Patents by Inventor Toshiya Asari

Toshiya Asari 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).

  • Electrophotographic photoreceptor and method for producing the photoreceptor
    Patent number: 5665502
    Abstract: An electrophotographic photoreceptor comprising a cylindrical electrically conductive substrate having thereon at least a photoconductive layer, the conductive substrate having a marking portion in which the light reflectance of the surface of the conductor substrate has been changed by a laser light treatment, a method for producing the photoreceptor, and an image correcting method using the photoreceptor.
    Type: Grant
    Filed: January 31, 1996
    Date of Patent: September 9, 1997
    Assignees: Mitsubhishi Kasei Corporation, Sharp Kabushiki Kaisha
    Inventors: Kunio Ohashi, Mitsuru Tokuyama, Hiroshi Kinashi, Mamoru Nozomi, Tadashi Umehara, Toshiya Asari
  • Image correcting method using an electrophotographic photoreceptor
    Patent number: 5536607
    Abstract: An electrophotographic photoreceptor comprising a cylindrical electrically conductive substrate having thereon at least a photoconductive layer, the conductive substrate having a marking portion in which the light reflectance of the surface of the conductor substrate has been changed by a laser light treatment, a method for producing the photoreceptor, and an image correcting method using the photoreceptor.
    Type: Grant
    Filed: November 5, 1993
    Date of Patent: July 16, 1996
    Assignees: Mitsubishi Kasei Corporation, Sharp Kabushiki Kaisha
    Inventors: Kunio Ohashi, Mitsuru Tokuyama, Hiroshi Kinashi, Mamoru Nozomi, Tadashi Umehara, Toshiya Asari