Patents by Inventor Myeongdong Kim

Myeongdong Kim 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).

  • Developing device with magnetic member having plurality of magnetic poles
    Patent number: 12001156
    Abstract: In some examples, a developing device includes a developing container including an opening and to store a developer, a developing sleeve installed in the developing container and partially exposed to an outside of the developing container through the opening, a regulation member upstream of the opening in a rotation direction of the developing sleeve and to regulate an amount of the developer adhered to the developing sleeve and supplied to the opening, and a magnetic member inside the developing sleeve. The magnetic member includes a main pole facing the opening, a regulation pole facing the regulation member, and a catch pole upstream of the regulation pole in the rotation direction of the developing sleeve. The magnetic member is to cause adhesion of the developer in the developing container to the developing sleeve.
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: June 4, 2024
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Seungchan Park, Jungho Roh, Myeongdong Kim, Donguk Kim, Youngkwang Shin
  • DEVELOPING DEVICE WITH MAGNETIC MEMBER HAVING PLURALITY OF MAGNETIC POLES
    Publication number: 20240027938
    Abstract: In some examples, a developing device includes a developing container including an opening and to store a developer, a developing sleeve installed in the developing container and partially exposed to an outside of the developing container through the opening, a regulation member upstream of the opening in a rotation direction of the developing sleeve and to regulate an amount of the developer adhered to the developing sleeve and supplied to the opening, and a magnetic member inside the developing sleeve. The magnetic member includes a main pole facing the opening, a regulation pole facing the regulation member, and a catch pole upstream of the regulation pole in the rotation direction of the developing sleeve. The magnetic member is to cause adhesion of the developer in the developing container to the developing sleeve.
    Type: Application
    Filed: December 15, 2020
    Publication date: January 25, 2024
    Applicant: Hewlett-Packard Development Company, L.P.
    Inventors: Seungchan PARK, Jungho ROH, Myeongdong KIM, Donguk KIM, Youngkwang SHIN
  • Toner cartridge
    Patent number: D831738
    Type: Grant
    Filed: December 3, 2015
    Date of Patent: October 23, 2018
    Assignee: S-PRINTING SOLUTION CO., LTD.
    Inventors: Minwoo Kang, Jungho Roh, Myeongdong Kim, Yong-Sung Kim, Youngkwang Shin