Patents by Inventor Adrian J. Thor

Adrian J. Thor 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, sheet-feeding film holder for cameras
    Patent number: 4779112
    Abstract: An automatic, sheet-feeding photographic film-holding apparatus that can be attached to or inserted into a processing area, such as a camera or enlarger, having the means to hold a plurality of semi-flexible material, such as photographic sheet film, both before and after processing, such as exposure; the means to feed a sheet from a stack of sheets, one by one, into a processing area; and to retrieve and store that sheet, while feeding the next sheet into the processing area.
    Type: Grant
    Filed: May 21, 1987
    Date of Patent: October 18, 1988
    Inventor: Adrian J. Thor