TREA

Masakatsu Yoshimura

Follow

Person

  • Sakai, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Rubber composition
    • Patent number 5,106,913
    • Issue date Apr 21, 1992
    • Sumitomo Chemical Company, Limited
    • Tetsuo Yamaguchi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Stabilized styrene polymer
    • Patent number 4,812,494
    • Issue date Mar 14, 1989
    • Sumitomo Chemical Company, Limited
    • Hideo Nagasaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing 2,2,4-trimethyl-1,2-dihydroquinoline
    • Patent number 4,746,743
    • Issue date May 24, 1988
    • Sumitomo Chemical Company, Limited
    • Masakatsu Yoshimura
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Method for purifying 1-aminoanthraquinone
    • Patent number 4,695,407
    • Issue date Sep 22, 1987
    • Sumitomo Chemical Company, Limited
    • Norio Kotera
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2,2,6,6-Tetramethylpiperidine and its production
    • Patent number 4,578,472
    • Issue date Mar 25, 1986
    • Sumitomo Chemical Company, Limited
    • Masakatsu Yoshimura
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Process for producing aminoanthraquinone
    • Patent number 4,407,756
    • Issue date Oct 4, 1983
    • Sumitomo Chemical Company, Limited
    • Akira Fukasawa
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...