Granted Patent
Utility
US 6,710,951 · App. 09/999,888
Phase locked loop employing a fractional frequency synthesizer as a variable oscillator
Inventor:
Robert L. Cloke
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Oct 31, 2001
Inventor
Robert L. Cloke
Assignee (at issue)
WESTERN DIGITAL TECHNOLOGIES, 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.