Patents Examined by Hoang Ngu
  • Photoreceptor drum
    Patent number: 6246851
    Abstract: Photo conductor drum comprised of a drum body with an outer cylindrical surface, a flange attached to the drum body at the front side with a snug fit and a centric axis of rotation for the drum body, which in a coaxial way feeds through the drum body and flange and can be connected with the flange, characterized by the indented axle part (13,33) which is connected with the flange (12) without radial free space.
    Type: Grant
    Filed: September 11, 1999
    Date of Patent: June 12, 2001
    Inventors: Wolfgang Tietze, Heinrich Weber
  • Pay photograph producing apparatus
    Patent number: 6101330
    Abstract: A pay photograph producing apparatus according to the present invention is one for printing a picture of an optional video signal when money or its substitute is put in, and includes a password means attached to a cartridge for a printing material and/or a cartridge for a printing paper, a means for reading the password means at a time of the cartridge being loaded, and a means for allowing the printing only when the password means is correct.
    Type: Grant
    Filed: December 12, 1997
    Date of Patent: August 8, 2000
    Assignee: Sony Corporation
    Inventor: Morio Yoshimatsu