Granted Patent
Utility
US 6,449,046 · App. 09/313,168
Optically amplified WDM/TDM hybrid polarization-insensitive fiber-optic interferometric sensor system
Inventors:
Shih-Chu Huang, Wuu-Wen Lin, Shoren-Chien Hung, Hung-Lung Chao
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: May 17, 1999
Inventors
Shih-Chu Huang
Wuu-Wen Lin
Shoren-Chien Hung
Hung-Lung Chao
Assignee (at issue)
CHUNG-SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
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.