Masahiko Maruyama

Person

  • Chiba, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Pyridyl-cyclohexanone compounds

    • Patent number 4,845,228
    • Issue date Jul 4, 1989
    • Mitsui Toatsu Chemicals, Inc.
    • Tsuneji Suzuki
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Isoquinoline derivative

    • Patent number 4,824,952
    • Issue date Apr 25, 1989
    • Mitsui Toatsu Chemicals, Inc.
    • Tsuneji Suzuki
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Isoquinoline derivatives

    • Patent number 4,782,154
    • Issue date Nov 1, 1988
    • Mitsui Toatsu Chemicals, Inc.
    • Tatsuo Kaiho
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Isoquinoline derivatives

    • Patent number 4,639,521
    • Issue date Jan 27, 1987
    • Mitsui Toatsu Chemicals, Inc.
    • Kunio Sannohe
    • C07 - ORGANIC CHEMISTRY