Patents by Inventor Yoshiyuki Ohgushi

Yoshiyuki Ohgushi 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).

  • Patent number: 4714507
    Abstract: In civil engineering and construction engineering, surfaces are coated with a novel composition essentially consisting of a mixture made of (a) a principal ingredient including cement, silica sand, iron oxide, zinc oxide and glycine and (b) a composite polymer emulsion including carboxy-modified styrene-butadiene, cyclohexyl methacrylate, and styrene polymers, wherein the mixing ratio of said mixture is 2-6:1.
    Type: Grant
    Filed: November 6, 1985
    Date of Patent: December 22, 1987
    Inventor: Yoshiyuki Ohgushi