Patents by Inventor Katumi Yamamoto

Katumi Yamamoto 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).

  • Photograph printing apparatus
    Patent number: 4769678
    Abstract: A photograph printing apparatus arranged to print a main picture and an illustration picture in a single frame on printing paper. The apparatus has a main picture negative film mount for carrying a negative film having the main picture and an illustration negative film mount for carrying a negative film having the illustration picture. The former film mount and the latter film mount are arranged to interlockingly move in the same direction to alternatively travel toward and away from the optical axis of exposure light. This arrangement enables rapid printing of photographs.
    Type: Grant
    Filed: October 14, 1987
    Date of Patent: September 6, 1988
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Toshio Komoda, Tatsuo Iizuka, Yoshimi Suganuma, Katumi Yamamoto