Patents by Inventor Masahide Fukuda

Masahide Fukuda 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).

  • Shock absorbing structure
    Patent number: 5331750
    Abstract: The present invention provides a shock absorbing structure made of a rubber-like elastic material having a hardness in the range of 5 to 60, according to a JIS-A type hardness meter and being composed of a base and a plurality of ridges or projections spaced apart in parallel on said base. The shock absorbing structure according to the present invention is suitable as a shock absorbing material, especially, for shoes.
    Type: Grant
    Filed: July 6, 1993
    Date of Patent: July 26, 1994
    Assignee: Sumitomo Rubber Industries, Ltd.
    Inventors: Teruo Sasaki, Masahide Fukuda