Patents Represented by Attorney, Agent or Law Firm David D. Conlin
  • Optical electric charge removal device and image formation apparatus including the same
    Patent number: 6678491
    Abstract: An optical electric charge removal device mountable on an image formation apparatus of an electrophotographic system for removing residual charges on a photosensitive member by light irradiation is provided. The optical electric charge removal device includes a point light source provided in the image formation apparatus; and an optical conductor, mountable on a process cartridge which is detachable from the image formation apparatus, for guiding light incident from the point light source to the photosensitive member.
    Type: Grant
    Filed: March 13, 2002
    Date of Patent: January 13, 2004
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Eiichi Kido, Toshiaki Ino, Takayuki Yamanaka, Toshio Yamanaka, Hideaki Kadowaki, Mitsuyoshi Terada, Kaori Fujii, Takashi Kitagawa