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Kankyo Kagaku Center Co., Ltd.

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Processes for producing secondary phosphines
    • Patent number 6,084,133
    • Issue date Jul 4, 2000
    • Kankyo Kagaku Center Co., Ltd.
    • Masatoshi Kawashima
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Optical resolution method
    • Patent number 5,510,520
    • Issue date Apr 23, 1996
    • Kankyo Kagaku Center Co., Ltd.
    • Masatoshi Kawashima
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Optical resolution method
    • Patent number 5,395,962
    • Issue date Mar 7, 1995
    • Kankyo Kagaku Center Co., Ltd.
    • Masatoshi Kawashima
    • C07 - ORGANIC CHEMISTRY