Patents by Inventor Seung Chul Lee

Seung Chul 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).

  • Publication number: 20190112009
    Abstract: A ship comprises: a liquefied gas storage tank; a multi-stage compressor for compressing a boil-off gas discharged from a storage tank and comprising a plurality of compression cylinders; a second heat exchanger for heat exchanging a fluid, which has been compressed by the multi-stage compressor, and thus cooling same; a first decompressing device for expanding a flow (“flow a1”) partially branched from the flow (“flow a”) that has been cooled by the second heat exchanger; a third heat exchanger for heat exchanging, by “flow a1” which has been expanded by the first decompressing device as a refrigerant, the remaining flow (“flow a2”) of “flow a” after excluding “flow a1” that has been branched and thus cooling same; and a second decompressing device for expanding “flow a2” which has been cooled by the third heat exchanger.
    Type: Application
    Filed: October 21, 2016
    Publication date: April 18, 2019
    Inventors: Seung Chul LEE, Seon Jin KIM
  • Publication number: 20190078372
    Abstract: A non-module type dual regulator assembly is provided. The assembly includes a pair of guide rails that are separated from each other and disposed in a door of a vehicle along a direction that a window glass is raised or lowered. A pair of glass holders are coupled to one side of the window glass and movably disposed on the respective guide rails. An upper connection member has a plurality of ends fastened to upper portions of the guide rails. A lower connection member has a plurality of ends fastened to lower portions of the guide rails. A cable is coupled to the glass holders and circulatably disposed on the guide rails to raise or lower the glass holders in the same direction at the same time. A driving motor is disposed in the lower connection member and circulates the cable.
    Type: Application
    Filed: December 12, 2017
    Publication date: March 14, 2019
    Inventors: Seok-Hyun Hong, Min-Su Kim, Sung-Won Hong, Seung-Chul Lee
  • Patent number: 10206491
    Abstract: An ear instrument, including: a first body; a second body having one end rotatably coupled to the first body; and a first fixing member having a side coupled to the other end of the second body. The first fixing member is coupled to the rear part of the user's ear when the ear instrument is fitted to the user's ear. The first fixing member is formed in a C-shape.
    Type: Grant
    Filed: January 12, 2016
    Date of Patent: February 19, 2019
    Inventor: Seung Chul Lee
  • Publication number: 20180376230
    Abstract: The present invention relates to an earring-type microphone to be hung on and used in the ear, and comprising: fixing members fixed to both ears of a user; a cable manufactured from an elastic member, of which both ends are respectively positioned at two fixing members, such that one side of the cable comes into close contact with the neck of the user; speakers respectively coupled to both ends of the cable; and a microphone part provided at one side of the cable and inputting a voice, wherein if force is applied to the microphone part when the user inputs the voice through the microphone part, the cable is stretched such that the microphone part moves from the neck of the user toward the area around the mouth, and if the force applied to the microphone part is removed, the microphone part comes into close contact with the area around the mouth of the user by the elastic force of the cable.
    Type: Application
    Filed: November 8, 2016
    Publication date: December 27, 2018
    Inventor: Seung Chul LEE
  • Publication number: 20180374625
    Abstract: Disclosed is an adhesive laminate core manufacturing apparatus for successively forming lamina members of a predetermined shape while allowing a strip-shaped material, of which the surface is coated with an adhesive layer, to pass therethrough, and successively manufacturing laminate cores comprising the lamina members integrated, per predetermined sheet, by interlaminar bonding. The adhesive laminate core manufacturing apparatus according to one aspect of the present invention comprises: a protrusion forming unit pressing the material for the delamination of the laminate cores, so as to form interlaminar division protrusions on the surface of the material at each predetermined position along the longitudinal direction of the material; a blanking unit blanking the material so as to successively form the lamina members; and a lamination unit integrating the lamina members so as to successively manufacture the laminate cores.
    Type: Application
    Filed: August 11, 2016
    Publication date: December 27, 2018
    Applicant: POSCO DAEWOO CORPORATION
    Inventors: Il Gwen CHUNG, Sae Jong LIM, Jang Hwan SEAL, Seung Chul LEE, Chang Don PARK, Jung Gyu CHI, Jae Young LEE
  • Publication number: 20180348942
    Abstract: According to various examples of the present invention, an electronic device can comprise: a board; a switch unit loaded on at least one surface of the board; a pressure module provided between the board and the switch unit; and a pressure sensing unit formed in at least a partial area of the board, and generating a signal by sensing at least one drive according to the pressing of the switch unit. In addition, the above electronic device can be variously implemented according to examples.
    Type: Application
    Filed: November 25, 2016
    Publication date: December 6, 2018
    Inventors: Byung-Ku PARK, Do-Kyun LEE, Seung-Chul LEE
  • Publication number: 20180331201
    Abstract: Provided are field effect transistors and methods of fabricating the same. The transistor may include a substrate with an active pattern, the active pattern having a top surface and two sidewalls, a gate electrode proximal to the top surface and the sidewalls of the active pattern and crossing the active pattern, a gate spacer covering a sidewall of the gate electrode, a gate dielectric pattern at a bottom surface of the gate electrode, a source electrode on the active pattern at one side of the gate electrode, a drain electrode on the active pattern at another side of the gate electrode, and silicide patterns on surfaces of the source and drain electrodes, respectively. The gate dielectric pattern includes at least one high-k layer and the gate spacer has a dielectric constant that is smaller than that of the gate dielectric pattern.
    Type: Application
    Filed: July 3, 2018
    Publication date: November 15, 2018
    Inventors: Choong-Ho Lee, Donggu Yi, Seung Chul Lee, Hyungsuk Lee, Seonah Nam, Changwoo Oh, Jongwook Lee, Song-Yi Han
  • Patent number: 10100010
    Abstract: The present invention provides a 4-methoxy pyrrole derivative or a pharmaceutically acceptable salt thereof, a preparation method thereof, and a pharmaceutical composition containing the same. The 4-methoxy pyrrole derivatives or pharmaceutically acceptable salts thereof according to the present invention have not only excellent proton pump inhibitory activity, gastric damage-inhibiting activity and defensive factor-enhancing effects, but also excellent eradication activity against H. pylori. Therefore, the 4-methoxy pyrrole derivatives or pharmaceutically acceptable salts thereof can be effectively used for the prevention and treatment of gastrointestinal damage due to gastrointestinal tract ulcer, gastritis, reflux esophagitis or H. pylori.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: October 16, 2018
    Assignee: Daewoong Pharmaceutical Co., Ltd.
    Inventors: Chun Ho Lee, Seung Chul Lee, Yeon Im Lee, Deok Ki Eom, Mi Ryeong Han, Eun Ji Koh
  • Publication number: 20180278295
    Abstract: A magnetic field communication system and method is devised for communicating a signal indicating an internal state of metal equipment through a magnetic field and for converting the signal communicating through the magnetic field into power to analyze the internal state of the metal equipment. The system includes a sensor unit disposed inside a metal apparatus and an adapter disposed outside the metal equipment. The sensor unit includes a sensor to detect an internal state of the metal equipment and to output a sensing signal indicative of the detected state, and an interface to convert the outputted sensing signal into a magnetic field signal and to transmit the magnetic field signal outside the metal equipment. The adapter receives the transmitted magnetic field signal from the sensor unit and analyzes the received magnetic field signal in order to determine a status of the internal state of the metal equipment.
    Type: Application
    Filed: March 15, 2018
    Publication date: September 27, 2018
    Inventors: Jong Min Choi, Jeong Ho Park, Seung Chul Lee
  • Patent number: 10048506
    Abstract: A stereoscopic image display device including: a main display panel operable to alternately display a left image and a right image; an auxiliary display panel including first and second substrates having a pixel part corresponding to that of the main display panel and a sub-liquid crystal layer formed between the first and second substrates, and positioned in front of the main display panel to change polarization information of an incident left or right image; a plurality of first electrodes patterned on the first substrate along the rows of pixels formed on the main display panel; a second electrode formed on a front surface of the pixel part of the second substrate; and a light source to supply light to the rear side of the main display panel. Both a 3D vertical viewing angle and 2D luminance in a glass-type 2D display can be improved.
    Type: Grant
    Filed: December 19, 2008
    Date of Patent: August 14, 2018
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Seung-Chul Lee, Hoon Kang, Sung-Min Jung
  • Publication number: 20180224664
    Abstract: A stereoscopic image display device including: a main display panel operable to alternately display a left image and a right image; an auxiliary display panel including first and second substrates having a pixel part corresponding to that of the main display panel and a sub-liquid crystal layer formed between the first and second substrates, and positioned in front of the main display panel to change polarization information of an incident left or right image; a plurality of first electrodes patterned on the first substrate along the rows of pixels formed on the main display panel; a second electrode formed on a front surface of the pixel part of the second substrate; and a light source to supply light to the rear side of the main display panel. Both a 3D vertical viewing angle and 2D luminance in a glass-type 2D display can be improved.
    Type: Application
    Filed: December 19, 2008
    Publication date: August 9, 2018
    Applicant: LG Display Co., Ltd.
    Inventors: Seung-Chul Lee, Hoon Kang, Sung-Min Jung
  • Publication number: 20180163811
    Abstract: A suspension system for a vehicle includes a housing; a damper part disposed within the housing and to extend through the housing; a transfer part surrounding the damper part and coupled to the damper part; a damper mount coupled to the transfer part, and disposed between an inner wall of the housing and the transfer part and configured to absorb vibration of the transfer part; a fixing part stacked over the damper mount and fixed to the inner wall of the housing; and an anti-leakage part coupled to the fixing part and configured to prevent an air leakage between the fixing part and the damper mount.
    Type: Application
    Filed: December 12, 2017
    Publication date: June 14, 2018
    Inventor: Seung Chul Lee
  • Publication number: 20180160208
    Abstract: The present invention relates to an ear device for fixing an earphone, comprising: a fixing body which is formed in the shape of a C-shaped ring so as to be worn on and fixed to an auricle while surrounding the rear part of the auricle; an earphone module, positioned in a groove in the front part of the auricle, for transferring sound to an ear hole; and a support connector which extends in the shape of a ring that traverses a user's auricle from one portion of the fixing body to the earphone module, the support connector being formed of an elastic body or flexible metal so as to, according to deformation of the support connector, enable the fixing body and the earphone module to be separated from each other or to approach each other so that the fixing body and the earphone module are engaged with and fixed to each other on the auricle.
    Type: Application
    Filed: May 19, 2016
    Publication date: June 7, 2018
    Inventor: Seung Chul LEE
  • Publication number: 20180131478
    Abstract: An electronic device is provided. The electronic device includes a first antenna for a first band and a second band, a second antenna for the second band and a third band and a pre-processing unit configured to generate, based on identifying a frequency band of a first signal received via the first antenna and a frequency band of a second signal received via the second antenna are the second band, a pre-processed signal by combining the first signal and the second signal based on a ratio of a weight factor, and to transmit the pre-processed signal to a first radio frequency (RF) receiver.
    Type: Application
    Filed: November 8, 2017
    Publication date: May 10, 2018
    Inventors: Seong-Jun SONG, Kyung-Hwan Jo, Eun-Ji Kim, Jae-Hyun Kwon, Sungjin Kim, Donginn Seo, Dohyeon Lee, Seung Chul Lee
  • Publication number: 20180014628
    Abstract: The present invention relates to an ear instrument to which various instruments and accessories can be fixed, the ear instrument enabling a user to fix an earphone device thereto such that the user can listen to outside sounds even when listening to music or the like while performing various tasks, thereby preventing accidents in advance and enabling various accessories and apparatuses to be simultaneously used and replaced according to the style of the user or the environment.
    Type: Application
    Filed: January 12, 2016
    Publication date: January 18, 2018
    Inventor: Seung Chul LEE
  • Patent number: 9859847
    Abstract: A parallel output linear amplifier is provided that includes a transconductance amplifier configured to receive an analog input signal from an input terminal and amplify the analog input signal. The parallel output linear amplifier also includes a first pre-amplifier connected to the transconductance amplifier and operated using a floating drive voltage, and a cascode class AB amplifier connected to the first pre-amplifier and configured to provide an amplified signal to an output terminal. The parallel output linear amplifier further includes a second pre-amplifier configured connected to the transconductance amplifier and operated using the floating drive voltage, and a cascade class AB amplifier connected to the second pre-amplifier and configured to provide an amplified signal to the output terminal.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: January 2, 2018
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Ji-Seon Paek, Seung-Chul Lee, Young-Hwan Choo, Sung-Jun Lee, Jun-Hee Jung, Thomas Byunghak Cho, Jeong-Hyun Choi
  • Publication number: 20170370252
    Abstract: An apparatus for reducing windage loss of steam turbines according to an embodiment of the present disclosure is to reduce or minimize damage to a blade caused by a rise in temperature at an outlet stage of a high-pressure turbine.
    Type: Application
    Filed: January 18, 2017
    Publication date: December 28, 2017
    Inventors: Je Young LEE, Seong Jong YANG, Sang Wook KANG, Hyun Woo SON, Seung Chul LEE
  • Publication number: 20170318370
    Abstract: The present disclosure provides an ear-mounted sound-output device with a position-adjustable sound-output unit, wherein the ear-mounted sound-output device comprises: a ‘C’ shaped body; a first connection cable; a sound-output unit coupled to one end of the first connection cable, wherein the body is stretched via application of an external force thereto, to allow the outer ear of the user to be inserted between both ends of the body, and the body is secured around the outer ear with the body being restored via withdrawal of the external force, wherein the first connection cable is configured to move through the accommodation space and the hollow portion depending on a usage environment of the device.
    Type: Application
    Filed: May 2, 2016
    Publication date: November 2, 2017
    Inventor: Seung Chul LEE
  • Patent number: RE47169
    Abstract: An integrated circuit includes a NAND string including a string selection transistor SST and a ground selection transistor GST disposed at either end of series-connected memory storage cells MC. Each of the memory storage cells is a memory transistor having a floating gate, and at least one of the string selection transistor SST and the ground selection transistor GST is a memory transistor having a floating gate. The threshold voltage Vth of programmable string selection transistors SST and the ground selection transistor GST is variable and user controllable and need not be established by implantation during manufacture. Each of the programmable string selection transistors SST and the ground selection transistors GST in a memory block may be used to store random data, thus increasing the memory storage capacity of the flash memory device.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: December 18, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-Yean Oh, Woon-Kyung Lee, Seung-Chul Lee
  • Patent number: D842277
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: March 5, 2019
    Inventor: Seung Chul Lee