TREA

Wakao Sakamoto

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  • Aomori, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ion measuring device
    • Patent number 6,768,311
    • Issue date Jul 27, 2004
    • Andes Electric Co., Ltd.
    • Yoshiaki Aiki
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Negative ion generator
    • Patent number 6,703,785
    • Issue date Mar 9, 2004
    • Andes Electric Co., Ltd.
    • Yoshiaki Aiki
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Negative ion generator
    • Publication number 20030011956
    • Publication date Jan 16, 2003
    • Yoshiaki Aiki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Ion measuring device
    • Publication number 20030006778
    • Publication date Jan 9, 2003
    • Yoshiaki Aiki
    • G01 - MEASURING TESTING
  • Information Patent Application

    Negative ion generator
    • Publication number 20030001479
    • Publication date Jan 2, 2003
    • Yoshiaki Aiki
    • H01 - BASIC ELECTRIC ELEMENTS