Granted Patent
Utility
US 5,175,512 · App. 07/843,703
High speed, power supply independent CMOS voltage controlled ring oscillator with level shifting circuit
Inventor:
Paul Self
Patented Case
View Patent ↗
Granted: Dec 29, 1992
Filed: Feb 28, 1992
Inventor
Paul Self
Assignee (at issue)
Avasem 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.