Patents by Inventor Yusuke Umetani

Yusuke Umetani 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: 7553887
    Abstract: To provide a resin composition comprising a polypropylene resin composition and an aluminum flake pigment for use as an automotive resin composition, which is excellent in mechanical strength, physical properties and flowability, and enables to produce molded products showing good metallic appearance. A composition comprising a crystalline propylene/ethylene block copolymer, an elastomeric polymer and an inorganic filler is a preferred example of the polypropylene resin composition, and aluminum flakes surface-coated with a polymer containing as constituent units acrylic acid, an acrylic acid ester, epoxylated polybutadiene and divinylbenzene are preferred examples of the aluminum flake pigment.
    Type: Grant
    Filed: August 22, 2003
    Date of Patent: June 30, 2009
    Assignee: Prime Polymer Co., Ltd.
    Inventors: Yoshio Sugimoto, Ikunori Sakai, Yusuke Umetani, Naoki Shoji, Keita Nagano, Takao Mizoshita, Isamu Yamaguchi
  • Publication number: 20050250892
    Abstract: To provide a resin composition comprising a polypropylene resin composition and an aluminum flake pigment for use as an automotive resin composition, which is excellent in mechanical strength, physical properties and flowability, and enables to produce molded products showing good metallic appearance. A composition comprising a crystalline propylene/ethylene block copolymer, an elastomeric polymer and an inorganic filler is a preferred example of the polypropylene resin composition, and aluminum flakes surface-coated with a polymer containing as constituent units acrylic acid, an acrylic acid ester, epoxylated polybutadiene and divinylbenzene are preferred examples of the aluminum flake pigment.
    Type: Application
    Filed: August 22, 2003
    Publication date: November 10, 2005
    Inventors: Yoshio Sugimoto, Ikunori Sakai, Yusuke Umetani, Naoki Shoji, Keita Nagano, Takao Mizoshita, Isamu Yamaguchi