Granted Patent
Utility
US 4,716,126 · App. 06/871,006
Fabrication of double diffused metal oxide semiconductor transistor
Inventor:
Adrian I. Cogan
Patented Case
View Patent ↗
Granted: Dec 29, 1987
Filed: Jun 5, 1986
Inventor
Adrian I. Cogan
Assignee (at issue)
SILICONIX INCORPORATED
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.