Granted Patent
Utility
US 6,563,197 · App. 09/989,217
MOSgated device termination with guard rings under field plate
Inventors:
Kenneth Wagers, Yanping Ma, Jianjun Cao
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Nov 20, 2001
Inventors
Kenneth Wagers
Yanping Ma
Jianjun Cao
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.