Granted Patent
Utility
US 6,166,978 · App. 09/033,081
Semiconductor differential amplifier having a gain controlled by a memory transistor
Inventor:
Mitsuhiko Goto
Patented Case
View Patent ↗
Granted: Dec 26, 2000
Filed: Mar 2, 1998
Inventor
Mitsuhiko Goto
Assignee (at issue)
NIPPON STEEL 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.