Patents by Inventor Luanne Olson

Luanne Olson 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: 4890853
    Abstract: A foot-propelled wheelchair-walker device which provides for the seated support of the user and also enables the user to stand and walk with the assistance of the device. The wheelchair-walker device has a four wheel base, a hydraulic post for height adjustment, a bent U-shaped cloth covered frame for a patient seat support suspended from the hydraulic post, a retaining bar attachable to said frame and a strap that extends between the user's legs and attaches to the retaining bar to secure the position of the user.
    Type: Grant
    Filed: March 7, 1988
    Date of Patent: January 2, 1990
    Inventor: Luanne Olson