Patents by Inventor Claes Liegnell

Claes Liegnell 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).

  • Seat plate for wheel chairs
    Patent number: 6241319
    Abstract: A seat plate for a wheel chair comprises a front region with a first surface for supporting a person's leg, a rear region with a second surface for supporting the person's pelvis, side edges for fastening to the wheel chair, an upper side which faces toward the legs and the pelvis, and an underside which faces toward a seat arranged on the wheel chair. The rear region comprises an indentation which is intended to receive the pelvis. The front region comprises a cut-out.
    Type: Grant
    Filed: January 14, 2000
    Date of Patent: June 5, 2001
    Assignee: Särnmark Hjälpmedel AB
    Inventor: Claes Liegnell
  • Seat board for a wheel chair
    Patent number: D405033
    Type: Grant
    Filed: October 28, 1997
    Date of Patent: February 2, 1999
    Assignee: Sarnmark Hjalpmedel AB
    Inventor: Claes Liegnell