Patents by Inventor Toshio Kagimasa

Toshio Kagimasa 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).

  • Filler composition, filler, and method for manufacturing filler
    Patent number: 10836911
    Abstract: In order to provide a filler composition for fabricating a high-performance filler achieving good productivity while preventing worsening of a working environment and production of a VOC and to provide a filler and a method for producing the filler, a filler composition of the present invention contains wet silica, a polyoxyethylene unsaturated fatty acid ester, and a sulfur-containing silane coupling agent.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: November 17, 2020
    Assignees: Dai-Ichi Kogyo Seiyaku Co., Ltd., Osaka Soda Co., Ltd.
    Inventors: Toshio Kagimasa, Nahoko Izaki, Shoukichi Nakamura, Tomoyuki Ichino, Ryota Fukitani
  • Water-based resin dispersion and coating material
    Patent number: 10457754
    Abstract: The present invention relates to an aqueous resin dispersion, obtained by subjecting a polymerizable compound (C) containing a compound (C1) having a carbon-carbon unsaturated bond to an emulsion polymerization in the presence of a surfactant (A) and a surfactant (B) free from a radical-polymerizable substituent.
    Type: Grant
    Filed: October 28, 2015
    Date of Patent: October 29, 2019
    Assignee: DAI-ICHI KOGYO SEIYAKU CO., LTD.
    Inventors: Asako Ogasawara, Toshio Kagimasa, Masatake Joyabu
  • WATER-BASED RESIN DISPERSION AND COATING MATERIAL
    Publication number: 20170327602
    Abstract: The present invention relates to an aqueous resin dispersion, obtained by subjecting a polymerizable compound (C) containing a compound (C1) having a carbon-carbon unsaturated bond to an emulsion polymerization in the presence of a surfactant (A) and a surfactant (B) free from a radical-polymerizable substituent.
    Type: Application
    Filed: October 28, 2015
    Publication date: November 16, 2017
    Applicant: DAI-ICHI KOGYO SEIYAKU CO., LTD.
    Inventors: Asako OGASAWARA, Toshio KAGIMASA, Masatake JOYABU
  • FILLER COMPOSITION, FILLER, AND METHOD FOR MANUFACTURING FILLER
    Publication number: 20170158861
    Abstract: In order to provide a filler composition for fabricating a high-performance filler achieving good productivity while preventing worsening of a working environment and production of a VOC and to provide a filler and a method for producing the filler, a filler composition of the present invention contains wet silica, a polyoxyethylene unsaturated fatty acid ester, and a sulfur-containing silane coupling agent.
    Type: Application
    Filed: June 26, 2015
    Publication date: June 8, 2017
    Inventors: Toshio Kagimasa, Nahoko Izaki, Shoukichi Nakamura, Tomoyuki Ichino, Ryota Fukitani