Patents by Inventor Yoshiko Fujimura

Yoshiko Fujimura 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).

  • Charging member, process for producing charging member, and process cartridge having the charging member
    Patent number: 5705274
    Abstract: A charging member has a conductive support, an elastic layer formed on the conductive support, and a tubing layer formed on the elastic layer. Fine particles are present between the tubing layer and a layer provided beneath the tubing layer is contact therewith.
    Type: Grant
    Filed: October 12, 1995
    Date of Patent: January 6, 1998
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hiroshi Inoue, Yoshiko Fujimura, Naoki Fuei