Patents by Inventor Taro Ichijo

Taro Ichijo 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).

  • Photocurable composition
    Patent number: 3980483
    Abstract: A photocurable composition comprising the reaction product of the addition compound obtained from an epoxy resin and a photopolymerizable .alpha..beta.-unsaturated carboxylic acid, and a dibasic acid anhydride; a photopolymerizable monomer; and a photopolymerization initiator. The composition is used for making a relief image.
    Type: Grant
    Filed: May 7, 1975
    Date of Patent: September 14, 1976
    Assignee: Nippon Oil Seal Industry Co., Ltd.
    Inventors: Tadatomi Nishikubo, Shinzi Ugai, Taro Ichijo, Masahiko Kishida