Patents by Inventor Kaneda Teruhisa

Kaneda Teruhisa 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).

  • Copolyester and polyester resin composition comprising said copolyester
    Patent number: 4931538
    Abstract: The present invention relates to a polyethylene terephthalate based copolyester modified by aliphatic dicarboxylic acid containing not less than 9 carbon atoms and poly(tetramethylene oxide)glycol, and to a polyester resin composition comprising said copolyester.Said polyester resin composition exhibits excellent toughness, impact strength and moldability without harming the inherent characteristics of polyethylene terephthlate.
    Type: Grant
    Filed: July 6, 1988
    Date of Patent: June 5, 1990
    Assignee: Kuraray Co., Ltd.
    Inventors: Murata Yoshifumi, Kaneda Teruhisa, Hara Kazuo, Takamoto Katsunori, Ohonishi Isao, Yokota Shinichi
  • Copolyester and polyester resin composition comprising said copolyester
    Patent number: 4772652
    Abstract: The present invention relates to a polyethylene terephthalate based copolyester modified by aliphatic dicarboxylic acid containing not less than 9 carbon atoms and poly(tetramethylene oxide)glycol, and to a polyester resin composition comprising said copolyester.Said polyester resin composition exhibits excellent toughness, impact strength and moldability without harming the inherent characteristics of polyethylene terephthlate.
    Type: Grant
    Filed: May 21, 1987
    Date of Patent: September 20, 1988
    Assignee: Kuraray Co., Ltd.
    Inventors: Murata Yoshifumi, Kaneda Teruhisa, Hara Kazuo, Takamoto Katsunori, Ohonishi Isao, Yokota Shinichi