Tetsutaro Kobayashi

8 Patents

• US124386972025

  Communication System, Information Processing Apparatus, Communication Method and Program

  NTT, Inc.

  0 cites
• US123953222025

  Encryption Apparatus, Cypher Communication System, Encryption Method and Program

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites
• US120348622024

  Anonymous Broadcast Method, Key Exchange Method, Anonymous Broadcast System, Key Exchange System, Communication Device, and Program

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites
• US119852502024

  Anonymous Broadcast Method, Key Exchange Method, Anonymous Broadcast System, Key Exchange System, Communication Device, and Program

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites
• US119024212024

  Server Device, Communication Terminal, Communication System, and Program

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites
• US118822082024

  Chatbot System, Information Processing Apparatus, Information Processing Method and Program

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites
• US117651372023

  Message Transmission System, Communication Terminal, Server Apparatus, Message Transmission Method, and Program

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites
• US116775432023

  Key Exchange Method and Key Exchange System

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites