Patents by Inventor Yashikuni Tohyama

Yashikuni Tohyama 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).

  • Double-side image forming apparatus
    Patent number: 4437756
    Abstract: A double-side image forming apparatus has input unit for entering the number of desired image formation for forming images on both faces of a sheet-shaped image bearing member and a storage section for storing said image bearing member after image formation on a first face thereof. The apparatus is adapted, when the image formation on the first face of said image bearing members is interrupted before the completion of said desired number of image formations, to conduct in continuation the image formation on the second face of the image bearing members stored in said storage section.
    Type: Grant
    Filed: July 28, 1982
    Date of Patent: March 20, 1984
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kazuo Kawakubo, Katsushi Furuichi, Kiyokazu Namekata, Hidetoshi Tanaka, Yashikuni Tohyama, Toshirou Kasamura, Tomohiro Aoki, Toshio Honma