Patents by Inventor Seiichi Hayashida

Seiichi Hayashida 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).

  • Adjustable double-deck elevator
    Patent number: 5907136
    Abstract: A double deck elevator (1) includes a linking mechanism (14) disposed between the cars (2, 3).
    Type: Grant
    Filed: April 7, 1998
    Date of Patent: May 25, 1999
    Assignee: Otis Elevator Company
    Inventors: Masaharu Hongo, Shusaku Shibasaki, Masashi Kawarasaki, Mitsuo Soekawa, Yuzo Tada, Seiichi Hayashida