Granted Patent
Utility
US 4,776,036 · App. 07/119,868
RF-AM transmitter with pulse width modulator
Inventors:
Gilmer L. Hulsey, Bryan A. Weaver
Patented Case
View Patent ↗
Granted: Oct 4, 1988
Filed: Nov 13, 1987
Inventors
Gilmer L. Hulsey
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.