Granted Patent
Utility
US 5,341,003 · App. 07/895,742
MOS semiconductor device having a main unit element and a sense unit element for monitoring the current in the main unit element
Inventor:
Shigeyuki Obinata
Patented Case
View Patent ↗
Granted: Aug 23, 1994
Filed: Jun 9, 1992
Inventor
Shigeyuki Obinata
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.