Patents by Inventor Kazuki Shiomi

Kazuki Shiomi 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 of forming multi-layer paint films, base coat composition and method of painting
    Patent number: 5786033
    Abstract: To form multi-layer paint films which have a good finished appearance on objects which are to be painted, using an aqueous base coat composition. An aqueous base coat composition which contains aqueous polyurethane resin and rheology control agent, the electrical conductivity measured in an aqueous solution of 3% by weight concentration of which is 700-900 mS/cm, is painted and then the paint film is formed, a transparent top coat is painted on the base coat paint film obtained in this way, and the base coat and the top coat are baked at the same time.
    Type: Grant
    Filed: February 6, 1997
    Date of Patent: July 28, 1998
    Assignee: BASF Lacke + Farben, AG
    Inventors: Achim Gast, Kazuki Shiomi, Hitoshi Taniguchi