Granted Patent
Utility
US 5,229,735 · App. 07/860,643
Wide frequency deviation voltage controlled crystal oscillator having plural parallel crystals
Inventor:
Ronald Quan
Patented Case
View Patent ↗
Granted: Jul 20, 1993
Filed: Mar 30, 1992
Inventor
Ronald Quan
Assignee (at issue)
Macrovision Corporation
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.