Patents by Inventor Hiroshi Nii

Hiroshi Nii 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).

  • Anti-corrosive coating compositions
    Patent number: 4011088
    Abstract: An anti-corrosive coating composition having an improved weldability can be obtained by combining water-soluble potassium silicate and/or ammonium silicate as a binder with a mixture of zinc powder with iron phosphide and/or nickel phosphide as an anti-corrosive pigment.
    Type: Grant
    Filed: December 16, 1974
    Date of Patent: March 8, 1977
    Assignee: Dai Nippon Toryo Kabushiki Kaisha
    Inventors: Hiroshi Makishima, Minoru Hoshino, Toshio Shinohara, Hiroshi Nii, Minoru Hosoda, Toshiharu Hayashi