Patents by Inventor Peter Bergstein

Peter Bergstein 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).

  • Rotary tampon printing machine for printing the edge of automboile glazings
    Patent number: 4945827
    Abstract: A rotary tampon printing machine to print the edge area of automobile glazings is distinguished in that the tampon placed on the tampon roller exhibits a flange whose surface that transfers the printing ink corresponds to the frame-shaped printing design. As a block there is a screen printing stencil that is placed above the tampon roller. The tampon roller transfers the printing ink from the screen printing stencil to the glass sheet.
    Type: Grant
    Filed: April 17, 1989
    Date of Patent: August 7, 1990
    Assignee: Saint-Gobain Vitrage
    Inventors: Josef Audi, Hans Ohlenforst, Peter Bergstein