Patents by Inventor Toshiyuji Iijima

Toshiyuji Iijima 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 process
    Patent number: 4522904
    Abstract: In the specific embodiments described herein, the charge drop resulting from fatigue in an electrophotographic process using an a-Se:H photosensitive member is reduced by a stabilization exposure carried out for one to three cycles prior to use of the member for image formation. Longer wavelength light may be used for the stabilization exposure and shorter wavelength light may be used for the imaging and discharge steps.
    Type: Grant
    Filed: September 23, 1982
    Date of Patent: June 11, 1985
    Assignees: Fuji Electric Company, Ltd., Fuji Electric Corporate Research & Development, Ltd.
    Inventors: Hideki Kina, Toshiyuji Iijima, Eizo Tanabe, Toyoki Kazama, Masaharu Namba