Patents by Inventor Edward A. Calisto

Edward A. Calisto 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).

  • Method and apparatus for processing photosensitive material
    Patent number: 5579076
    Abstract: An apparatus for washing a web or sheet of photosensitive material during the development process by passing the material through a series of stations where the washing is accomplished by spraying and the material is not immersed into a wash bath and the washed material consistently meets archival quality and a process for washing the material using the apparatus.
    Type: Grant
    Filed: April 13, 1995
    Date of Patent: November 26, 1996
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Edward A. Calisto, Daniel F. Juers, John G. Van Remoortel