Granted Patent
Utility
US 6,212,002 · App. 09/329,109
Optical amplifier
Inventors:
Wen-Chin Lin, Ying-Tso Lin, Lih-Gen Sheu
Patented Case
View Patent ↗
Granted: Apr 3, 2001
Filed: Jun 9, 1999
Inventors
Wen-Chin Lin
Ying-Tso Lin
Lih-Gen Sheu
Assignee (at issue)
Industrial Technology Research Institute
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.