Granted Patent
Utility
US 4,864,255 · App. 07/094,502
Oscillator capable of quickly supplying a stable oscillation signal
Inventor:
Osamu Yoshida
Patented Case
View Patent ↗
Granted: Sep 5, 1989
Filed: Sep 9, 1987
Inventor
Osamu Yoshida
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.