Granted Patent
Utility
US 6,781,730 · App. 10/243,924
Variable wavelength attenuator for spectral grooming and dynamic channel equalization using micromirror routing
Inventors:
Samuel P. Weaver, Anthony William Sarto
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Sep 12, 2002
Inventors
Samuel P. Weaver
Anthony William Sarto
Assignee (at issue)
PTS 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.