Patents by Inventor Takeshi Kanzawa

Takeshi Kanzawa 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).

  • POLYVINYL BUTYRAL RESIN COMPOSITION, MOLDING AND METHOD OF MANUFACTURING POLYVINYL BUTYRAL RESIN COMPOSITION
    Publication number: 20160017137
    Abstract: A PVB resin composition (R) contains PVB resin (P) and a first resin (Q). A resin molding (U) is formed from a resin (T). The resin (T) includes the PVB resin composition (R) added to a second resin (S). The first resin (Q) may be, for example, PE, PP, PS, ABS, PVC, PET, vinyl acetate, PC, acrylic resin or a copolymer thereof, or a plastic container-recycled material containing one of these resins.
    Type: Application
    Filed: March 31, 2015
    Publication date: January 21, 2016
    Inventors: Kazuto Kokuryo, Yukitsugu Masuda, Takeshi Kanzawa
  • Polylactic acid resin composition, process for producing the same, biaxially stretched polylactic acid film, and molded articles thereof
    Patent number: 7718718
    Abstract: A resin composition contains poly(lactic acid) and a cellulosic ester, a resin composition excellent in transparency, mechanical properties, and thermostability; a biaxially drawn film containing poly(lactic acid) and at least one compound selected from cellulosic esters, poly(meth)acrylates, and polyvinyl compounds having a glass transition temperature of 60° C. or higher; and a biaxially drawn film excellent in transparency, mechanical properties, and thermostability.
    Type: Grant
    Filed: February 10, 2004
    Date of Patent: May 18, 2010
    Assignee: Toray Industries, Inc.
    Inventors: Takeshi Kanzawa, Sakayuki Kobayashi, Minoru Yoshida, Fumie Sakida, Jiro Kumaki
  • Polylactic acid resin composition, process for producing the same, biaxially stretched polylactic acid film, and molded articles thereof
    Publication number: 20070032577
    Abstract: The invention provides a resin composition containing poly(lactic acid) and a cellulosic ester, which are biomass type materials; a resin composition excellent in transparency, mechanical properties, and thermostability; a biaxially drawn film containing poly(lactic acid) and at least one compound selected from cellulosic esters, poly(meth)acrylates, and polyvinyl compounds having a glass transition temperature of 60° C. or higher; and a biaxially drawn film excellent in transparency, mechanical properties, and thermostability.
    Type: Application
    Filed: February 10, 2004
    Publication date: February 8, 2007
    Inventors: Takeshi Kanzawa, Sadayuki Kobayashi, Minoru Yoshida, Fumie Sakida, Jiro Kumaki