Patents by Inventor Tatsuro Okano

Tatsuro Okano 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).

  • Method for powder coating of metallic articles
    Patent number: 4865882
    Abstract: A method for powder coating of a metallic article which comprises subjecting the metallic article to powder coating with a resin composition comprising 80 to 97% by weight of a modified polypropylene and 20 to 3% by weight of very low density polyethylene to form a resin coating film having excellent heat resistance and elongation on the article.
    Type: Grant
    Filed: July 26, 1988
    Date of Patent: September 12, 1989
    Assignee: Seitetsu Kagaku Co., Ltd.
    Inventors: Tatsuro Okano, Akira Hasegawa
  • Thermoplastic polyester composition for powdered paint
    Patent number: 4758616
    Abstract: A thermoplastic polyester composition for a powdered paint which comprises:(a) a copolyester derived from a dicarboxylic acid component comprising 40 to less than 60 molar % of terephthalic acid and a diol component comprising at least 70 molar % of 1,4-butanediol and having a melting point determined by differential thermal analysis of 100.degree. to 150.degree. C.,(b) a nucleating agent, and(c) a leveling agent.This composition can be applied with a lowered pre-heat temperature and a lowered heat setting temperature and can form a coating film having an excellent adhesion, a good appearance and a high impact resistance.
    Type: Grant
    Filed: August 15, 1986
    Date of Patent: July 19, 1988
    Assignees: Toray Industries, Inc., Seitetsu Kagaku Co.
    Inventors: Tatsuro Okano, Hirofumi Eguchi