Patents by Inventor Naoharu Ohsako

Naoharu Ohsako 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).

  • PAINT SET
    Publication number: 20120021387
    Abstract: Provided is a paint set that can allow optimal colors to be easily selected, mixed and arranged and, at the same time, can attain a learning effect about three attributes of colors or a hue circle even during work production. A plurality of chromatic color paints each having a hue are arranged circularly in a storage case to constitute a hue circle.
    Type: Application
    Filed: January 20, 2010
    Publication date: January 26, 2012
    Applicants: Kohoku Kogyo Co, Ltd, Yokama National University
    Inventors: Kunio Watanabe, Naoharu Ohsako, Yoshiaki Shimonaka