Patents by Inventor Douglas J. Sykora

Douglas J. Sykora 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).

  • Punch apparatus
    Patent number: 5269213
    Abstract: Punch apparatus develops momentum of a desired magnitude. The momentum is transferred to a punch for driving the punch from a reset position to a punch position.
    Type: Grant
    Filed: February 11, 1993
    Date of Patent: December 14, 1993
    Assignee: International Business Machines Corporation
    Inventors: Anthony F. Coneski, Douglas J. Sykora, Mitchel Waian