Patents by Inventor Yousuke Kishi

Yousuke Kishi 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).

  • Process cartridge and image forming apparatus
    Patent number: 7773934
    Abstract: A process cartridge is detachably mountable to an image forming apparatus. The process cartridge includes an image bearing member, a developing member for developing an electrostatic latent image formed on a surface of the image bearing member and a cleaning member having a blade contacted to the image bearing member along a longitudinal direction of the image bearing member to remove the developer from the surface of the image bearing member. The cleaning member has a processed portion containing an isocyanate compound at each of longitudinal end portions of the blade, wherein a longitudinally inside end of the processed portion is disposed longitudinally inside a developer carryable region of the developing member which is capable of carrying the developer.
    Type: Grant
    Filed: June 16, 2009
    Date of Patent: August 10, 2010
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yousuke Kishi, Ryosuke Kanai
  • Process cartridge and image forming apparatus
    Patent number: 7630678
    Abstract: A process cartridge is detachably mountable to an image forming apparatus. The process cartridge includes an image bearing member, a developing member for developing an electrostatic latent image formed on a surface of the image bearing member and a cleaning member having a blade contacted to the image bearing member along a longitudinal direction of the image bearing member to remove the developer from the surface of the image bearing member. The cleaning member has a processed portion containing an isocyanate compound at each of longitudinal end portions of the blade, wherein a longitudinally inside end of the processed portion is disposed longitudinally inside a developer carryable region of the developing member which is capable of carrying the developer.
    Type: Grant
    Filed: September 5, 2007
    Date of Patent: December 8, 2009
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yousuke Kishi, Ryosuke Kanai
  • PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
    Publication number: 20090252529
    Abstract: A process cartridge is detachably mountable to an image forming apparatus. The process cartridge includes an image bearing member, a developing member for developing an electrostatic latent image formed on a surface of the image bearing member and a cleaning member having a blade contacted to the image bearing member along a longitudinal direction of the image bearing member to remove the developer from the surface of the image bearing member. The cleaning member has a processed portion containing an isocyanate compound at each of longitudinal end portions of the blade, wherein a longitudinally inside end of the processed portion is disposed longitudinally inside a developer carryable region of the developing member which is capable of carrying the developer.
    Type: Application
    Filed: June 16, 2009
    Publication date: October 8, 2009
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Yousuke Kishi, Ryosuke Kanai
  • PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
    Publication number: 20090041518
    Abstract: A process cartridge is detachably mountable to an image forming apparatus. The process cartridge includes an image bearing member, a developing member for developing an electrostatic latent image formed on a surface of the image bearing member and a cleaning member having a blade contacted to the image bearing member along a longitudinal direction of the image bearing member to remove the developer from the surface of the image bearing member. The cleaning member has a processed portion containing an isocyanate compound at each of longitudinal end portions of the blade, wherein a longitudinally inside end of the processed portion is disposed longitudinally inside a developer carryable region of the developing member which is capable of carrying the developer.
    Type: Application
    Filed: September 5, 2007
    Publication date: February 12, 2009
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Yousuke Kishi, Ryosuke Kanai