Patents by Inventor Jujiro Kohno

Jujiro Kohno 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).

  • Support sheet with sensitized coating of organic acid substance and organic high molecular compound particulate mixture
    Patent number: 4046941
    Abstract: A sensitized sheet for a pressure sensitive copy system is obtained by coating the surface of a support with an acceptor composition comprising a particulate mixture comprising an organic acid substance selected from the group consisting of aromatic carboxylic acids and polyvalent metal salts thereof, and an organic high molecular compound. The above coating composition may further contain an inorganic solid particle such as oxides, hydroxides and carbonates of a polyvalent metal, and other mineral pigments. The coating procedure may be carried out with use of coating means mounted on the conventional paper machines.
    Type: Grant
    Filed: August 21, 1975
    Date of Patent: September 6, 1977
    Assignees: Sanko Chemical Company Ltd., Kanzaki Paper Manufacturing Company, Ltd.
    Inventors: Toranosuke Saito, Jujiro Kohno, Daiichiro Tanaka, Shinichi Oda