Granted Patent
Utility
US 4,567,389 · App. 06/627,998
CMOS Differential amplifier
Inventor:
Hiep Van Tran
Patented Case
View Patent ↗
Granted: Jan 28, 1986
Filed: Jul 5, 1984
Inventor
Hiep Van Tran
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.