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Yukio Narita

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cephalosporin intermediates
    • Patent number 4,659,812
    • Issue date Apr 21, 1987
    • Bristol-Myers Company
    • Shimpei Aburaki
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Cephalosporins
    • Patent number 4,525,473
    • Issue date Jun 25, 1985
    • Bristol-Myers Company
    • Shimpei Aburaki
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Cephalosporin derivatives
    • Patent number 4,500,526
    • Issue date Feb 19, 1985
    • Bristol-Myers Company
    • Kiyoto Imae
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Cephalosporin derivatives
    • Patent number 4,486,586
    • Issue date Dec 4, 1984
    • Bristol-Myers Company
    • Yukio Narita
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Cephalosporins
    • Patent number 4,406,899
    • Issue date Sep 27, 1983
    • Bristol-Myers Company
    • Shimpei Aburaki
    • C07 - ORGANIC CHEMISTRY