Patents by Inventor Yukio Tanino

Yukio Tanino 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).

  • Cement additive
    Patent number: 4345944
    Abstract: An additive for cement comprising a granular molded product formed of a water-reducing agent composed mainly of a naphthalenesulfonic acid/formaldehyde high condensate (NSF) or salt thereof, and a carrier.
    Type: Grant
    Filed: March 16, 1981
    Date of Patent: August 24, 1982
    Assignee: Kao Soap Co., Ltd.
    Inventors: Yoshiteru Kazama, Isao Kokubo, Akitoshi Tsuji, Yukio Tanino