Granted Patent
Utility
US 6,809,583 · App. 10/391,864
Electronic device for supplying DC power and having noise filter mounted with excellent noise reduction
Inventors:
Satoshi Arai, Kazumasa Ohya, Takayuki Inoi, Yoshihiko Saiki
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Mar 19, 2003
Inventors
Satoshi Arai
Kazumasa Ohya
Takayuki Inoi
Yoshihiko Saiki
Assignee (at issue)
NEC TOKIN CORPORATION
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.