TREA

Hirokazu Masuda

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ketone derivatives
    • Patent number 5,834,508
    • Issue date Nov 10, 1998
    • Mitsubishi Chemical Corporation
    • Ryoichi Ando
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Ketone derivatives
    • Patent number 5,639,783
    • Issue date Jun 17, 1997
    • Mitsubishi Chemical Corporation
    • Ryoichi Ando
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Aminoketone derivatives
    • Patent number 5,424,325
    • Issue date Jun 13, 1995
    • Mitsubishi Kasei Corporation
    • Ryoichi Ando
    • C07 - ORGANIC CHEMISTRY