Granted Patent
Utility
US 4,706,045 · App. 06/940,038
Voltage controlled oscillator with dual loop resonant tank circuit
Inventors:
Kenneth W. Ouyang, Richard W. Hull
Patented Case
View Patent ↗
Granted: Nov 10, 1987
Filed: Dec 10, 1986
Inventors
Kenneth W. Ouyang
Richard W. Hull
Assignee (at issue)
Western Digital
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.