Granted Patent
Utility
US 6,671,085 · App. 10/042,334
Switchable dynamic gain-flattened optical amplifiers and methods with wide dynamic gain range
Inventors:
Vincent So, Zhenguo Lu
Patented Case
View Patent ↗
Granted: Dec 30, 2003
Filed: Jan 11, 2002
Inventors
Vincent So
Zhenguo Lu
Assignee (at issue)
BTI Photonics 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.