Granted Patent
Utility
US 6,300,751 · App. 09/638,198
Switching regulator control circuit avoiding break-down of the switching element
Inventor:
Minoru Sudo
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Aug 11, 2000
Inventor
Minoru Sudo
Assignee (at issue)
SEIKO INSTRUMENTS INC.
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.