Patents by Inventor Kyong Su Lee

Kyong Su 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).

  • Patent number: 11931678
    Abstract: Provided are a filter unit which may easily replace a filter, and a refrigerator including the same. To this end, a filter unit according to the present disclosure includes a filter which purifies water, a filter head which is disposed on one end portion of the filter, and includes an inlet port which supplies raw water to the filter and is formed to protrude from one side thereof, and an outlet port which discharges pure water purified by the filter and is formed to protrude from the other side thereof, a filter housing which is formed with a filter accommodation space in which the filter is accommodated, a filter bracket which is coupled to the filter housing, and includes an inlet port coupling part to which the inlet port is coupled rotatably, and an outlet portion coupling part to which the outlet port is coupled rotatably, and a filter door which is coupled to the filter housing to open and close the filter accommodation space.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: March 19, 2024
    Inventors: Kyong Su Lee, Pil Kang Hwang, Min Kyu Jung
  • Publication number: 20240024802
    Abstract: Proposed is a water purification filter assembly including a filter main body, an inlet port through which feed water is supplied from the outside and an outlet port through which the purified feed water is discharged being formed in the filter main body, a water purification tank arranged on one side of the filter main body, the feed water purified in the filter main body being stored in the water purification tank, a first casing, at least one side of the water purification tank being accommodated in the first casing obliquely at a predetermined angle with respect to the ground, and a second casing perpendicularly coupled to one end portion of the first casing, the filter main body being accommodated in the second casing.
    Type: Application
    Filed: November 26, 2021
    Publication date: January 25, 2024
    Applicant: MICROFILTER CO., LTD
    Inventors: Whi Dong JOUNG, Pil Kang HWANG, Kyong Su LEE, Jin U JU, Min Kyu JUNG
  • Publication number: 20210299600
    Abstract: Provided are a filter unit which may easily replace a filter, and a refrigerator including the same. To this end, a filter unit according to the present disclosure includes a filter which purifies water, a filter head which is disposed on one end portion of the filter, and includes an inlet port which supplies raw water to the filter and is formed to protrude from one side thereof, and an outlet port which discharges pure water purified by the filter and is formed to protrude from the other side thereof, a filter housing which is formed with a filter accommodation space in which the filter is accommodated, a filter bracket which is coupled to the filter housing, and includes an inlet port coupling part to which the inlet port is coupled rotatably, and an outlet portion coupling part to which the outlet port is coupled rotatably, and a filter door which is coupled to the filter housing to open and close the filter accommodation space.
    Type: Application
    Filed: March 31, 2020
    Publication date: September 30, 2021
    Applicants: Microfilter CO., LTD, HISENSE RONSHEN (GUANGDONG) REFRIGERATOR CO., LTD.
    Inventors: Kyong Su Lee, Pil Kang Hwang, Min Kyu Jung
  • Patent number: 10598420
    Abstract: A plane heater is a plane heater arranged in an ice tray of an ice machine including the ice tray having a partitioned space arranged therein to receive ice-making water, an ejector for separating ice within the ice tray, a motor which is arranged to face the ice tray and drives the ejector therein, and a control box having a printed circuit board formed therein. The plane heater includes a heat emitting body which is formed by a metal thin film and has a thickness thicker than 0 mm and equal to and thinner than 0.5 mm, a heat insulation member arranged to cover the heat emitting body, an electrode pad electrically connected to the heat emitting body, and a power source connection part including a support plate arranged below the electrode pad.
    Type: Grant
    Filed: June 5, 2015
    Date of Patent: March 24, 2020
    Assignee: DAE CHANG CO., LTD.
    Inventors: Hyeon-Cheol Woo, Jun Dong Ji, Kyong Su Lee, Tae Il Kim, Kyoung Hun Nam
  • Publication number: 20170241694
    Abstract: A refrigerator includes a freezing compartment located at a lower portion of the refrigerator, a refrigerating compartment located at an upper portion of the refrigerator, a fresh compartment disposed at one side of the refrigerating compartment, and an ice making compartment disposed at a door configured to open and close the refrigerating compartment, wherein cold air is conveyed from the fresh compartment to the ice making compartment.
    Type: Application
    Filed: February 23, 2017
    Publication date: August 24, 2017
    Inventors: Jun Dong JI, Kyong Su LEE
  • Publication number: 20170211866
    Abstract: A plane heater is a plane heater arranged in an ice tray of an ice machine including the ice tray having a partitioned space arranged therein to receive ice-making water, an ejector for separating ice within the ice tray, a motor which is arranged to face the ice tray and drives the ejector therein, and a control box having a printed circuit board formed therein. The plane heater includes a heat emitting body which is formed by a metal thin film and has a thickness thicker than 0 mm and equal to and thinner than 0.5 mm, a heat insulation member arranged to cover the heat emitting body, an electrode pad electrically connected to the heat emitting body, and a power source connection part including a support plate arranged below the electrode pad.
    Type: Application
    Filed: June 5, 2015
    Publication date: July 27, 2017
    Inventors: Hyeon-Cheol WOO, Jun Dong JI, Kyong Su LEE, Tae Il KIM, Kyoung Hun NAM
  • Publication number: 20160003514
    Abstract: Disclosed is an icemaker. The icemaker in accordance with one embodiment of the present invention comprises: an ice tray; at least one heater housing portion which is formed on the ice tray; and a heater, which is provided with a soft external cover or an external cover having elastic force and is housed inside the heater accommodation portion while being in close contact with the heater accommodation portion, for heating the ice tray.
    Type: Application
    Filed: October 28, 2013
    Publication date: January 7, 2016
    Inventors: Jun Dong JI, Kyong Su LEE
  • Publication number: 20150316306
    Abstract: Disclosed is an icemaker. The icemaker according to one embodiment of the present invention comprises: an ice tray; at least one heater housing portion which is formed on the ice tray; and a heater, which is provided with a soft external cover or an external cover having elastic force and is housed inside the heater accommodation portion while being in close contact with the heater accommodation portion, for heating the ice tray.
    Type: Application
    Filed: December 28, 2012
    Publication date: November 5, 2015
    Inventors: Jun Dong JI, Kyong Su LEE, Won Young CHAE, Jung Woo LEE, Jin Hee LEE
  • Patent number: 8050372
    Abstract: A clock-data recovery circuit includes a plurality of input ports and a code generation circuit. The plurality of input ports generates sampling clock signals based on digital control codes and samples input data signals based on the sampling clock signals to generate output data signals and phase detection signals, respectively. The code generation circuit generates the digital control codes based on the phase detection signals received from the input ports during a training mode.
    Type: Grant
    Filed: May 15, 2008
    Date of Patent: November 1, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Kyong-Su Lee
  • Patent number: 8037338
    Abstract: A data interface method includes differentially amplifying differential data signals based on a mode control signal indicating a first mode, transmitting the amplified differential data signals to a receiving semiconductor device via first and second transmission lines, and driving one of the differential data signals and a strobe signal to the first and second transmission lines, respectively, based on the mode control signal indicating a second mode, for transmitting the one of the differential data signals and the strobe signal to the receiving semiconductor device. The receiving semiconductor device samples the received differential data signals according to differential signaling, in response to a controlled sampling clock signal based on the mode control signal indicating a first mode; and samples the one of the differential data signals in response to a strobe signal, received from the transmitting semiconductor device, based on the mode control signal indicating a second mode.
    Type: Grant
    Filed: April 23, 2008
    Date of Patent: October 11, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Kyong Su Lee
  • Publication number: 20080285694
    Abstract: A clock-data recovery circuit includes a plurality of input ports and a code generation circuit. The plurality of input ports generates sampling clock signals based on digital control codes and samples input data signals based on the sampling clock signals to generate output data signals and phase detection signals, respectively. The code generation circuit generates the digital control codes based on the phase detection signals received from the input ports during a training mode.
    Type: Application
    Filed: May 15, 2008
    Publication date: November 20, 2008
    Inventor: Kyong-Su LEE
  • Publication number: 20080267267
    Abstract: A data interface method includes differentially amplifying differential data signals based on a mode control signal indicating a first mode, transmitting the amplified differential data signals to a receiving semiconductor device via first and second transmission lines, and driving one of the differential data signals and a strobe signal to the first and second transmission lines, respectively, based on the mode control signal indicating a second mode, for transmitting the one of the differential data signals and the strobe signal to the receiving semiconductor device. The receiving semiconductor device samples the received differential data signals according to differential signaling, in response to a controlled sampling clock signal based on the mode control signal indicating a first mode; and samples the one of the differential data signals in response to a strobe signal, received from the transmitting semiconductor device, based on the mode control signal indicating a second mode.
    Type: Application
    Filed: April 23, 2008
    Publication date: October 30, 2008
    Applicant: SAMUNG ELECTRONICS CO., LTD.
    Inventor: Kyong Su Lee
  • Patent number: D930787
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: September 14, 2021
    Assignees: MICROFILTER CO., LTD, HISENSE RONSHEN (GUANGDONG) REFRIGERATOR CO., LTD.
    Inventors: Kyong Su Lee, Pil Kang Hwang, Min Kyu Jung
  • Patent number: D994835
    Type: Grant
    Filed: June 27, 2022
    Date of Patent: August 8, 2023
    Assignees: Microfilter CO., LTD, HISENSE RONSHEN (GUANGDONG) REFRIGERATOR CO., LTD.
    Inventors: Kyong Su Lee, Pil Kang Hwang, Min Kyu Jung