Granted Patent
Utility
US 4,896,372 · App. 06/832,630
Pulse width modulator for AM-RF transmitter
Inventor:
Bryan A. Weaver
Patented Case
View Patent ↗
Granted: Jan 23, 1990
Filed: Feb 25, 1986
Inventor
Bryan A. Weaver
Assignee (at issue)
Varian, Inc.
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.