Patents by Inventor Taizo Tsutusi

Taizo Tsutusi 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).

  • Multipurpose field moving method and apparatus
    Patent number: 5927022
    Abstract: Provided are a method for moving a multipurpose field and an apparatus for the same wherein the multipurpose field can be caused to float above a basic floor plate under a fluid pressure and can be moved and placed in a desired position by delivery means. The moving apparatus comprises a nozzle provided over a basic floor plate common to a field region of a roofed stadium and an outdoor region for detecting existence of the multipurpose field and for jetting a fluid upward in response to a detection signal, and delivery means for alternately moving the multipurpose field between both the regions.
    Type: Grant
    Filed: July 21, 1997
    Date of Patent: July 27, 1999
    Assignee: Kawasaki Jukogyo Kabushiki
    Inventors: Hajime Hirakawa, Kazuyuki Akimoto, Shigemi Okada, Sadaaki Murakawa, Shinichi Sugiyama, Taizo Tsutusi