Granted Patent
Utility
US 4,250,454 · App. 06/023,823
Electronic trigger for a radio frequency source
Inventor:
Norman Y. Sakamoto
Patented Case
View Patent ↗
Granted: Feb 10, 1981
Filed: Mar 26, 1979
Inventor
Norman Y. Sakamoto
Assignee (at issue)
International Telephone and Telegraph 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.