Granted Patent
Utility
US 6,693,932 · App. 09/887,737
Optical wavelength stabilization circuit, optical transmitter and optical transmission system
Inventors:
Mitsuo Akashi, Yoichi Honzawa, Sunil Sharma, Shigeru Tokita
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Jun 22, 2001
Inventors
Mitsuo Akashi
Yoichi Honzawa
Sunil Sharma
Shigeru Tokita
Assignee (at issue)
Opnext Japan, Inc.
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.