TREA

Toru Akiyama

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric deionization apparatus
    • Patent number 6,423,205
    • Issue date Jul 23, 2002
    • Ebara Corporation
    • Masaji Akahori
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Synchronous control device
    • Patent number 6,417,643
    • Issue date Jul 9, 2002
    • Kabushiki Kaisya Tokyo Kikai Seisakusho
    • Noriyuki Shiba
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    Electric demineralization apparatus
    • Publication number 20040238350
    • Publication date Dec 2, 2004
    • Yohei Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Electric demineralizer
    • Publication number 20040188258
    • Publication date Sep 30, 2004
    • Yohei Takahashi
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL