Granted Patent
Utility
US 6,597,481 · App. 09/271,642
Controllable wavelength-selective optical cross-connect
Inventors:
Mohammed Taghi Fatehi, Sungho Jin, Wayne H. Knox, Hareesh Mavoori
Patented Case
View Patent ↗
Granted: Jul 22, 2003
Filed: Mar 18, 1999
Inventors
Mohammed Taghi Fatehi
Sungho Jin
Wayne H. Knox
Hareesh Mavoori
Assignee (at issue)
LUCENT TECHNOLOGIES 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.