Patents by Inventor Sigrun Giessmann

Sigrun Giessmann 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).

  • Child support wedge
    Patent number: 4441221
    Abstract: A gymnastic and support wedge for babies and toddlers, especially for multiple and severely handicapped children at kingergarten and school age, includes a wedge-like base plate member, a pair of lateral trough wedge members mountable on the base plate member and a plurality of differently shaped individual members mountable between the trough wedge members in any desired position. All structural parts are detachably connected with each other.
    Type: Grant
    Filed: June 15, 1982
    Date of Patent: April 10, 1984
    Assignee: Klemens Enste
    Inventors: Klemens Enste, Sigrun Giessmann