Patents by Inventor Toshikazu Hirasawa

Toshikazu Hirasawa 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).

  • Polylactic acid resin composition
    Patent number: 8030402
    Abstract: A polylactic acid resin composition is provided which contains a polylactic acid (A), an epoxy-modified silicone-acrylic rubber (B1) and a methyl methacrylate-butadiene-styrene copolymer rubber (B2). The polylactic acid resin composition is superior in impact resistance.
    Type: Grant
    Filed: April 13, 2009
    Date of Patent: October 4, 2011
    Assignee: Canon Kabushiki Kaisha
    Inventor: Toshikazu Hirasawa
  • POLYLACTIC ACID RESIN COMPOSITION
    Publication number: 20100317801
    Abstract: A polylactic acid resin composition is provided which contains a polylactic acid (A), an epoxy-modified silicone-acrylic rubber (B1) and a methyl methacrylate-butadiene-styrene copolymer rubber (B2). The polylactic acid resin composition is superior in impact resistance.
    Type: Application
    Filed: April 13, 2009
    Publication date: December 16, 2010
    Applicant: CANON KABUSHIKI KAISHA
    Inventor: Toshikazu Hirasawa