Granted Patent
Utility
US 5,266,868 · App. 07/799,309
Gyrotron including quasi-optical mode converter
Inventors:
Keishi Sakamoto, Takashi Nagashima, Yoshika Mitsunaka
Patented Case
View Patent ↗
Granted: Nov 30, 1993
Filed: Nov 27, 1991
Inventors
Keishi Sakamoto
Takashi Nagashima
Yoshika Mitsunaka
Assignees (at issue)
Japan Atomic Energy Research Institute
Kabushiki Kaisha Toshiba
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.