TREA

Shuji YOKOYAMA

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heat sink arrangement for electrical apparatus
    • Patent number 7,902,464
    • Issue date Mar 8, 2011
    • Sansha Electric Manufacturing Company, Limited
    • Kenzo Danjo
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Heat sink arrangement for electrical apparatus
    • Patent number 7,579,554
    • Issue date Aug 25, 2009
    • Sansha Electric Manufacturing Company Limited
    • Kenzo Danjo
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Attachment for preventing cover from falling off
    • Patent number 7,300,293
    • Issue date Nov 27, 2007
    • Sansha Electric Manufacturing Company, Limited
    • Masao Katooka
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Plasma arc utilizing apparatus
    • Patent number 6,057,524
    • Issue date May 2, 2000
    • Sansha Electric Manufacturing Company, Limited
    • Masao Katooka
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents