Granted Patent
Utility
US 5,105,108 · App. 07/614,188
Delay circuit with phase locked loop control
Inventor:
Duc Ngo
Patented Case
View Patent ↗
Granted: Apr 14, 1992
Filed: Nov 14, 1990
Inventor
Duc Ngo
Assignee (at issue)
Zenith Electronics LLC
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.