Granted Patent
Utility
US 6,160,660 · App. 09/222,780
Bidirectional optical transmission system for dense interleaved wavelength division multiplexing
Inventors:
Stefano Aina, Fausto Meli, Stefano Piciaccia
Patented Case
View Patent ↗
Granted: Dec 12, 2000
Filed: Dec 30, 1998
Inventors
Stefano Aina
Fausto Meli
Stefano Piciaccia
Assignee (at issue)
Pirelli Cavi e Sistemi S.p.A.
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.