Patents by Inventor Ryousuke Matsui

Ryousuke Matsui 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).

  • POWER STORAGE DEVICE SEPARATOR
    Publication number: 20110311856
    Abstract: A power storage device separator includes a polyolefin based porous film laminated on at least one side with a particle-containing layer containing cellulose based resin, inorganic particles, and thermoplastic resin particles with a melting point of 100-140° C.
    Type: Application
    Filed: July 15, 2009
    Publication date: December 22, 2011
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Ryousuke Matsui, Masatoshi Ohkura, Kei Ikoma, Keijiro Takanishi, Takuya Kuma
  • Formable biaxially-oriented polyester film
    Patent number: 6368720
    Abstract: A formable biaxially-oriented polyester film has a difference of not more than about 0.007 between the maximum and minimum values of face orientation coefficient as determined in a 20 square cm region of the film, and an average face orientation coefficient of about 0.11 to 0.15 as determined in such film region.
    Type: Grant
    Filed: November 9, 1999
    Date of Patent: April 9, 2002
    Assignee: Toray Industries, Inc.
    Inventors: Ryousuke Matsui, Masahiro Kimura, Kohzo Takahashi