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Keiji Yano

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Card game system
    • Patent number 7,371,178
    • Issue date May 13, 2008
    • Sega Corporation
    • Keiji Yano
    • 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

    Game unit
    • Patent number 6,464,586
    • Issue date Oct 15, 2002
    • Sega Enterprises, Ltd.
    • Osamu Kamata
    • G07 - CHECKING-DEVICES
  • 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
  • Information Patent Grant

    Gaming system that pays out a progressive bonus using a lottery
    • Patent number 5,645,486
    • Issue date Jul 8, 1997
    • Sega Enterprises, Ltd.
    • Yuji Nagao
    • G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents