Patents by Inventor Hozumi Endou

Hozumi Endou 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).

  • Raindrop fouling-resistant paint film, coating composition, film-forming method, and coated article
    Patent number: 6013724
    Abstract: The present invention relates to a paint film embodying a new parameter representing the resistance to raindrop fouling and having very satisfactory fouling resistance, particularly resistance to raindrop fouling, even ultra-low foulability, as well as high water resistance, acid resistance, alkali resistance, and crack resistance; a coating composition capable of providing said paint film; a method for forming a satisfactory paint film using said coating composition; and an article coated with said paint film. A coating composition comprising (I) a tetramethoxysilane partial hydrolyzed condensate and at least one member selected from (A) a film-forming resin and (B) an inorganic binder containing alkoxysilyl as a reactive curing group and having a water dynamic reverse tension (Tr) of not less than 55 dyn/cm; and an antifouling paint film containing the coating composition is provided.
    Type: Grant
    Filed: March 5, 1998
    Date of Patent: January 11, 2000
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Keita Mizutani, Yoichi Tozaki, Toshihiro Okai, Hozumi Endou, Takeshi Sawai, Nobuyuki Matsuzoe