Granted Patent
Utility
US 6,404,076 · App. 09/690,023
DC-DC converter circuit selecting lowest acceptable input source
Inventors:
Kouichi Matsuda, Mitsuo Saeki, Hidekiyo Ozawa
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Oct 17, 2000
Inventors
Kouichi Matsuda
Mitsuo Saeki
Hidekiyo Ozawa
Assignee (at issue)
Fujitsu Limited
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.