Granted Patent
Utility
US 6,282,339 · App. 09/309,191
Reliable low-cost wavelength division multiplexed coupler with flexible and precise optical path adjustment
Inventor:
Yu Zheng
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: May 10, 1999
Inventor
Yu Zheng
Assignee (at issue)
JDS Uniphase 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.