Patents by Inventor John Wright Ott

John Wright Ott 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).

  • Automatic platemaking process and apparatus
    Patent number: 4070110
    Abstract: The invention is a high speed automatic platemaking process and apparatus for making photopolymer relief printing plates from photo transparencies. The invention eliminates lost time and motion by performing critical platemaking functions such as photopolymer printing plate lamination and back exposure in one continuous pass. Other platemaking procedures are likewise performed in combined steps and in a particular sequence to expedite plate preparation.
    Type: Grant
    Filed: March 9, 1977
    Date of Patent: January 24, 1978
    Assignee: Hercules Incorporated
    Inventor: John Wright Ott