Patents by Inventor James W. Giffin

James W. Giffin 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).

  • Apparatus for in-situ processing of photoplates
    Patent number: 4161356
    Abstract: An apparatus for in-situ processing of photoplates which minimizes photoplate contamination. Frustro-conical sloping walls are provided in opposed bowl-shaped mating domes containing a centrally disposed photoplate mounted for rotation. Condensing vapor or nozzle drippings are guided by the sloping walls away from the photoplate.
    Type: Grant
    Filed: June 20, 1977
    Date of Patent: July 17, 1979
    Inventors: James W. Giffin, Michael A. De Santis, John S. Burchard