Patents Examined by Roland K. Martin, Jr.
  • Patent number: 4460669
    Abstract: A photoconductive member comprises a support for a photoconductive member and an amorphous layer having photoconductivity constituted of an amorphous material comprising silicon atoms as a matrix, said amorphous layer having a first layer region containing as the constituent atom at least one kind of atoms selected from the group consisting of oxygen atoms, carbon atoms and nitrogen atoms in a distribution state which is ununiform and continuous in the direction of layer thickness and a second layer region containing atoms belonging to the group III of the periodic table as constituent atoms in a distribution state which is ununiform and continuous in the direction of layer thickness, said first layer region existing internally below the surface of said amorphous layer.
    Type: Grant
    Filed: November 22, 1982
    Date of Patent: July 17, 1984
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kyosuke Ogawa, Shigeru Shirai, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato