Granted Patent
Utility
US 4,600,889 · App. 06/711,140
Coherent oscillator
Inventor:
Thomas W. Rugen
Patented Case
View Patent ↗
Granted: Jul 15, 1986
Filed: Mar 13, 1985
Inventor
Thomas W. Rugen
Assignee (at issue)
Motorola, 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.