Patents by Inventor Sang Joon Lee

Sang Joon 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: 20210297053
    Abstract: The present invention relates to a wave control apparatus using change of elastic modulus of thermoresponsive material, comprising: a wave modulation member having thermoresponsive material whose elastic modulus changes according to temperature variation, a wave source propagating wave through the wave modulation member, and a heating unit forming a wave modulation region by heating the wave modulation member, wherein the wave propagating through the wave modulation member from the wave source is configured to change wave characteristics when the wave passes through the wave modulation region heated by the heating unit.
    Type: Application
    Filed: March 17, 2021
    Publication date: September 23, 2021
    Inventors: Won-Joon CHOI, Sang-Jun LEE, Haun-Min LEE
  • Patent number: 11117355
    Abstract: The present invention relates to a hard coating film having a multilayer-structure and, specifically, to a hard coating film having a multilayer-structure, which has a low Vickers hardness (Hv) value while having an excellent scratch resistance together with flexibility.
    Type: Grant
    Filed: September 4, 2018
    Date of Patent: September 14, 2021
    Inventors: Pil Rye Yang, Dong Hee Lee, Sang Hyun Ahn, Hang Geun Kim, Seong Hoon Baek, Byung Joon An
  • Publication number: 20210276312
    Abstract: The present invention relates to a hard coating film having a multilayer-structure and, specifically, to a hard coating film having a multilayer-structure, which has a low Vickers hardness (Hv) value while having an excellent scratch resistance together with flexibility.
    Type: Application
    Filed: May 16, 2021
    Publication date: September 9, 2021
    Inventors: Pil Rye Yang, Dong Hee Lee, Sang Hyun Ahn, Hang Geun Kim, Seong Hoon Baek, Byung Joon An
  • Patent number: 11108347
    Abstract: The present disclosure relates to a motor rotor control device and method capable of reducing noise caused by the alignment of a motor rotor, and securing stability of staring a motor. The motor rotor control device in accordance with an embodiment of the present disclosure includes a motor having a rotor; an inverter for supplying a three-phase alternating-current voltage to the motor; and a control unit for estimating the initial location of the rotor upon the initial driving of the motor, correcting the location of the rotor by a predetermined angle from the estimated initial location, and then driving the motor.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: August 31, 2021
    Assignee: Hanon Systems
    Inventors: Pureunsam Park, Ho Bin Im, Sang Hun Kim, Won Seok Kim, Tae Wan Kim, Sung Joon Lee
  • Patent number: 11098294
    Abstract: The present invention relates to methods of treating or preventing inflammation with a peptide having anti-inflammatory activity, wherein the peptide consists of the amino acid sequence of SEQ ID NO: 101. According to the present invention, the peptide of SEQ ID NO: 101 has outstanding efficacy in both suppressing inflammation and in prophylactic means. Therefore, the method comprising administration of the peptide of this invention can be used in anti-inflammatory pharmaceutical or cosmetic applications, in turn, treating and preventing a variety of different types of inflammatory diseases.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: August 24, 2021
    Assignee: GemVax & KAEL Co., Ltd.
    Inventors: Sang Jae Kim, Kyung Hee Kim, Kyu-Yong Lee, Seong-Ho Koh, Bum Joon Kim, Hyun-Hee Park, Sung Jin Huh, Woo Jin Lee, Hwain Jang, Jung Soon Ha
  • Patent number: 11095932
    Abstract: A remote control device and a control method thereof are provided. The remote control device for controlling an external display apparatus includes: a communication unit configured to communicate with the external display apparatus; a sensor configured to detect a state of the remote control device; a display; and a processor configured to receive information on a content currently displayed by the external display apparatus through the communication unit, and to control the display to display a UI including a plurality of UI elements for controlling the external display apparatus, based on the information on the content and the state of the remote control device.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: August 17, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyo-seung Park, Min-hyung Kim, Ga-min Park, So-yon You, Sang-joon Lee, Jun-woo Lee, Kyung-hwa Jung, Seong-wook Jeong
  • Publication number: 20210210818
    Abstract: A separator for an electrochemical device including a porous substrate made of a porous polymer material. The separator substrate has a small thickness, excellent resistance characteristics, ion conductivity, and high mechanical strength. When the separator is applied to a battery, it is possible to improve the output characteristics of the battery.
    Type: Application
    Filed: July 12, 2019
    Publication date: July 8, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Su-Jin PARK, Sang-Joon LEE
  • Patent number: 11024926
    Abstract: A leadtab assembly may include an electrode non-coating portion having a plurality of stacked electrodes collected inside a battery cell, a leadtab for forming an electrical path to the outside of the battery cell, and a bonding portion for mutually bonding the electrode non-coating portion and the leadtab, wherein a cutting prevention portion is elastically deformed by the force applied to the electrode non-coating portion as the electrode is expanded at the bonding point located between the bonding portion and the leadtab.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: June 1, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Sang-Joon Lee, Dong-Hui Kim, Sung-Min Choi, Kyo-Min Shin, Sung-Hoon Lim, Seung-Ho Ahn
  • Publication number: 20210135316
    Abstract: A separator for secondary batteries, including: a separator substrate having at least one surface, wherein the separator substrate includes a polyolefin-based polymer resin having a porous structure, and a coating layer is applied to one surface or opposite surfaces of a separator substrate made of a polyolefin-based polymer resin having a porous structure, wherein the coating layer includes a thickener, a filler, a particle-type binder, and a dissolution-type binder, wherein the thickener comprises carboxymethyl cellulose, and wherein an amount of the particle-type binder is greater than an amount of the dissolution-type binder.
    Type: Application
    Filed: December 21, 2018
    Publication date: May 6, 2021
    Applicant: LG CHEM, LTD.
    Inventors: In Hyouk SUNG, Su Jin YOON, Sang Joon LEE, Hye Jin KWON
  • Publication number: 20210050575
    Abstract: A separator for an electrochemical device. The separator includes a porous substrate made of a porous polymer film having an excellent compressibility and permanent strain. The porous substrate has excellent physical strength and durability, and ensures a high breakdown voltage while using a heat resistant layer having a small thickness, and thus shows a low possibility of short-circuit generation. In addition, the separator may further include a heat resistant layer including inorganic particles, on the surface of the porous substrate. It is possible to further improve the compressibility, maximum compressibility and permanent strain characteristics depending on the types of inorganic particles.
    Type: Application
    Filed: June 21, 2019
    Publication date: February 18, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Su-Jin PARK, Chan-Jong KIM, Sang-Joon LEE
  • Publication number: 20210050577
    Abstract: A separator having a polyolefin substrate, first coating layer including first inorganic particles on at least one surface of the polyolefin substrate and a second coating layer including second inorganic particles on a surface of the first coating layer opposite the polyolefin substrate, An average particle size of the first inorganic material particles of the first coating layer is greater than an average particle size of the second, inorganic material particles of the second coating layer. The first inorganic particles of the first coating layer are 900 nm or more based on. D50, and the second inorganic particles of the second coating layer are 10 nm or more and 500 nm or less based on D50.
    Type: Application
    Filed: January 16, 2020
    Publication date: February 18, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Kyung Ryun KA, Su Jin PARK, Sang Joon LEE, Je An LEE
  • Patent number: 10873908
    Abstract: An IoT device having a low power consumption mode and an operating method thereof are disclosed. An objective in accordance with an aspect of an embodiment is to provide an IoT device wirelessly communicating, without a gateway, with a terminal by only a repeater and an operating method thereof.
    Type: Grant
    Filed: May 22, 2018
    Date of Patent: December 22, 2020
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Sang Hak Chung, Sang Joon Lee, Dong Woo Jang
  • Patent number: 10849074
    Abstract: A terminal includes a first storage, which is kept turned on in a sleep mode, and is utilized to store a first packet transmitted with a server, a second storage which is utilized to store data required for the terminal in a wake-up mode, a central processing unit which is utilized to generated a second packet according the first packet and send the first packet to a access point in the sleep mode, and a communication unit which is connected to the access point and is utilized to transmit the second packet according to control of the central processing unit.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: November 24, 2020
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Sang Joon Lee, Chong Hoon Lee, Chang Hawn Park, Won Man Kim
  • Publication number: 20200304746
    Abstract: A remote control device and a control method thereof are provided. The remote control device for controlling an external display apparatus includes: a communication unit configured to communicate with the external display apparatus; a sensor configured to detect a state of the remote control device; a display; and a processor configured to receive information on a content currently displayed by the external display apparatus through the communication unit, and to control the display to display a UI including a plurality of UI elements for controlling the external display apparatus, based on the information on the content and the state of the remote control device.
    Type: Application
    Filed: September 12, 2018
    Publication date: September 24, 2020
    Inventors: Hyo-seung PARK, Min-hyung KIM, Ga-min PARK, So-yon YOU, Sang-joon LEE, Jun-woo LEE, Kyung-hwa JUNG, Seong-wook JEONG
  • Patent number: 10732792
    Abstract: An image display method includes displaying, on a display, an item list that includes items and a cursor that indicates a location of a user input on the display, detecting movement of the user input for moving the cursor; and moving the cursor in response to the detected movement and changing properties of an item among the items according to an overlapping extent of a first virtual area that is set with respect to the cursor and a second virtual area that is set with respect to the item.
    Type: Grant
    Filed: January 5, 2016
    Date of Patent: August 4, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-ha Lee, Tae-kwan Lee, Sang-joon Lee
  • Publication number: 20200194838
    Abstract: A lithium secondary battery may include a cathode, an anode, a separator disposed between the cathode and anode and an electrolyte, wherein the anode includes a silicon-based material, and wherein the electrolyte comprises 1 to 10 wt % of LiDFOB based on the total weight of the electrolyte.
    Type: Application
    Filed: May 17, 2019
    Publication date: June 18, 2020
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Yoon Ji LEE, Seung Ho AHN, Yoon Sung LEE, Sang Joon LEE, Sa Heum KIM, Dong Hui KIM
  • Patent number: 10502792
    Abstract: A method for evaluating the insulating performance of a separator using an insulating performance evaluation system according to an exemplary embodiment of the present disclosure includes: preparing a measurement subject wherein a metal contact layer is interposed between two sheets of separator so as to form a plurality of local contacts with the surface of the separator; sandwiching the measurement subject between an upper jig and a lower jig; applying a voltage the magnitude of which varies with time between the upper jig and the lower jig using a voltage application unit; receiving a current measurement value flowing between the upper jig and the lower jig as an input from a current measurement unit; and determining the voltage value at which the current measurement value is equal to or greater than a preset critical value as a dielectric breakdown voltage, by a control unit.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: December 10, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Hyun-Kyung Shin, Dong-Wook Sung, Sang-Joon Lee
  • Publication number: 20190348655
    Abstract: Disclosed is an electrode assembly including two electrodes having polarities opposite to each other, and a separator interposed between the two electrodes, wherein the separator includes: a separator base which includes a porous polymer substrate having a plurality of pores, and a porous coating layer; and an adhesive layer formed on at least one surface of the separator base, provided to face either of the electrodes and containing an adhesive resin, and wherein the adhesion (Peel Strength) between the porous polymer substrate and the porous coating layer and the adhesion (Lami Strength) between the adhesive layer and the electrode satisfy Mathematical Formula 1. An electrochemical device including the separator is also disclosed. In the electrode assembly, the separator shows increased resistance against scratching and the adhesion between the separator and the electrode can be improved.
    Type: Application
    Filed: October 18, 2018
    Publication date: November 14, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Chan-Jong KIM, Myeong-Soo KIM, In-Hyouk SUNG, Su-Jin YOON, Sang-Joon LEE
  • Patent number: 10437349
    Abstract: A display device includes a display; a communication device which communicates with a remote controller that includes a first button group having at least one button, and a second button group having at least one other button. A processor highlights and displays at least two key objects on the keypad from among a plurality of key objects arranged in a plurality of rows and a plurality of columns, upon receiving a first control signal according to manipulation of the at least one button of the first button group from the remote controller, and recognizes, as an input key, one key object, which corresponds to a second control signal according to manipulation of the at least one other button of the second button group, among the at least two key objects, upon receiving the second control signal from the remote controller.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: October 8, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seong Wook Jeong, Hyo Seung Park, Kyung Jin Kim, Min Hyung Kim, Ga Min Park, So Yon You, Sang Joon Lee, Jun Woo Lee, Kyung Hwa Jung
  • Patent number: D868291
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: November 26, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventor: Sang Joon Lee