Granted Patent
Utility
US 6,483,722 · App. 09/992,545
DC/DC converter and control method thereof
Inventors:
Takeshi Nozawa, Yukihiro Nishikawa
Patented Case
View Patent ↗
Granted: Nov 19, 2002
Filed: Nov 7, 2001
Inventors
Takeshi Nozawa
Yukihiro Nishikawa
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.