Patents by Inventor Rika Kowatari

Rika Kowatari 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).

  • Waist protection member
    Patent number: 6282729
    Abstract: A waist protection member comprises a primary chamber (33) to be placed against at least an area of the human body surface in correspondence to a greater trochanter (1a) of a femur (1), and is fined with a gel-like substance (32). The waist protection member also comprises at least two auxiliary chambers (34) which are vertically juxtaposed to be placed against an area of the human body surface forwardly of the area covered with the primary chamber (33), and which are each filled with the gel-like substance (32) and have a smaller contact area with the human body than does the primary chamber.
    Type: Grant
    Filed: August 23, 1999
    Date of Patent: September 4, 2001
    Assignee: Gunze Limited
    Inventors: Katsuhiko Oikawa, Nanami Ozawa, Rika Kowatari