Sachio Suda

5 Patents

• US123163832025

  Wavelength Cross Connect Device, Multiband Transmission System, and Multiband Transmission Method

  Nippon Telegraph And Telephone Corporation

  0 cites
• US122443462025

  Wavelength Cross Connect Device and Wavelength Cross Connect Method

  Nippon Telegraph And Telephone Corporation

  0 cites
• US122070302025

  Optical Node Device, Optical Transport Network System, Optical Path Trace Method and Program

  Nippon Telegraph And Telephone Corporation

  0 cites
• US119792262024

  Wavelength Cross Connect Device and Wavelength Cross Connect Method

  Nippon Telegraph And Telephone Corporation

  0 cites
• US118245832023

  Cyclic Wavelength Band Replacement Device, Multi-band Transmission System, and Cyclic Wavelength Band Replacement Method

  Nippon Telegraph And Telephone Corporation

  0 cites