TREA

Keiji Shimoyama

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  • Saitama Prefecture, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Illumination lamp equipment
    • Patent number 6,834,980
    • Issue date Dec 28, 2004
    • Kabushiki Kaisha T AN T
    • Hirofumi Okano
    • F21 - LIGHTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Reed switch
    • Publication number 20040090292
    • Publication date May 13, 2004
    • Kabushiki Kaisha T AN T
    • Hirofumi Okano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Illumination lamp equipment
    • Publication number 20030210545
    • Publication date Nov 13, 2003
    • Kabushiki Kaisha T AN T
    • Hirofumi Okano
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Reed switch
    • Publication number 20020158730
    • Publication date Oct 31, 2002
    • Hirofumi Okano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Illumination lamp equipment
    • Publication number 20020149948
    • Publication date Oct 17, 2002
    • Hirofumi Okano
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL