Patents by Inventor William K. Grauer

William K. Grauer 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).

  • Walking support apparatus
    Patent number: 5255697
    Abstract: A walking support device is provided which allows the user to be placed in the device without lifting and is fully adjustable to provide partial or full sitting support for the user. Additionally, the device may be partially dissembled by hand and be folded to a compact size for easy transportability.
    Type: Grant
    Filed: October 23, 1991
    Date of Patent: October 26, 1993
    Assignee: Working Inc.
    Inventor: William K. Grauer