TREA

Naoki Kawajiri

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lottery device
    • Patent number 7,396,013
    • Issue date Jul 8, 2008
    • Sega Corporation
    • Masato Ito
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Race game device
    • Patent number 7,273,414
    • Issue date Sep 25, 2007
    • Sega Enterprises, Ltd.
    • Yuji Nagao
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Race game device
    • Patent number 6,394,898
    • Issue date May 28, 2002
    • Sega Enterprises Ltd.
    • Yuji Nagao
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Lottery device
    • Publication number 20060046837
    • Publication date Mar 2, 2006
    • Masato Ito
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Race game device
    • Publication number 20020165017
    • Publication date Nov 7, 2002
    • Yuji Nagao
    • A63 - SPORTS GAMES AMUSEMENTS