Patents by Inventor Roy H. Pearrow

Roy H. Pearrow 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).

  • Vacuum positioning system for use in composing a plate for offset printing
    Patent number: 4361091
    Abstract: A positioning system for quickly aligning and securing material to be composed for preparation of a plate for offset printing, such apparatus including a light source under a transparent support having alignment means on which background material, a template with nonlinear slots for aligning multilined overlay information, and overlay material for insertion into such nonlinear slots are positioned, all such material being held in place by vacuum.
    Type: Grant
    Filed: February 14, 1977
    Date of Patent: November 30, 1982
    Assignee: Favorite Check Printers, Inc.
    Inventors: Roy H. Pearrow, Jack Schoenberg