Granted Patent
Utility
US 6,088,142 · App. 08/816,089
System and method for precision wavelength monitoring
Inventors:
Xiaofan Cao, Yu Zheng
Patented Case
View Patent ↗
Granted: Jul 11, 2000
Filed: Mar 13, 1997
Inventors
Xiaofan Cao
Yu Zheng
Assignee (at issue)
Oplink Communications, LLC
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.