Patents by Inventor William H. Huff

William H. Huff 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).

  • Printing machine
    Patent number: 6101940
    Abstract: Two ink rolls in a flexographic printing machine are disclosed with a pivoted connection of the ink roll mounting elements such that one or other of the ink rolls may be engaged with the print cylinder.
    Type: Grant
    Filed: August 13, 1999
    Date of Patent: August 15, 2000
    Assignee: Ward Holding Co., Inc.
    Inventor: William H. Huff