Granted Patent
Utility
US 4,283,236 · App. 06/077,234
Method of fabricating lateral PNP transistors utilizing selective diffusion and counter doping
Inventor:
Ramesh M. Sirsi
Patented Case
View Patent ↗
Granted: Aug 11, 1981
Filed: Sep 19, 1979
Inventor
Ramesh M. Sirsi
Assignee (at issue)
HARRIS 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.