Patents by Inventor Ho-Ryul Lee

Ho-Ryul 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).

  • Developing cartridge having a heat transfer blocking member
    Patent number: 11372346
    Abstract: An image forming apparatus includes a body, a development cartridge to be attached to or detached from the body, and a fixing device to fix toner to a recording medium. The development cartridge includes a heat transfer blocking member disposed on an outer side of the development cartridge and adjacent to the fixing device when the development cartridge is attached to the body.
    Type: Grant
    Filed: February 3, 2020
    Date of Patent: June 28, 2022
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Ho-Ryul Lee, Yoshihiko Ichikawa, Ji-Won Moon
  • DEVELOPING CARTRIDGE HAVING A HEAT TRANSFER BLOCKING MEMBER
    Publication number: 20220075287
    Abstract: An image forming apparatus includes a body, a development cartridge to be attached to or detached from the body, and a fixing device to fix toner to a recording medium. The development cartridge includes a heat transfer blocking member disposed on an outer side of the development cartridge and adjacent to the fixing device when the development cartridge is attached to the body.
    Type: Application
    Filed: February 3, 2020
    Publication date: March 10, 2022
    Applicant: Hewlett-Packard Development Company, L.P.
    Inventors: Ho-Ryul Lee, Yoshihiko Ichikawa, Ji-Won Moon
  • Structure for supporting sun roof deflector
    Patent number: 9186971
    Abstract: A structure for supporting a sunroof deflector may include a deflector arm of which one end may be pivotably coupled to a deflector base on a roof of a vehicle and another end thereof may be connected with a deflector fabric, a deflector spring that may be disposed between the deflector base and the deflector arm and provides elastic force to the deflector arm, and a locking lever that may be pivotably fastened to the deflector arm by a hinge pin and has a locking lever with a hook at a front end thereof, wherein when a sunroof glass of the vehicle may be open, the hook of the locking lever may be locked to an end of the deflector spring and the deflector arm may be prevented from moving down accordingly.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: November 17, 2015
    Assignee: HYUNDAI MOTOR COMPANY
    Inventor: Ho-Ryul Lee
  • Ink composition of inkjet recording and method thereof
    Patent number: 8226759
    Abstract: An ink composition of inkjet recording which includes at least one surfactant containing benzophenone polyoxyethylene glycol-based compound, a colorant, and a solvent. A multi-color ink set that includes the ink composition of inkjet recording, a cartridge of inkjet recording, and an inkjet recording apparatus are also provided.
    Type: Grant
    Filed: December 24, 2009
    Date of Patent: July 24, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong-houn Shin, Heung-sup Park, Ho-ryul Lee
  • Liquid compostion for cleaning a nozzle surface, method of cleaning a nozzle surface using the liquid composition, and inkjet recording apparatus including the liquid composition
    Patent number: 8129321
    Abstract: Provided are a liquid composition for cleaning a nozzle surface of an inkjet printer, a method of cleaning a nozzle surface using the liquid composition and an inkjet recording apparatus including the liquid composition. The liquid composition includes a polyoxyethyleneglycol-based compound and may include a stabilizer.
    Type: Grant
    Filed: August 18, 2009
    Date of Patent: March 6, 2012
    Assignee: SAMSUNG Electronics Co., Ltd.
    Inventors: Ho-Ryul Lee, Heung-Sup Park, Sung-Woon Kang
  • INK COMPOSITION OF INKJET RECORDING AND METHOD THEREOF
    Publication number: 20100186626
    Abstract: An ink composition of inkjet recording which includes at least one surfactant containing benzophenone polyoxyethylene glycol-based compound, a colorant, and a solvent. A multi-color ink set that includes the ink composition of inkjet recording, a cartridge of inkjet recording, and an inkjet recording apparatus are also provided.
    Type: Application
    Filed: December 24, 2009
    Publication date: July 29, 2010
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Dong-houn Shin, Heung-sup Park, Ho-ryul Lee
  • LIQUID COMPOSTION FOR CLEANING A NOZZLE SURFACE, METHOD OF CLEANING A NOZZLE SURFACE USING THE LIQUID COMPOSITION, AND INKJET RECORDING APPARATUS INCLUDING THE LIQUID COMPOSITION
    Publication number: 20100091066
    Abstract: Provided are a liquid composition for cleaning a nozzle surface of an inkjet printer, a method of cleaning a nozzle surface using the liquid composition and an inkjet recording apparatus including the liquid composition. The liquid composition includes a polyoxyethyleneglycol-based compound and may include a stabilizer.
    Type: Application
    Filed: August 18, 2009
    Publication date: April 15, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ho-Ryul Lee, Heung-Sup Park, Sung-Woon Kang