Patents by Inventor Koachi Uchida

Koachi Uchida 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).

  • Electrostatic copying apparatus
    Patent number: 4370048
    Abstract: An electrostatic copying apparatus comprises a photosensitive drum, a transfer roller and a tape. The photosensitive drum includes first and second drum portions and a photosensitive layer which is laid on the outer periphery of the first drum portion and on which an image has been developed. The transfer roller in contact with the photosensitive layer, and cooperates with the photosensitive layer to clamp a sheet of paper to transfer the developed image onto the sheet of paper. The tape is in slidable contact with the outer periphery of the second drum portion for peeling the sheet of paper from the photosensitive drum after the image developed has been transferred to the sheet.
    Type: Grant
    Filed: February 11, 1981
    Date of Patent: January 25, 1983
    Assignee: Tokyo Shibaura Denki Kabushiki Kaisha
    Inventors: Kunihiro Shibuya, Koachi Uchida, Shinichi Hashimoto