Granted Patent
Utility
US 4,407,696 · App. 06/453,214
Fabrication of isolation oxidation for MOS circuit
Inventors:
Yu-Pin Han, Bing Ma
Patented Case
View Patent ↗
Granted: Oct 4, 1983
Filed: Dec 27, 1982
Inventors
Yu-Pin Han
Bing Ma
Assignee (at issue)
Mostek 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.