Patents by Inventor William J. Herben

William J. Herben 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).

  • Numering cam for printing machines
    Patent number: 4724758
    Abstract: A numbering cam for a printing press having a numbering device with an operating member to cause indexing of the device, said cam having a cam surface to cause actuation of said operating member by moving said operating member from a rest position to an indexing position, and a magnet to attract said operating member to cause said operating member to return from said indexing position to said rest position.
    Type: Grant
    Filed: July 1, 1987
    Date of Patent: February 16, 1988
    Inventor: William J. Herben
  • Perforating attachment for a printing press
    Patent number: D287026
    Type: Grant
    Filed: August 10, 1984
    Date of Patent: December 2, 1986
    Inventor: William J. Herben