Granted Patent
Utility
US 5,608,463 · App. 08/111,898
Oscillator circuit suitable for picture-in-picture system
Inventor:
Junichi Ohmori
Patented Case
View Patent ↗
Granted: Mar 4, 1997
Filed: Aug 26, 1993
Inventor
Junichi Ohmori
Assignee (at issue)
NEC 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.