Granted Patent
Utility
US 4,621,241 · App. 06/742,194
Wide range electronic oscillator
Inventor:
Joseph H. Kiser
Patented Case
View Patent ↗
Granted: Nov 4, 1986
Filed: Jun 7, 1985
Inventor
Joseph H. Kiser
Assignee (at issue)
Vari-L Company, 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.