Patents by Inventor Yuki MUNEKATA

Yuki MUNEKATA 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).

  • Composition for external application and method for producing the same
    Patent number: 11197816
    Abstract: To provide an acrylic silicone graft copolymer capable of effectively exerting a function in a composition for external application containing various oily components such as a natural oil, a hydrocarbon oil, ester oil and a silicone oil, and a composition for external application containing the acrylic silicone graft copolymer. A composition for external application including an acrylic silicone graft copolymer, which contains 2 to 25 mass % of a constitutional unit represented by formula (I), 55 to 85 mass % of a constitutional unit represented by formula (II) and 2 to 20 mass % of a constitutional unit represented by formula (III). wherein R1 is an alkyl group having 1 to 4 carbon atoms; R2 is an alkylene group having 2 to 10 carbon atoms; and n is an integer of 1 to 100.
    Type: Grant
    Filed: August 8, 2017
    Date of Patent: December 14, 2021
    Assignee: NOF CORPORATION
    Inventors: Hideyuki Yamaki, Tomomi Kuromiya, Chikako Ichikawa, Hisao Ito, Mitsuhiro Fukushima, Yuki Munekata
  • COMPOSITION FOR EXTERNAL APPLICATION AND METHOD FOR PRODUCING THE SAME
    Publication number: 20200188285
    Abstract: To provide an acrylic silicone graft copolymer capable of effectively exerting a function in a composition for external application containing various oily components such as a natural oil, a hydrocarbon oil, ester oil and a silicone oil, and a composition for external application containing the acrylic silicone graft copolymer. A composition for external application including an acrylic silicone graft copolymer, which contains 2 to 25 mass % of a constitutional unit represented by formula (I), 55 to 85 mass % of a constitutional unit represented by formula (II) and 2 to 20 mass % of a constitutional unit represented by formula (III). wherein R1 is an alkyl group having 1 to 4 carbon atoms; R2 is an alkylene group having 2 to 10 carbon atoms; and n is an integer of 1 to 100.
    Type: Application
    Filed: August 8, 2017
    Publication date: June 18, 2020
    Inventors: Hideyuki YAMAKI, Tomomi KUROMIYA, Chikako ICHIKAWA, Hisao ITO, Mitsuhiro FUKUSHIMA, Yuki MUNEKATA