Patents by Inventor Katsuhisa Osugi

Katsuhisa Osugi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Derivatives of .beta.-(4-isocyano-1,2,3,4-diepoxycyclopentyl) acrylic acid
    Patent number: 4684664
    Abstract: Disclosed herein are derivatives of .beta.-(4-isocyano-1,2,3,4-diepoxycyclopentyl)acrylic acid, the derivatives showing an antibacterial activity, an antifungal activity and an antimycoplasmal activity.
    Type: Grant
    Filed: January 16, 1985
    Date of Patent: August 4, 1987
    Assignee: Kureha Kagaku Kogyo Kabushiki Kaisha
    Inventors: Katsuhisa Osugi, Isao Ichinose, Eisaku Takahashi, Masato Arahira