Patents by Inventor Miho Aoki

Miho Aoki 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).

  • Image fixing apparatus having pressure roller with fluorine surface active agent
    Patent number: 5659869
    Abstract: An image fixing apparatus includes a fixing roller contactable to an unfixed image, and a back-up roller cooperable with the fixing roller to fix the unfixed image, wherein the back-up roller contains a fluorine surface active agent having an antistatic effect substantially to reduce electrostatic offset and enable the back-up roller to remove toner deposited on the fixing roller.
    Type: Grant
    Filed: April 28, 1994
    Date of Patent: August 19, 1997
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yasumasa Ohtsuka, Miho Aoki, Yukihiro Ohzeki, Masaharu Ohkubo, Koichi Okuda