Patents by Inventor Tatsuo Kamada

Tatsuo Kamada 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).

  • Mattress apparatus and bed apparatus
    Patent number: 6324709
    Abstract: The present invention provides a bed apparatus allowing a worker to easily move a user's body at the time of consultation and nursing of the user lying on his back on a floor plate. The bed apparatus comprises a bed frame. A floor plate is provided on the bed frame. A second recess portion dented inwardly in the lateral direction of the bed frame is formed on at least one side part of both lateral side parts of the floor plate. A support member is provided on the second recess portion so as to be movable inwardly in the lateral direction of the floor plate. An auxiliary member which can be deformed by compression is provided at a part corresponding to the second recess portion.
    Type: Grant
    Filed: March 3, 2000
    Date of Patent: December 4, 2001
    Assignee: France Bed Co., Ltd.
    Inventors: Shigeru Ikeda, Noboru Sasaki, Tatsuo Kamada