Patents by Inventor Haruhiko Takasaki

Haruhiko Takasaki 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).

  • Cathodic electrodeposition paint forming films having improved surface smoothness
    Patent number: 5744521
    Abstract: A cathodic electrodeposition paint containing a cationically modified epoxy resin and a crosslinker dispersed in an acidic aqueous medium is disclosed. The paint contains as an auxiliary component for improving the surface smoothness of the cured paint films a t-alkylphenol novolac resin-alkylene oxide adduct or a reaction product thereof with a half blocked diisocyanate.
    Type: Grant
    Filed: January 7, 1997
    Date of Patent: April 28, 1998
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Haruhiko Takasaki, Mitsuo Yamada
  • Electrodeposition coating method and an electropaint to be used therein
    Patent number: 5057195
    Abstract: The present invention provides an electrodeposition coating method for various substrates, including complicated structural fabrications with many edge portions, which is specifically useful in the automobile industry and capable of producing an excellent coating even at the edge portions and an electropaint to be used therein.
    Type: Grant
    Filed: August 11, 1989
    Date of Patent: October 15, 1991
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Tetsuo Ueda, Haruhiko Takasaki, Shigeru Kurokawa