Patents by Inventor Brent W. Zitting

Brent W. Zitting 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: 4351562
    Abstract: The present invention is a movable seat for arrangement with a motorized transport chair for use by a handicapped person. The movable seat is motorized to provide a lifting and pivoting capability to a person sitting thereon by their operating a hand control and includes a back that is hinge connected whereby the back can be pivoted to a seat bottom engaging attitude, lowering the seat vertical dimension appropriately. Additionally, the seat back can be provided with arms arranged to maintain a parallel attitude to the seat bottom as the seat back is pivoted.
    Type: Grant
    Filed: July 17, 1980
    Date of Patent: September 28, 1982
    Inventors: Brent L. Twitchell, Kendel S. Twitchell, Brent W. Zitting
  • Patent number: D309422
    Type: Grant
    Filed: February 2, 1987
    Date of Patent: July 24, 1990
    Inventor: Brent W. Zitting