Patents by Inventor Emiel Alexander Hofman

Emiel Alexander Hofman 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 of producing photographic images
    Patent number: 4030924
    Abstract: A rapid process in not more than 60 seconds of an imagewise exposed photographic light sensitive film, comprising developing or activating, stabilizing, fixing, and washing.
    Type: Grant
    Filed: October 29, 1975
    Date of Patent: June 21, 1977
    Assignee: AGFA-GEVAERT N.V.
    Inventor: Emiel Alexander Hofman