Granted Patent
Utility
US 4,803,442 · App. 07/120,610
Low power buffer amplifier
Inventor:
Dennis W. Hogg
Patented Case
View Patent ↗
Granted: Feb 7, 1989
Filed: Nov 16, 1987
Inventor
Dennis W. Hogg
Assignee (at issue)
Micropolis 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.