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Koji Yoshioka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Fan apparatus, method of manufacturing fan apparatus, projection ty...
    • Patent number 7,137,706
    • Issue date Nov 21, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Shoji Kawahara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Light shield fan
    • Patent number 6,832,895
    • Issue date Dec 21, 2004
    • Matsushita Electric Industrial Co., Ltd.
    • Koji Yoshioka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    BLOWER AND FAN FRAME
    • Publication number 20110217161
    • Publication date Sep 8, 2011
    • PANASONIC CORPORATION
    • Koji YOSHIOKA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Fan device, method of manufacturing the fan device, projection type...
    • Publication number 20040071553
    • Publication date Apr 15, 2004
    • Shoji Kawahara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Light shield fan
    • Publication number 20030108420
    • Publication date Jun 12, 2003
    • Koji Yoshioka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...