Patents by Inventor Irene Kaufmann

Irene Kaufmann 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).

  • Auxiliary inflatable device serving as mattress
    Patent number: 5121512
    Abstract: The invention relates to an auxiliary device serving as mattress and consisting of a number of cells (4) fixed to a mattress bottom and extending along the mattress. The cells are individually fillable and evacuable for changing the position of a patient lying on the mattress. The auxiliary device has cloth portions (7; 9) connecting to cells to each other and to the mattress bottom (8) so as to permit substantial lateral movements of the cells relative to the mattress bottom and giving them a certain adaptability with respect to each other.
    Type: Grant
    Filed: July 15, 1991
    Date of Patent: June 16, 1992
    Inventor: Irene Kaufmann