Patents by Inventor Edmund Kanwischer

Edmund Kanwischer 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).

  • Tool holder
    Patent number: 5322256
    Abstract: A device for holding tools between a pair of jaws which are arranged so that their downward movement also moves the jaws toward each other in a tool gripping position. Downward movement of the jaws is achieved by a combination of weight of the tool and a spring which is arranged on the device to force the jaws downwardly.
    Type: Grant
    Filed: March 26, 1993
    Date of Patent: June 21, 1994
    Inventor: Edmund Kanwischer