Granted Patent
Utility
US 5,930,612 · App. 09/013,669
Method of manufacturing complementary MOS semiconductor device
Inventor:
Hiroshi Ito
Patented Case
View Patent ↗
Granted: Jul 27, 1999
Filed: Jan 26, 1998
Inventor
Hiroshi Ito
Assignee (at issue)
NEC 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.