Granted Patent
Utility
US 6,278,265 · App. 09/626,150
Switching regulator
Inventor:
Kouji Yokosawa
Patented Case
View Patent ↗
Granted: Aug 21, 2001
Filed: Jul 26, 2000
Inventor
Kouji Yokosawa
Assignee (at issue)
NEC 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.