Patents by Inventor Patrick Eugene Yvon Bernard

Patrick Eugene Yvon Bernard 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 device for processing a photographic film
    Patent number: 5678112
    Abstract: The invention concerns a method and a device for processing a photographic film.The process comprises the following steps: a) circulating the film (2) in a series of processing baths (5, 6, 7, 8), each of the baths having a rinsing zone (53, 62, 73, 82) including one or more tanks; b) recovering and treating the waste water coming from all the rinsing zones in a single nanofiltration device (100), common to all the processing baths; and c) recycling the permeate (106) from the nanofiltration device (100) in each of the rinsing zones (43, 62, 73, 82) of each of the processing baths (5, 6, 7, 8).Application to the processing of photographic films.
    Type: Grant
    Filed: July 19, 1996
    Date of Patent: October 14, 1997
    Assignee: Eastman Kodak Company
    Inventors: Patrick Eugene Yvon Bernard, Guy Andre Jean Manas