Granted Patent
Utility
US 5,831,318 · App. 08/687,224
Radhard mosfet with thick gate oxide and deep channel region
Inventors:
Kyle Spring, Perry Merrill
Patented Case
View Patent ↗
Granted: Nov 3, 1998
Filed: Jul 25, 1996
Inventors
Kyle Spring
Perry Merrill
Assignee (at issue)
International Rectifier 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.