patent
Utility
US 6,339,262 · App. 09/527,359
Switching power supply using an input DC power supply
Inventors:
Seiki Igarashi, Akio Suzuki
Patented Case
View Patent ↗
Granted: Jan 15, 2002
Filed: Mar 17, 2000
Inventors
Seiki Igarashi
Akio Suzuki
Assignee (at issue)
FUJI ELECTRIC CO., 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.