Patents by Inventor Masateru Yamane

Masateru Yamane 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).

  • Granular pigment composition
    Patent number: 4154622
    Abstract: Disintegratable granular pigment composition comprises a pigment and a dispersing agent such as higher fatty acids or metal salts of higher fatty acids.The disintegratable granular pigment composition is prepared by mixing a pigment and a dispersing agent and adding a wetting liquid to form a plastic mixture and granulating the plastic mixture.
    Type: Grant
    Filed: June 21, 1977
    Date of Patent: May 15, 1979
    Assignee: Dainichiseika Color & Chemicals Mfg. Co., Ltd.
    Inventors: Yasutaka Momoi, Masateru Yamane