Granted Patent
Utility
US 5,905,413 · App. 09/069,837
Angular modulator with a phase variation divided and integrated
Inventors:
Tatsumasa Yoshida, Ryoichi Miyamoto
Patented Case
View Patent ↗
Granted: May 18, 1999
Filed: Apr 30, 1998
Inventors
Tatsumasa Yoshida
Ryoichi Miyamoto
Assignee (at issue)
OKI ELECTRIC INDUSTRY CO., LTD.
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.