Granted Patent
Utility
US 4,899,351 · App. 07/220,534
Transient free clock switch logic
Inventor:
Carl Bonke
Patented Case
View Patent ↗
Granted: Feb 6, 1990
Filed: Jul 18, 1988
Inventor
Carl Bonke
Assignee (at issue)
Western Digital
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.