Patents by Inventor Seung-yeon Lee

Seung-yeon 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: 10923497
    Abstract: A method for manufacturing an electronic device includes forming a first source layer including a trench, forming a first sacrificial layer in the trench, forming a first structure over the first source layer, wherein the first structure includes first material layers and second material layers which are alternately stacked over the each other, forming first openings passing through the first structure and extending to the first sacrificial layer, forming first channel layers in the first openings, forming a slit passing through the first structure and extending to the first sacrificial layer, forming a second opening by removing the first sacrificial layer through the slit, and forming a second source layer in the second opening, wherein the second source layer is coupled to the first channel layers.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: February 16, 2021
    Assignee: SK hynix Inc.
    Inventors: Ki Hong Lee, Ji Yeon Baek, Seung Ho Pyi
  • Publication number: 20210038562
    Abstract: Disclosed is a pharmaceutical composition for preventing or treating diabetes complications comprising a novel chrysin derivative compound as an active ingredient and, more specifically, a pharmaceutical composition for preventing or treating diabetes complications containing, as an active ingredient, a novel chrysin derivative compound that is capable of preventing or treating diabetes complications due to the ability thereof to inhibit the formation of an advanced glycation end product (AGE).
    Type: Application
    Filed: January 28, 2019
    Publication date: February 11, 2021
    Inventors: Soon Sung LIM, Seung Hwan HWANG, Soo Kyeong LEE, Guang Lei ZUO, Jeong Han KWON, Jong Woo HAN, Bok Nam HAN, Ji Yeon LEE, Kyeong Hee PARK, Hyun Kyung LEE, Yun JI SA, Ji Hyun LEE
  • Publication number: 20210044428
    Abstract: A blockchain-based personal information management apparatus and method. The blockchain-based personal information management method includes recording, by a first server device, an encrypted value of personal information of a user and a hash value of the personal information in a blockchain, generating, by the first server device, a proof key to be used to generate a personal information proof of the personal information and a verification key to be used to verify the personal information proof based on the personal information, generating, by a blockchain-based personal information management apparatus, the personal information proof from values recorded in the blockchain using the proof key and a prestored prove function related to a zero-knowledge proof, and verifying, by a second server device, the personal information proof from the values recorded in the blockchain using the verification key and a prestored verify function related to the zero-knowledge proof.
    Type: Application
    Filed: April 24, 2020
    Publication date: February 11, 2021
    Inventors: Jung-Yeon HWANG, Hyun-Ok OH, Seung-Hyun KIM, Soo-Hyung KIM, Jeong-Hyuk LEE
  • Patent number: 10915257
    Abstract: A semiconductor device and a semiconductor system are provided. A semiconductor device includes a monitoring circuit receiving a first operating voltage and a second operating voltage, which is different from the first operating voltage, from a Power Management Integrated Circuit (PMIC) and monitoring a duration of use of a System-on-Chip (SoC) at each of the first and second operating voltages; a processing circuit calculating a normalized value based on predetermined weight information from the duration of use of the SoC at each of the first and second operating voltages; and a voltage circuit determining whether to increase an operating voltage of the SoC by comparing the normalized value with a predetermined value.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: February 9, 2021
    Inventors: Myung Kyoon Yim, Ho Yeon Jeon, Sang Woo Han, Taek Kyun Shin, Woo Sung Lee, Seung Hyun Choi
  • Patent number: 10913591
    Abstract: Disclosed herein is a temperature controlled case. The temperature controlled case includes a base and a stepped portion protruding from an upper surface of the base, wherein the stepped portion has a rectangular shape having a major axis and a minor axis in top plan view, a height of the base is the same as a maximum height of the stepped portion protruding from the base, and maximum distances from an edge of the base to the stepped portion in the major axis and minor axis directions are the same as the height of the base or the maximum height of the stepped portion.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: February 9, 2021
    Assignee: OCI CO., LTD.
    Inventors: Hyun Cheol Kim, Jin Ho Yoon, Young Soo Jung, Seung Yeon Lee
  • Publication number: 20210033256
    Abstract: A lighting apparatus of vehicles may include a light source unit of emitting light; a first reflection unit of reflecting light incident from the light source unit to discharge the reflected light outside the first reflection unit; a second reflection unit rotatably provided between the light source unit and the first reflection unit to reflect light for allowing light emitted by the light source unit to move to the first reflection unit or blocking the light such that the light is not moved to the first reflection unit and reflecting the light at a position different from the first reflection unit to discharge the light outside depending on a rotational position of the second reflection unit; and a driving unit connected to the second reflection unit and configured of adjusting the rotational position of the second reflection unit.
    Type: Application
    Filed: February 11, 2020
    Publication date: February 4, 2021
    Applicants: Hyundai Motor Company, Kia Motors Corporation, SL Corporation
    Inventors: Jung Wook LIM, Byoung Suk AHN, Ki Hong LEE, Seung Hyeok Chang, Jung Hee Seo, Ji Yeon KIM, Yoo Jin Son, Jong Young Kim, Jin Sik Nam, Dong Hyun Go, Mi Hyang Park
  • Publication number: 20210028604
    Abstract: This surface-emitting laser device comprises: a first reflective layer; an active region disposed over the first reflective layer; an aperture region which is disposed over the active region and comprises an aperture and an insulating region; a second reflective layer disposed over the aperture region; and a second electrode electrically connected to the second reflective layer. The second electrode comprises first to sixth conductive layers. The first conductive layer may comprises Ti, and the sixth conductive layer may comprise Au.
    Type: Application
    Filed: April 12, 2019
    Publication date: January 28, 2021
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Se Yeon JUNG, Yong Gyeong LEE, Seung Hwan KIM
  • Patent number: 10903287
    Abstract: A foldable, flexible display apparatus includes a flexible display panel which displays an image and includes a display side on which the image is displayed and of which portions thereof face each other in a folded state of the flexible display apparatus; a cover window on the display side of the flexible display panel and including: a window film comprising a transparent plastic film having a modulus of elasticity of about 6.3 gigapascals or more; and a coating layer on the window film, and configured to be transparent and to protect the window film from physical damage thereto; and an adhesive layer between the window film and the display side of the flexible display panel, and configured to have elasticity and bond the window film and the flexible display panel to each other.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: January 26, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Cheol Jeong, Seung-Wook Nam, So-Yeon Han, Kyu-Young Kim, Ah-Young Kim, Gui-Nam Min, Kyu-Taek Lee
  • Publication number: 20210002424
    Abstract: Provided are a method for preparing a polyamide by using a molecular weight controller having a double active group in anionic ring-opening copolymerization of a polyamide, thereby enabling molecular weight to be controlled through the addition reaction of the molecular weight controller, and a polyamide prepared thereby.
    Type: Application
    Filed: October 29, 2018
    Publication date: January 7, 2021
    Applicant: HANWHA SOLUTIONS CORPORATION
    Inventors: Do Kyoung KIM, Jin Seo LEE, Kyung Ho KWON, Seung Hoe DO, Hye Yeon LEE, Kyoung Won YIM, Dae Hak KIM
  • Publication number: 20200407410
    Abstract: A peptide is described herein that has: (i) a simple structure compared to existing natural human erythropoietin, thus capable of easily passing through a tissue-blood barrier, (ii) excellent bioactivity with respect to cell-protecting activity, (iii) a low manufacturing cost, thus being economically advantageous, and (iv) no side effects on cell proliferation. Also, a pharmaceutical composition comprising the erythropoietin-derived peptide described herein as an active ingredient is described. The pharmaceutical composition may be used for preventing or treating cell damage-related illnesses, such as stroke, mechanical damage or ischemic damage to the nervous system, myocardial infarction, retinal damage, and diabetes. Also, the described pharmaceutical composition may be used for preventing cell damage.
    Type: Application
    Filed: September 16, 2020
    Publication date: December 31, 2020
    Inventors: Che il MOON, Seung Jun YOO, Chang-Hun LEE, So Yeon KIM, Deok Ho LEE
  • Patent number: 10878749
    Abstract: A display device includes a plurality of first pixels coupled to first scan lines and data lines and a plurality of second pixels coupled to second scan lines and the data lines. Each of the first scan lines receives 2i first scan signals during a frame period. Each of the second scan lines receives i second scan signals during the frame period, where i is a natural number.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: December 29, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Sic Lee, Seung Yeon Cho, Sang Moo Choi
  • Patent number: 10866694
    Abstract: An electronic device according to various embodiments of the present invention comprises: a first main body including a first surface and a second surface which faces the opposite direction to the first surface; a second main body including a third surface which faces the first surface of the first main body part when being folded in a first direction, and a fourth surface which faces the second surface of the first main body part when being folded in a second direction; a rotatable connection unit which connects at least a part of one side of the first main body part and at least a part of one side of the second main body part; a first display which is exposed to the first surface of the first main body part; a second display which is exposed to the third surface of the second main body part; a processor which is electrically connected to the first display and the second display; and a memory which is electrically connected to the processor.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: December 15, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joon-Hwan Kim, Yo-Han Lee, Hyun-Yeul Lee, Kyung-Wha Hong, Sun-Hee Moon, Won-Sik Lee, Seung-Yeon Chung, Hye-Min Ha
  • Publication number: 20200384725
    Abstract: The present invention relates to a lightweight sandwich steel sheet using polyamide, and more particularly, to a lightweight sandwich steel sheet using polyamide and a manufacturing method therefor, the steel sheet being usable at a wider temperature range than that of a conventional sandwich steel sheet and, particularly, having excellent adhesion at a low temperature and remarkably increasing stability and lightweight property.
    Type: Application
    Filed: November 1, 2018
    Publication date: December 10, 2020
    Applicant: HANWHA CHEMICAL CORPORATION
    Inventors: Dae Hak KIM, Seung Hoe DO, Jin Seo LEE, Kyoung Won YIM, Kyung Ho KWON, Do Kyoung KIM, Hye Yeon LEE
  • Publication number: 20200385520
    Abstract: Provided are a method for producing a polyamide using an end-capping agent and a polyamide produced thereby, wherein the method is an eco-friendly process method without using a solvent as a catalyst and may prepare, by using an end-capping agent for suppressing side reaction, a polymer having a uniform molecular weight and a high conversion rate at a low temperature within a short polymerization time in comparison with a conventional polymerization method.
    Type: Application
    Filed: October 29, 2018
    Publication date: December 10, 2020
    Applicant: HANWHA SOLUTIONS CORPORATION
    Inventors: Kyoung Won YIM, Seung Hoe DO, Jin Seo LEE, Hye Yeon LEE, Dae Hak KIM, Do Kyoung KIM, Kyung Ho KWON
  • Publication number: 20200385521
    Abstract: Provided are a method for producing a polyamide including an amide-based molecular weight controller and a polyamide produced thereby, wherein the amide-based molecular weight controller may easily control the molecular weight of the polyamide to have a narrow molecular weight distribution so as to prevent an increase in the molecular weight due to a basic intermediate produced in anionic polymerization and a side reaction generated under a high-temperature polymerization condition.
    Type: Application
    Filed: October 30, 2018
    Publication date: December 10, 2020
    Applicant: HANWHA SOLUTIONS CORPORATION
    Inventors: Kyung Ho KWON, Seung Hoe DO, Jin Seo LEE, Dae Hak KIM, Kyoung Won YIM, Do Kyoung KIM, Hye Yeon LEE
  • Patent number: 10859228
    Abstract: A variable headlamp apparatus for a vehicle is capable of realizing various lighting functions by switching positions of the plurality of optical units only with a single drive unit. The variable headlamp apparatus includes: an optical unit having an emitter to emit light; a guide unit installed with the optical unit to guide a position of the optical unit to a fixed path; a link unit connected to the optical unit and including multiple links rotatably connected to each other to change the position of the optical unit; and a drive unit to rotate the links. In particular, the optical unit moves along the fixed path of the guide unit while switching a light irradiation direction of the emitter.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: December 8, 2020
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, SL CORPORATION
    Inventors: Jung Wook Lim, Byoung Suk Ahn, Ki Hong Lee, Seung Hyeok Chang, Jung Hee Seo, Ji Yeon Kim, Yoo Jin Son, Jong Young Kim, Jin Sik Nam, Dong Hyun Go, Mi Hyang Park
  • Publication number: 20200376728
    Abstract: An insert molding apparatus includes: a lower mold including a seating part on which an insert member including a through-hole is seated; an upper mold mounted on the lower mold to receive the insert member seated on the seating part; and a first fixing part including a first head provided in the lower mold and inserted into the through-hole of the insert member when the insert member is seated, and a first drive unit that moves the first head. The first drive unit is moved to adjust a length by which the first head is inserted into the through-hole.
    Type: Application
    Filed: May 22, 2020
    Publication date: December 3, 2020
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Hyun Kyung KIM, Dong Eun CHA, Jin Young YOON, Byung Kyu YOON, Hwi Sung JUNG, Sang Hyeon PARK, Ju Hyun KWON, Seung Ryeol LEE, Yong Woo JUNG, Min Jun KIM, Eon Yeon JO
  • Publication number: 20200377031
    Abstract: A roof rack mounted on a roof panel of a vehicle includes a main body including a rail that extends along a lengthwise direction and forms the main body and support parts provided on opposite longitudinal end portions of the rail in the lengthwise direction, a hollow profile that extends along the lengthwise direction of the rail and that is integrally formed inside the rail, and a cap mounted on at least one of opposite longitudinal end portions of the hollow profile or disposed inside the main body.
    Type: Application
    Filed: May 22, 2020
    Publication date: December 3, 2020
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Hyun Kyung KIM, Dong Eun CHA, Jin Young YOON, Byung Kyu YOON, Hwi Sung JUNG, Sang Hyeon PARK, Ju Hyun KWON, Seung Ryeol LEE, Yong Yeon HWANG
  • Publication number: 20200377027
    Abstract: A roof rack mounted on a roof panel of a vehicle includes a main body including a rail that extends along a lengthwise direction and forms the main body and support parts integrally formed on opposite longitudinal end portions of the rail in the lengthwise direction, and a hollow profile that extends along the lengthwise direction of the rail and has at least one through-hole formed in a surface facing the roof panel of the vehicle and that is integrally formed inside the rail.
    Type: Application
    Filed: May 22, 2020
    Publication date: December 3, 2020
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Hyun Kyung KIM, Dong Eun CHA, Jin Young YOON, Byung Kyu YOON, Hwi Sung JUNG, Sang Hyeon PARK, Ju Hyun KWON, Seung Ryeol LEE, Man Soo LEE, Eon Yeon JO
  • Patent number: 10852745
    Abstract: Disclosed herein are an autonomous driving robot apparatus and an autonomous driving method. The autonomous driving method of the autonomous driving robot apparatus includes receiving task information for autonomous driving from a server device for supporting autonomous driving; creating a route for autonomous driving based on the task information and performing autonomous driving; and selecting an autonomous driving operation corresponding to any one of moving, waiting, and wandering when arriving at a preset destination by performing autonomous driving along the route.
    Type: Grant
    Filed: April 2, 2018
    Date of Patent: December 1, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seo-Hyun Jeon, Myung-Chan Roh, Seung-Hwan Park, Yu-Cheol Lee, Jae-Yeon Lee, Jae-Hong Kim, Young-Jo Cho