Granted Patent
Utility
US 6,243,175 · App. 09/130,186
WDM optical communication system having reduced loss and cross-talk
Inventor:
Vladimir Pelekhaty
Patented Case
View Patent ↗
Granted: Jun 5, 2001
Filed: Aug 6, 1998
Inventor
Vladimir Pelekhaty
Assignee (at issue)
Ciena Corporation
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.