Patents by Inventor Ryuji Shimosaki

Ryuji Shimosaki 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).

  • Patent number: 4609617
    Abstract: A support for photographic use comprising a polyester film with at least one surface having a layer provided by coating with an aqueous coating composition, the coating composition comprising a copolymer containing (a) from about 0.01% to about 70% by weight glycidyl acrylate or glycidyl methacrylate with an expoxy-ring-opening ratio of the glycidyl group to the whole amount of epoxy rings of from 5 to 35 mole %; and (b) a monomer polymerizable with the glycidyl group selected from the group consisting of alkylacrylic acid ester, an alkylmethacrylic acid ester, an acrylamide, an N-alkylacrylamide, vinyl chloride, vinylidene chloride, styrene, a styrene derivative, a vinyl ether, a vinyl ester, a diolefin or a combination thereof.
    Type: Grant
    Filed: October 24, 1983
    Date of Patent: September 2, 1986
    Assignee: Konishiroku Photo Industry Co., Ltd.
    Inventors: Toshiaki Yamazaki, Takanori Nakadate, Kenichi Kitahara, Morio Kobayashi, Noboru Fujimori, Ryuji Shimosaki
  • Patent number: 4571379
    Abstract: Photographic support having coated over a polyester support as a subbing layer a specific aqueous copolymer composition, said subbing layer being formed by coating aqueous composition containing copolymer substantially composed of a specific combination of three or four monomer components. Said photographic support has firm adhesive property, good flatness and other advantages.
    Type: Grant
    Filed: February 13, 1985
    Date of Patent: February 18, 1986
    Assignee: Konishiroku Photo Industry Co., Ltd.
    Inventors: Toshiaki Yamazaki, Takanori Nakadate, Kenichi Kitahara, Noboru Fujimori, Morio Kobayashi, Ryuji Shimosaki