Granted Patent
Utility
US 4,622,571 · App. 06/822,919
CMOS integrated circuit device
Inventor:
Toshio Hara
Patented Case
View Patent ↗
Granted: Nov 11, 1986
Filed: Jan 24, 1986
Inventor
Toshio Hara
Assignee (at issue)
NIPPON ELECTRIC CO., LTD.
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.