Patents by Inventor Jeong-Seok Lee

Jeong-Seok 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: 20240120279
    Abstract: A semiconductor device may include a first film and a second film defining parts of a trench, a plug conductive film, a via, and a wiring in the trench. The trench may include a second sub-trench having a second width below a first sub-trench having a first width. The plug conductive film may extend from a first side of the first film to penetrate a bottom face of the trench. An uppermost face of the plug conducive film may be in the trench. The via may include an insulating liner between the plug conductive film and the first film. The uppermost face of the plug conductive film and at least a part of a side wall of the plug conductive film may be in contact with the wiring. An upper face of the insulating liner may be exposed by a bottom face of the second sub-trench.
    Type: Application
    Filed: September 21, 2023
    Publication date: April 11, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jeong Hyuk YIM, Wan Don KIM, Hyun Bae LEE, Hyo Seok CHOI, Geun Woo KIM
  • Patent number: 11950008
    Abstract: Disclosed is an image sensing device including a first clock distributor suitable for receiving a first input dock signal through a first input terminal, and outputting a plurality of first output clock signals through a plurality of first output terminals, and a first conductive line coupled in common to the plurality of first output terminals.
    Type: Grant
    Filed: April 5, 2021
    Date of Patent: April 2, 2024
    Assignee: SK hynix Inc.
    Inventors: Jeong Eun Song, Min Seok Shin, Yu Jin Park, Sung Uk Seo, Sun Young Lee
  • Patent number: 11939278
    Abstract: Provided is a method of producing an oligomer, the method including: supplying a monomer stream and a solvent stream to a reactor to perform an oligomerization reaction to produce a reaction product; supplying a discharge stream of the reactor to a separation device, and supplying an upper discharge stream of the separation device including an unreacted monomer to the reactor and supplying a lower discharge stream of the separation device to a settling tank; settling a polymer in the settling tank and removing the polymer, and supplying the lower discharge stream of the separation device from which the polymer is removed to a high-boiling point separation column; removing a high-boiling point material from a lower discharge stream of the high-boiling point separation column and supplying an upper discharge stream of the high-boiling point separation column including an oligomer to a solvent separation column; and separating a solvent and the oligomer in the solvent separation column.
    Type: Grant
    Filed: September 6, 2021
    Date of Patent: March 26, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Kyung Seog Youk, Min Ho Sun, Jong Hun Song, Hong Min Lee, Moon Sub Hwang, Jeong Seok Lee
  • Patent number: 11938457
    Abstract: The present disclosure relates to an apparatus for preparing an oligomer, the apparatus including: a reactor for oligomerizing a feed stream containing a fed monomer; a stirrer inserted into a hole formed in an upper portion of the reactor; and a solvent transfer line extending inward from a side of the reactor, wherein the stirrer includes a rotating shaft vertically extending downward from the upper portion of the reactor, and a blade having a conical shape whose vertex is positioned at a lower end of the rotating shaft and outer diameter increases from a bottom toward a top, and the solvent transfer line has a plurality of spray nozzles formed in a direction toward the blade.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: March 26, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Hong Min Lee, Jeong Seok Lee, Jong Hun Song, Kyung Seog Youk, Dong Kwon Lee, Moon Sub Hwang
  • Publication number: 20240097125
    Abstract: A cathode for a lithium secondary battery includes a cathode current collector, and a cathode active material layer formed on the cathode current collector. The cathode active material layer includes cathode active material particles. The cathode active material particles include a lithium metal oxide particle containing nickel and having a mole fraction of cobalt of 0.02 or less among all elements except lithium and oxygen.
    Type: Application
    Filed: July 11, 2023
    Publication date: March 21, 2024
    Inventors: Yong Seok LEE, Jeong Hoon JEUN, Jae Ram KIM, Jae Yun MIN, Ki Joo EOM, Myung Ro LEE, Hyun Joong JANG, Je Nam CHOI
  • Patent number: 11935984
    Abstract: A quantum dot including a core that includes a first semiconductor nanocrystal including zinc and selenium, and optionally sulfur and/or tellurium, and a shell that includes a second semiconductor nanocrystal including zinc, and at least one of sulfur or selenium is disclosed. The quantum dot has an average particle diameter of greater than or equal to about 13 nm, an emission peak wavelength in a range of about 440 nm to about 470 nm, and a full width at half maximum (FWHM) of an emission wavelength of less than about 25 nm. A method for preparing the quantum dot, a quantum dot-polymer composite including the quantum dot, and an electronic device including the quantum dot is also disclosed.
    Type: Grant
    Filed: December 14, 2022
    Date of Patent: March 19, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Seok Han, Sung Woo Kim, Jin A Kim, Tae Hyung Kim, Kun Su Park, Yuho Won, Jeong Hee Lee, Eun Joo Jang, Hyo Sook Jang
  • Publication number: 20240079721
    Abstract: A battery module includes at least two cell assemblies, a module housing having an upper cover formed by a top portion and a first side portion extending downward from a first side edge of the top portion, a first gas passage formed between the first side portion of the upper cover and a first side of the at least two cell assemblies for circulation of gas generated from the at least two cell assemblies, and a flame retardant plate in the first gas passage and extending between the at least two cell assemblies and the module housing, wherein the first side portion of the upper cover is coupled to the flame retardant plate.
    Type: Application
    Filed: November 9, 2023
    Publication date: March 7, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Eun-Gyu SHIN, Jeong-O MUN, Jae-Min YOO, Yoon-Koo LEE, Yong-Seok CHOI, Jee-Soon CHOI
  • Patent number: 11923562
    Abstract: A battery module includes: a battery cell assembly having a plurality of battery cells; a top plate configured to cover an upper side of the battery cell assembly; a bottom plate configured to cover a lower side of the battery cell assembly; a sensing assembly disposed to cover a front side and a rear side of the battery cell assembly; a pair of side plates disposed at side surfaces, respectively, of the battery cell assembly; and a pair of compression pads disposed between the pair of side plates and the battery cell assembly, respectively.
    Type: Grant
    Filed: November 1, 2022
    Date of Patent: March 5, 2024
    Assignee: LG Energy Solution, Ltd.
    Inventors: Sung-Won Seo, Dong Yeon Kim, Ho-June Chi, Dal-Mo Kang, Jin-Hak Kong, Jeong-O Mun, Yoon-Koo Lee, Yong-Seok Choi, Alexander Eichhorn, Andreas Track
  • Publication number: 20240069100
    Abstract: Designs of thermo-hygrostat devices capable of uniformly maintain temperature and humidity inside a chamber are disclosed. One example of such a device can include, among others, a chamber in which a sample is accommodated and internal temperature and humidity can be controlled; a lower duct provided on a first side of the chamber and sending a fluid inside the chamber to an outside of the chamber; a temperature and humidity control portion provided on the lower duct and controlling temperature and humidity of a fluid received from the lower duct.
    Type: Application
    Filed: August 25, 2023
    Publication date: February 29, 2024
    Inventors: Jeong Hwan LEE, Ji Seok LEE, Yu Geun KWON, Hye Lim DO, Seok Ha PARK, Hyeon Seok CHA
  • Patent number: 11904291
    Abstract: The present disclosure relates to an apparatus for preparing an oligomer, and more particularly, to an apparatus for preparing an oligomer including: a reactor including a gaseous area having a first gaseous reactant inlet provided at a lower portion thereof, and a reaction area in which a reaction medium reacts with the gaseous reactant above the gaseous area; a second gaseous reactant inlet provided on an inner wall of the reactor in the gaseous area and a third gaseous reactant inlet provided on an inner wall of the reactor facing the second gaseous reactant inlet; and a first injection nozzle connected to the second gaseous reactant inlet and a second injection nozzle connected to the third gaseous reactant inlet.
    Type: Grant
    Filed: July 9, 2021
    Date of Patent: February 20, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Moon Sub Hwang, Min Ho Sun, Jong Hun Song, Kyung Seog Youk, Jeong Seok Lee, Hong Min Lee
  • Patent number: 11882744
    Abstract: A tiled display includes a first display device comprising a first display area and a first pad area having grooves, and a second display device comprising a second display area and a second pad area overlapping the second display area, the second pad area having protrusions, wherein the protrusions are inserted into the grooves to connect the first pad area with the second pad area.
    Type: Grant
    Filed: April 16, 2021
    Date of Patent: January 23, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Wook Kwon, Jeong Seok Lee, Se Hoon Jeong, Woo Yong Sung, Seung Gun Chae, Seung Yeon Chae
  • Publication number: 20240023292
    Abstract: A power supply panel according to the present disclosure is buried in a buried space having a groove structure or a hole structure, formed in a wall of a fabrication facility (FAB), such that a front portion is disposed on an exposed surface of the buried space, and includes a power supply body supplying power; and a heat dissipation portion formed in the front portion of the power supply body.
    Type: Application
    Filed: April 3, 2023
    Publication date: January 18, 2024
    Inventors: Jae Bong PARK, Ki Sub Yoon, Jeong Seok Lee
  • Publication number: 20230403884
    Abstract: A display device and a method for fabricating the same are provided, the display device including a substrate including emission areas for displaying images, and a non-emission area between the emission areas, anode electrodes above the substrate and respectively in the emission areas, a bank buffer layer above the substrate in the non-emission area and covering edges of the anode electrodes, a first multi-layer above the bank buffer layer, including a stack of two or more different metal materials, and including an undercut structure, a pixel-defining layer above the first multi-layer, a second multi-layer above the pixel-defining layer, including a stack of two or more different metal materials, and including an undercut structure, and a spacer above the second multi-layer.
    Type: Application
    Filed: February 14, 2023
    Publication date: December 14, 2023
    Inventors: Jae Sik KIM, Woo Yong SUNG, Jeong Seok LEE
  • Patent number: 11833484
    Abstract: The present disclosure relates to an apparatus for preparing an oligomer, including: a reactor receiving a monomer stream and performing an oligomerization reaction to prepare a reaction product; a product discharge line for transferring a reaction product stream discharged from the reactor; and a bubble catcher provided in any area of the product discharge line to remove bubbles contained in the reaction product stream.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: December 5, 2023
    Assignee: LG Chem, Ltd.
    Inventors: Moon Sub Hwang, Jeong Seok Lee, Hong Min Lee, Jong Hun Song, Kyung Seog Youk, Min Ho Sun, Hyun Seok Kim
  • Patent number: 11793025
    Abstract: A display device includes a substrate and a protection film disposed on a rear side of the substrate. The substrate includes a first portion including a display area and having a first width, and a second portion extending from the first portion and having a second width narrower than the first width. The protection film includes a cavity at a border portion of the first portion and the second portion of the substrate.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: October 17, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jeong Seok Lee, Seung Wook Kwon, Jae Sik Kim, Woo Yong Sung, Seo Yeon Lee, Ung-Soo Lee, Se Hoon Jeong, Seung Gun Chae, Seung-Yeon Chae
  • Publication number: 20230312411
    Abstract: A method of manufacturing a window, includes: preparing a first preliminary glass substrate that does not contain Li+ ions and contains Na+ ions; providing a first strengthening molten salt to the first preliminary glass substrate to form a second preliminary glass substrate; providing heat to the second preliminary glass substrate at a temperature of about 400 to 500° C. for a period of about 3 to 7 hours to form a third preliminary glass substrate; and providing a second strengthening molten salt to the third preliminary glass substrate to form a window.
    Type: Application
    Filed: January 19, 2023
    Publication date: October 5, 2023
    Inventors: TAEHO AN, JEONG SEOK LEE, JUN HAK OH, SOOKKYUNG YOU, HYUN-IL CHO
  • Publication number: 20230303435
    Abstract: A method for producing a glass article is provided. The method for producing a glass article, the method including preparing a glass to be processed, the glass comprising a glass bulk and a low-refractive surface layer disposed on the glass bulk, and etching away the low-refractive surface layer to form an etched glass, wherein the etching away the low-refractive surface layer comprises: cleaning the low-refractive surface layer with an acid solution; and cleaning the low-refractive surface layer with a base solution after the cleaning it with the acid solution.
    Type: Application
    Filed: June 5, 2023
    Publication date: September 28, 2023
    Inventors: Hoi Kwan LEE, Sung Hoon KIM, Seung Ho KIM, Sook Kyung YOU, An Na RYU, Jeong Seok LEE
  • Publication number: 20230263935
    Abstract: Proposed is a non-fixing implant made of a raw material including a biomaterial and a ceramic-based composite material having excellent osteoconductivity in addition to a polymer. The non-fixing implant can be accurately secured to a gap between the skull and the bone flap and can be conveniently used. Further proposed is a method of manufacturing the non-fixing implant. The non-fixing implant includes a flexible wedge deformable to conform to the external contour of the bone flap and a plurality of wings connected to an upper or lower portion of the flexible wedge and extending to both sides of the flexible wedge. The wings have a porous structure. The wings on one side will be positioned on the bone flap and the wings on the other side will positioned on the skull. The non-fixing implant has the advantage of being capable of accurately filling a defect formed by craniotomy, has improved biocompatibility and bone bonding ability, and allows tissue invasion.
    Type: Application
    Filed: June 28, 2021
    Publication date: August 24, 2023
    Applicant: T&R BIOFAB CO., LTD.
    Inventors: Jeong Seok LEE, Yun Hyeong HWANG, Da Mi CHOI, Hyun Jung KIM, Won Soo YUN
  • Patent number: 11731919
    Abstract: An apparatus for preparing an oligomer including: a reactor supplied with a monomer stream and a solvent stream to perform an oligomerization reaction; a product discharge line provided on a lower portion of a side surface of the reactor; a washing liquid supply line connected to a first point of the product discharge line; and a washing liquid discharge line extending from a second point of the product discharge line, wherein the product discharge line includes a branch point at which the product discharge line is branched into two or more lines and a junction point at which the respective branched lines are joined, and the product discharge line includes pressure control devices provided in each of the two or more branched lines.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: August 22, 2023
    Assignee: LG Chem, Ltd.
    Inventors: Jong Hun Song, Jeong Seok Lee, Hong Min Lee, Moon Sub Hwang, Min Ho Sun, Kyung Seog Youk
  • Patent number: 11735601
    Abstract: A display device includes a substrate including a first surface and a second surface, pixels and first lines disposed on the first surface of the substrate, a first protective layer disposed on the second surface of the substrate and overlapping the pixels and the first lines, via holes penetrating the substrate and the first protective layer and exposing an area of each of the first lines, second lines disposed on a surface of the first protective layer and electrically connected to the first lines through the via holes, respectively, and pads disposed on the surface of the first protective layer and electrically connected to the second lines, respectively. The first protective layer includes openings corresponding to the via holes and also includes a photoresist material.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: August 22, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se Hoon Jeong, Seung Yong Song, Seung Wook Kwon, Woo Yong Sung, Jeong Seok Lee