TREA

Toshio Ishikawa

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dust-incompatible article transfer container cleaner
    • Patent number 7,021,323
    • Issue date Apr 4, 2006
    • Dainichi Shoji Kabushiki Kaisha
    • Toshio Ishikawa
    • B08 - CLEANING
  • Information Patent Grant

    Container
    • Patent number 6,398,475
    • Issue date Jun 4, 2002
    • Dainichi Shoji Kabushiki Kaisha
    • Toshio Ishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Container
    • Patent number 6,186,331
    • Issue date Feb 13, 2001
    • Dainichi Shoji K.K.
    • Mineo Kinpara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method for the preparation of cyclohexanone
    • Patent number 4,400,544
    • Issue date Aug 23, 1983
    • Director-General of the Agency of Industrial Science and Technology
    • Katsuomi Takehira
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Dehydrogenation of cyclohexanes
    • Patent number 4,271,327
    • Issue date Jun 2, 1981
    • Agency of Industrial Science and Technology
    • Toshio Ishikawa
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Noble metal catalyst for dehydrogenation of cyclohexanes
    • Patent number 4,221,678
    • Issue date Sep 9, 1980
    • Agency of Industrial Science and Technology
    • Toshio Ishikawa
    • C07 - ORGANIC CHEMISTRY