Patents by Inventor Stefan Kowsky

Stefan Kowsky 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: 7383848
    Abstract: A forearm walking crutch includes an upper part mounted on a stick. The upper part carries a forearm sleeve and includes a grip. The sleeve is adapted to embrace the forearm of a user by more than 270° and is pivotably attached to the upper part. The upper part includes an upper piece and a lower piece, with the upper piece being adjustable relative to a lower piece. A device is provided to fix the upper and lower pieces against relative movement. The sleeve is pivotal between a first position which covers the device and a second position which exposes the device.
    Type: Grant
    Filed: May 15, 2006
    Date of Patent: June 10, 2008
    Assignee: Erwin Kowsky GmbH & Co. KG
    Inventor: Stefan Kowsky
  • Publication number: 20060260664
    Abstract: A forearm walking crutch includes an upper part mounted on a stick. The upper part carries a forearm sleeve and includes a grip. The sleeve is adapted to embrace the forearm of a user by more than 270° and is pivotably attached to the upper part. The upper part includes an upper piece and a lower piece, with the upper piece being adjustable relative to a lower piece. A device is provided to fix the upper and lower pieces against relative movement. The sleeve is pivotal between a first position which covers the device and a second position which exposes the device.
    Type: Application
    Filed: May 15, 2006
    Publication date: November 23, 2006
    Inventor: Stefan Kowsky