Granted Patent
Utility
US 6,011,279 · App. 08/846,286
Silicon carbide field controlled bipolar switch
Inventors:
Ranbir Singh, John Williams Palmour
Patented Case
View Patent ↗
Granted: Jan 4, 2000
Filed: Apr 30, 1997
Inventors
Ranbir Singh
John Williams Palmour
Assignee (at issue)
Cree Research 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.