Granted Patent
Utility
US 6,078,710 · App. 09/054,031
Method and system for providing a multi-channel optical filter
Inventors:
Wei Li, Feng Liu
Patented Case
View Patent ↗
Granted: Jun 20, 2000
Filed: Apr 2, 1998
Inventors
Wei Li
Feng Liu
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.