Patents by Inventor Koshi Kawabata

Koshi Kawabata 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).

  • Expandable synthetic resin composition, synthetic resin foams, and methods for manufacturing synthetic resin foams
    Patent number: 6300386
    Abstract: An expandable synthetic resin composition capable of providing a synthetic resin foam excellent in both heat distortion resistance and mechanical strength, as well as such a synthetic resin foam, are provided. An expandable synthetic resin composition incorporating a thermoplastic resin, a liquid crystal resin and a heat-decomposable foaming agent, as well as a synthetic resin foam which incorporates a thermoplastic resin and a liquid crystal resin dispersed in the thermoplastic resin and exhibits an expansion ratio of 1.1-50, are provided.
    Type: Grant
    Filed: March 30, 1999
    Date of Patent: October 9, 2001
    Assignee: Sekisui Chemical Co., Ltd.
    Inventors: Koichi Karukaya, Kenji Miyazaki, Koshi Kawabata