Patents by Inventor Yuji Mitsusaka

Yuji Mitsusaka 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).

  • Shakeproof bearing
    Patent number: 5373670
    Abstract: A shakeproof bearing or an earthquake-proofing structure (10) comprises a columnar bearing body (13) and a surrounding high damping elastomer (14). The bearing body (13) includes a stack of rigid plates (12) and elastic plates (11) alternating with one another. The high damping elastomer (14) may be shaped into an annular cylinder or, alternatively, may be in the form of a columnar stack of alternating annular rigid plates (18) and annular high-damping-elastomer plates (17).
    Type: Grant
    Filed: June 22, 1993
    Date of Patent: December 20, 1994
    Assignee: Sumitomo Gomu Kogyo Kabushiki Kaisha
    Inventors: Teruo Sasaki, Kazuhiro Fujisawa, Yoshiaki Miyamoto, Mitsuo Miyazaki, Fumiaki Arima, Yuji Mitsusaka