Granted Patent
Utility
US 5,162,673 · App. 07/759,466
Bi-CMOS logic circuit
Inventor:
Susumu Ohi
Patented Case
View Patent ↗
Granted: Nov 10, 1992
Filed: Sep 13, 1991
Inventor
Susumu Ohi
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.