Patents by Inventor Naohiko Fukiyama

Naohiko Fukiyama 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).

  • Protective coating compositions
    Patent number: 4341563
    Abstract: Protective coating composition which comprises dispersed fine particles of one or more of compounds selected from a metal salt of a higher fatty acid, a higher fatty acid having a melting point of 40.degree.-90.degree. C., and a wax having a melting point of 40.degree.-90.degree. C. in an aqueous solution of a water-soluble film base and a surface-active agent having an HLB value of about 1.7 to 8.6 or silicon oil.
    Type: Grant
    Filed: May 8, 1980
    Date of Patent: July 27, 1982
    Assignee: Sankyo Company Limited
    Inventors: Kozo Kurihara, Toshio Fukazawa, Izuo Ichikawa, Yoshihiko Ikegami, Naohiko Fukiyama, Masaru Ikeda