Granted Patent
Utility
US 5,142,247 · App. 07/741,083
Multiple frequency phase-locked loop clock generator with stable transitions between frequencies
Inventors:
Henry F. Lada, Hung Q. Le, James H. Garrett, John M. Gromala
Patented Case
View Patent ↗
Granted: Aug 25, 1992
Filed: Aug 6, 1991
Inventors
Henry F. Lada
Hung Q. Le
James H. Garrett
John M. Gromala
Assignee (at issue)
Compaq Computer 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.