Patents by Inventor Jae-rae LEE

Jae-rae LEE 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).

  • Developer cartridge and electrophotographic image forming apparatus employing the same
    Patent number: 10073378
    Abstract: A developer cartridge includes: a housing including a developer outlet; a conveying member configured to convey a developer to the developer outlet and including a spiral member rotatably installed in the housing; and a developer bag configured to accommodate the developer, be installed in the housing, and rotate in connection with the conveying member, the developer bag including an opening for discharging the developer into the housing.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: September 11, 2018
    Assignee: S-PRINTING SOLUTION CO., LTD.
    Inventors: Jin-hong Kim, Jae-rae Lee, Ho-young Lee
  • DEVELOPER CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS EMPLOYING THE SAME
    Publication number: 20180157193
    Abstract: A developer cartridge includes: a housing including a developer outlet; a conveying member configured to convey a developer to the developer outlet and including a spiral member rotatably installed in the housing; and a developer bag configured to accommodate the developer, be installed in the housing, and rotate in connection with the conveying member, the developer bag including an opening for discharging the developer into the housing.
    Type: Application
    Filed: September 1, 2017
    Publication date: June 7, 2018
    Applicant: S-Printing Solution Co., Ltd.
    Inventors: Jin-hong KIM, Jae-rae Lee, Ho-young Lee
  • Photoreceptor cartridge including two assemblies and image forming apparatus having the same
    Patent number: 9176464
    Abstract: A photoreceptor cartridge and an image forming apparatus having the photoreceptor cartridge. The photoreceptor cartridge includes: a first assembly configured to include a first frame and a photoreceptor that is installed at the first frame; a second assembly configured to include a second frame that is detachably combined with the first frame and a cleaning unit that is installed at the second frame and cleans a surface of the photoreceptor; at least one first pressing member configured to press the cleaning unit to the photoreceptor; and at least one second pressing member configured to press the cleaning unit into an opposite direction to a direction in which the first pressing member presses the cleaning unit.
    Type: Grant
    Filed: June 10, 2014
    Date of Patent: November 3, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Se-il Kwon, Jae-rae Lee
  • PHOTORECEPTOR CARTRIDGE AND IMAGE FORMING APPARATUS HAVING THE SAME
    Publication number: 20150177682
    Abstract: A photoreceptor cartridge and an image forming apparatus having the photoreceptor cartridge. The photoreceptor cartridge includes: a first assembly configured to include a first frame and a photoreceptor that is installed at the first frame; a second assembly configured to include a second frame that is detachably combined with the first frame and a cleaning unit that is installed at the second frame and cleans a surface of the photoreceptor; at least one first pressing member configured to press the cleaning unit to the photoreceptor; and at least one second pressing member configured to press the cleaning unit into an opposite direction to a direction in which the first pressing member presses the cleaning unit.
    Type: Application
    Filed: June 10, 2014
    Publication date: June 25, 2015
    Inventors: Se-il KWON, Jae-rae LEE