TREA

Katsumi Yabuno

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Character communication device
    • Patent number 7,664,536
    • Issue date Feb 16, 2010
    • Kabushiki Kaisha Sega
    • Kei Nakajima
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Character communication device
    • Patent number 7,203,908
    • Issue date Apr 10, 2007
    • Kabushiki Kaisha Sega
    • Kei Nakajima
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    CHARACTER COMMUNICATION DEVICE
    • Publication number 20110004461
    • Publication date Jan 6, 2011
    • Kabushiki Kaisha Sega D/B/A Sega Corporation
    • Kei Nakajima
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Character communication device
    • Publication number 20060203009
    • Publication date Sep 14, 2006
    • Kabushiki Kaisha Sega.
    • Kei Nakajima
    • G06 - COMPUTING CALCULATING COUNTING