Izumi Urata

3 Patents

• US121608552024

  Band Sharing Communication System, Line Control Method, Line Control Device, and Line Control Program

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites
• US120105242024

  Band Sharing Communication System, Line Control Method, Line Control Device, and Line Control Program

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites
• US119027952024

  Line Control Device, Line Control Method, and Line Control Program

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites