Patents by Inventor Yoshio Fujiyama

Yoshio Fujiyama 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).

  • Cosmetic stick comprising water-in-oil emulsion
    Patent number: 3957969
    Abstract: A cosmetic stick having an excellent spreading property on human skin is prepared from a water-in-oil emulsion which comprises 1 to 50 weight % of water, 1 to 10 weight % of a polyhydroxy compound selected from glycerol, mannitol, dulcitol and carbohydrates, 1 to 5 weight % of an oleic acid esters of polyhydric alcohols and the balance consisting of a cosmetic base material.
    Type: Grant
    Filed: July 13, 1973
    Date of Patent: May 18, 1976
    Assignee: Shiseeido Co., Ltd.
    Inventors: Yoshio Fujiyama, Yoshihiro Kanda, Hajime Matsuda