Patents Assigned to Sumiyo Kanai
  • Excretion apparatus combined into a bed for bedridden person
    Patent number: 5513404
    Abstract: The present invention enables a bedridden person to perform excretory functions without help from another person. The present invention includes a bed and a movable toilet in which water is provided. A negative pressure propels water and excrements through a bottom hole in a lower part of the toilet, through a valve and to a sanitary container.
    Type: Grant
    Filed: November 18, 1994
    Date of Patent: May 7, 1996
    Assignees: Sumiyo Kanai, Uni World Japan Co., Ltd.
    Inventor: Sumiyo Kanai