Patents by Inventor Haruyuki IDEURA

Haruyuki IDEURA 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).

  • Cleaning device and image forming apparatus
    Patent number: 11947304
    Abstract: A cleaning device includes: a cleaning brush that has bristles that rotate and contact a surface, to which toner has adhered, of a cleaning member to be cleaned, the cleaning brush removing the toner adhered to the surface of the cleaning member; a first contact member that contacts the bristles without a position of the first contact member relative to a position of the cleaning brush being changed; and a second contact member that contacts the bristles at a location downstream from the first contact member in a direction of rotation of the cleaning brush and without a position of the second contact member relative to the position of the cleaning brush being changed, and that is disposed on an extension line extended from a line between an axial center of the cleaning brush and a base of the bristles that move away from the first contact member.
    Type: Grant
    Filed: September 20, 2022
    Date of Patent: April 2, 2024
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Haruyuki Ideura, Daisuke Tanaka, Takeshi Yasuda, Kaoru Matsushita
  • CLEANING DEVICE AND IMAGE FORMING APPARATUS
    Publication number: 20230305480
    Abstract: A cleaning device includes: a cleaning brush that has bristles that rotate and contact a surface, to which toner has adhered, of a cleaning member to be cleaned, the cleaning brush removing the toner adhered to the surface of the cleaning member; a first contact member that contacts the bristles without a position of the first contact member relative to a position of the cleaning brush being changed; and a second contact member that contacts the bristles at a location downstream from the first contact member in a direction of rotation of the cleaning brush and without a position of the second contact member relative to the position of the cleaning brush being changed, and that is disposed on an extension line extended from a line between an axial center of the cleaning brush and a base of the bristles that move away from the first contact member.
    Type: Application
    Filed: September 20, 2022
    Publication date: September 28, 2023
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Haruyuki IDEURA, Daisuke TANAKA, Takeshi YASUDA, Kaoru MATSUSHITA