Patents by Inventor Osamu Narishige

Osamu Narishige 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).

  • Column base structure
    Patent number: 5063719
    Abstract: A column base structure having connected a pair of column-base metal fittings to the lower part of a column consisting of a pair of main column members disposed at predetermined intervals and connecting members disposed in such a manner as to integrally connect the main column members; the column base metal fittings being fixedly fitted to a concrete foundation via anchor bolts and nuts; characterized in that a horizontal member having a predetermined cross-sectional area is integrally and fixedly fitted between the main column members in the vicinity of the column base metal fitting.
    Type: Grant
    Filed: December 9, 1988
    Date of Patent: November 12, 1991
    Assignee: Hitachi Metals, Ltd.
    Inventors: Hideshige Matsuo, Isamu Yamamoto, Osamu Narishige, Michio Itoh, Kuniaki Sato, Yoshihiro Nakamura, Akio Tomita, Toshikazu Yamada, Yoshikazu Maeda