Granted Patent
Utility
US 4,099,144 · App. 05/789,220
Injection-locked ultra-high frequency solid-state oscillator
Inventors:
Hiroshi Okamoto, Mutsuo Ikeda
Patented Case
View Patent ↗
Granted: Jul 4, 1978
Filed: Apr 20, 1977
Inventors
Hiroshi Okamoto
Mutsuo Ikeda
Assignee (at issue)
Nippon Telegraph and Telephone Public 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.