Granted Patent
Utility
US 6,255,913 · App. 09/412,462
Variable frequency oscillator circuit
Inventor:
Hongmo Wang
Patented Case
View Patent ↗
Granted: Jul 3, 2001
Filed: Oct 4, 1999
Inventor
Hongmo Wang
Assignee (at issue)
Agere Systems Guardian 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.