Patents by Inventor Masamutsu Azuma

Masamutsu Azuma 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).

  • Image fixing apparatus with means for preventing moisture dew on film
    Patent number: 5307133
    Abstract: An image fixing apparatus includes a heater which is fixed in operation; a film slidable relative to the heater and movable with a recording material, wherein a visualized image on the recording material is heated by heat from the heater through the film; and air discharging fan for discharging air around the film.
    Type: Grant
    Filed: July 3, 1990
    Date of Patent: April 26, 1994
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoshiyuki Koshimizu, Tsunetoshi Nagata, Masamutsu Azuma