Granted Patent
Utility
US 5,191,297 · App. 07/735,646
Transconductance amplifier having sensfets which drive a load with linearly proportional current
Inventors:
Richard E. Penman, Sean Varley
Patented Case
View Patent ↗
Granted: Mar 2, 1993
Filed: Jul 25, 1991
Inventors
Richard E. Penman
Sean Varley
Assignee (at issue)
IO-Mega Holding 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.