Patents by Inventor Donald D. Zeller

Donald D. Zeller 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).

  • Patent number: 5285797
    Abstract: A portable body restraint device for use in restraining and transporting prisoners or patients who are unmanageable. The device includes a flat, wide board sufficiently large to receive facedown the person to be restrained. The board is provided with properly positioned slots and adjustable straps that provide for restraining any person regardless of his or her size. The slots and adjustable straps permit the person's pelvis, chest, wrists, ankles, arms and legs to be secured as well as the person's head.
    Type: Grant
    Filed: January 6, 1992
    Date of Patent: February 15, 1994
    Inventor: Donald D. Zeller