Patents by Inventor Joanne M. Krawczyk

Joanne M. Krawczyk 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).

  • 6-bar erecting system
    Patent number: 5151728
    Abstract: A compact folding camera having a plurality of housing members which are mounted for movement between folded and erect positions includes a six-bar, revolute joint, erecting system for coordinating movement of these movable housing members between their folded and erect positions.
    Type: Grant
    Filed: August 1, 1991
    Date of Patent: September 29, 1992
    Assignee: Polaroid Corporation
    Inventors: Donald H. Hendry, Bruce K. Johnson, Joanne M. Krawczyk, Bruce C. Vierstra
  • Compact folding photographic camera
    Patent number: D335681
    Type: Grant
    Filed: August 1, 1991
    Date of Patent: May 18, 1993
    Assignee: Polaroid Corporation
    Inventors: John H. Betts, Donald H. Hendry, Bruce K. Johnson, Joanne M. Krawczyk, George D. Whiteside
  • Speculum
    Patent number: D621936
    Type: Grant
    Filed: August 16, 2007
    Date of Patent: August 17, 2010
    Assignee: Innovative Gynecological Solutions, LLC
    Inventors: Ralph L. Gillis, Joanne M. Krawczyk, Marc A. Larochelle, Nicholas Want, John Walsh, Charlotte Richards, Richard Ross, Jo Ann Jorge