Patents by Inventor Jae-Kyun Park

Jae-Kyun Park 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: 20240160119
    Abstract: A home port for a semiconductor manufacturing nozzle head includes a body having a discharge space configured to receive treatment liquid discharged from a plurality of nozzles, discharge flow passages connected to be in communication with the discharge space and penetrating through the body so as to face the plurality of nozzles, and a cleaning liquid distribution system, which is formed to penetrate through the body, and is connected to transfer a cleaning liquid to the discharge flow passages. The cleaning liquid distribution system includes supply flow passages connected to supply the cleaning liquid to the discharge flow passages, and a lead-in passage connected to and which joins the supply flow passages, and connected to receive the cleaning liquid injected from the outside.
    Type: Application
    Filed: April 26, 2023
    Publication date: May 16, 2024
    Inventors: Nam Ki HONG, Ick Kyun KIM, Jae Wook LEE, Seung Kyu PARK, Tae Won YUN, Si Hwan YANG
  • Publication number: 20240136674
    Abstract: Disclosed is an electrode assembly, a battery, and a battery pack and a vehicle including the same. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on a winding axis to define a core and an outer circumference. The first electrode includes a first active material portion coated with an active material layer and a first uncoated portion not coated with an active material layer along a winding direction. At least a part of the first uncoated portion is defined as an electrode tab by itself. The first uncoated portion includes a first portion adjacent to the core of the electrode assembly, a second portion adjacent to the outer circumference of the electrode assembly, and a third portion interposed between the first portion and the second portion. The first portion or the second portion has a smaller height than the third portion in the winding axis direction.
    Type: Application
    Filed: January 19, 2022
    Publication date: April 25, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jong-Sik PARK, Jae-Won LIM, Yu-Sung CHOE, Hak-Kyun KIM, Je-Jun LEE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE, Jae-Eun LEE, Pil-Kyu PARK, Kwang-Su HWANGBO, Do-Gyun KIM, Geon-Woo MIN, Hae-Jin LIM, Min-Ki JO, Su-Ji CHOI, Bo-Hyun KANG, Jae-Woong KIM, Ji-Min JUNG, Jin-Hak KONG, Soon-O LEE, Kyu-Hyun CHOI
  • Publication number: 20240123481
    Abstract: A foil tab forming apparatus forms at least one foil tab of a positive electrode foil tab and a negative electrode foil tab respectively provided at a top portion and a bottom portion of an electrode assembly. The foil tab forming apparatus includes a pre-forming jig configured to bend the foil tab by pressing the foil tab, while moving in a direction from an outer circumferential portion of the electrode assembly to a winding center portion of the electrode assembly and a forming jig configured to press the foil tab that has been primarily bent by the pre-forming jig, by moving along a direction parallel to a winding axis of the electrode assembly.
    Type: Application
    Filed: March 8, 2022
    Publication date: April 18, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jae-Won LIM, Hak-Kyun KIM, Jong-Sik PARK, Je-Jun LEE
  • Publication number: 20240128517
    Abstract: Disclosed is an electrode assembly, a battery, and a battery pack and a vehicle including the same. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on an axis to define a core and an outer circumference. The first electrode includes an uncoated portion at a long side end thereof and exposed out of the separator along a winding axis direction of the electrode assembly. A part of the uncoated portion is bent in a radial direction of the electrode assembly to form a bending surface region that includes overlapping layers of the uncoated portion, and in a partial region of the bending surface region, the number of stacked layers of the uncoated portion is 10 or more in the winding axis direction of the electrode assembly.
    Type: Application
    Filed: January 19, 2022
    Publication date: April 18, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hae-Jin LIM, Jin-Hak KONG, Soon-O LEE, Kyu-Hyun CHOI, Do-Gyun KIM, Su-Ji CHOI, Kwang-Su HWANGBO, Geon-Woo MIN, Min-Ki JO, Jae-Won LIM, Hak-Kyun KIM, Je-Jun LEE, Ji-Min JUNG, Jae-Woong KIM, Jong-Sik PARK, Yu-Sung CHOE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE, Jae-Eun LEE, Bo-Hyun KANG, Pil-Kyu PARK
  • Patent number: 11961177
    Abstract: A method of controlling a display device includes rendering a plurality of viewpoint images, generating a plurality of sub-images based on the plurality of viewpoint images and a plurality of mapping pattern images corresponding to the plurality of viewpoint images, generating a single light-field image based on the plurality of sub-images, and outputting the single light-field image.
    Type: Grant
    Filed: October 4, 2021
    Date of Patent: April 16, 2024
    Assignees: SAMSUNG DISPLAY CO., LTD., MAXST CO., LTD.
    Inventors: Rang Kyun Mok, Ji Young Choi, Gi Seok Kwon, Jae Joong Kwon, Beom Shik Kim, Jae Wan Park
  • Publication number: 20240121948
    Abstract: A semiconductor device and a method of fabricating the same are provided. According to the present invention, a semiconductor device comprises an active region formed in a substrate, and including flat surfaces and hole-shaped recess portions; upper-level plugs disposed over the flat surfaces; a spacer disposed between the upper-level plugs and providing a trench exposing the hole-shaped recess portions; a lower-level plug filling the hole-shaped recess portions; and a buried conductive line disposed over the lower-level plug and partially filling the trench.
    Type: Application
    Filed: December 18, 2023
    Publication date: April 11, 2024
    Inventors: Jae Man YOON, Jin Hwan JEON, Tae Kyun KIM, Jung Woo PARK, Su Ock CHUNG, Jae Won HA
  • Patent number: 11951510
    Abstract: There is provided an apparatus for forming a magnetic pigment pattern on an article. The apparatus includes: a magnetic pattern mold having nonmagnetic pattern grooves engraved in a predetermined pattern and providing predetermined magnetic field lines on a pattern-forming object surface of an article by generating magnetism in areas outside the nonmagnetic pattern grooves; and a spray unit spraying an adhesive resin composite containing a ferromagnetic pigment onto the pattern-forming object surface of the article. A predetermined magnetic pigment pattern is formed while the magnetic pigment of the adhesive resin composite that is applied to the pattern-forming object surface of the article is rearranged along magnetic field lines generated by the magnetic pattern mold.
    Type: Grant
    Filed: December 28, 2022
    Date of Patent: April 9, 2024
    Assignee: ASSEMS INC.
    Inventors: Ji-Sang Jang, Jae-Jeong Lee, Kyoung-Kyu Kim, Kyung-Seok Choi, Chi-Kyun Park
  • Publication number: 20240088425
    Abstract: An electrode assembly, a battery, a battery pack and a vehicle including the same are provided. In the electrode assembly, the uncoated portion of an electrode includes a segment region divided into a plurality of segments, and the segment region includes a plurality of segment groups separated by a group separation pitch along a winding direction. One end of the electrode assembly includes a plurality of segment alignments. In winding turns corresponding to the plurality of segment alignments, group separation pitches of segment groups disposed in a same winding turn are substantially identical, and separation pitches of the segment groups is greater in a winding turn of a region adjacent to the outer circumference of the electrode assembly than in a winding turn of a region adjacent to the core of the electrode assembly.
    Type: Application
    Filed: July 19, 2022
    Publication date: March 14, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jae-Eun LEE, Jong-Sik PARK, Hak-Kyun KIM, Je-Jun LEE, Jae-Won LIM, Yu-Sung CHOE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE
  • Publication number: 20240090328
    Abstract: The present invention relates to a multi-component host material and an organic electroluminescent device comprising the same. By comprising a specific combination of the multi-component host compounds, the organic electroluminescent device according to the present invention can provide high luminous efficiency and excellent lifespan characteristics.
    Type: Application
    Filed: October 26, 2023
    Publication date: March 14, 2024
    Inventors: Hee-Choon AHN, Young-Kwang KIM, Su-Hyun LEE, Ji-Song JUN, Seon-Woo LEE, Chi-Sik KIM, Kyoung-Jin PARK, Nam-Kyun KIM, Kyung-Hoon CHOI, Jae-Hoon SHIM, Young-Jun CHO, Kyung-Joo LEE
  • Publication number: 20240079456
    Abstract: A method of manufacturing a semiconductor device includes: forming a trench in an insulating interlayer by etching the insulating interlayer; forming a conductive layer on bottom, side, and upper surfaces of the insulating interlayer where the trench is formed, using a first deposition process, the conductive layer on the bottom surface of the trench being thicker than the conductive layer on the side surface of the trench; forming a sacrificial layer in the trench covering the conductive layer formed on the bottom surface of the trench using a second deposition process different from the first deposition process; selectively removing the conductive layer formed on the upper surface of the insulating interlayer and formed on the side surface of the trench left exposed through the sacrificial layer; and selectively removing the sacrificial layer, to form a conductive line using the conductive layer remaining on the bottom surface of the trench.
    Type: Application
    Filed: January 10, 2023
    Publication date: March 7, 2024
    Applicant: SK hynix Inc.
    Inventors: Jae Man YOON, Jun Ki KIM, Tae Kyun KIM, Jung Woo PARK, Jae Won HA
  • Publication number: 20240072387
    Abstract: A cylindrical secondary battery, a battery pack, and a vehicle are provided. The cylindrical secondary battery includes an electrode assembly having a first electrode tab at a first end of the electrode assembly a battery can configured to accommodate the electrode assembly through an opening portion formed at one side of the battery can, a current collecting plate including three or more tab coupling portions electrically connected to the first electrode tab, and a can coupling portion extending from ends of the tab coupling portions toward the opening portion of the battery can and having a continuous outer peripheral surface electrically connected to an inner surface of the battery can, and a top cap configured to cover the opening portion of the battery can.
    Type: Application
    Filed: March 4, 2022
    Publication date: February 29, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Kyeong Hoon PARK, Jimin JUNG, Jae Won LIM, Je Jun LEE, Hak Kyun KIM
  • Patent number: 11912915
    Abstract: The present invention relates to a phosphine precursor for the preparation of a quantum dot, and a quantum dot prepared therefrom. Using the phosphine precursor for the preparation of a quantum dot of the present invention, a quantum dot with improved luminous efficiency and higher luminous color purity can be provided.
    Type: Grant
    Filed: March 2, 2018
    Date of Patent: February 27, 2024
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Hee Il Chae, Jeong Ho Park, Kyung Sil Yoon, Ju-Sik Kang, Yu Mi Chang, Nam-Choul Yang, Jae Kyun Park, Song Lee
  • Patent number: 11851527
    Abstract: This invention relates to polyamide-10 and a method for preparing the same, and according to this invention, polyamide-10 having superior mechanical and thermal properties can be prepared by preparing polyamide-10 while controlling the condensation polymerization conditions of 10-aminodecanoic acid.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: December 26, 2023
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Chong Kwon Pae, Min Soo Kim, Soo-Hyun Kim, Jae Kyun Park, Jeong Ho Park, Jong-In Lee, Chang-yeol Lee, Jae-Il Chung, Hyun Jun Cho
  • Publication number: 20220235077
    Abstract: The present invention relates to a phosphine precursor for the preparation of a quantum dot, and a quantum dot prepared therefrom. Using the phosphine precursor for the preparation of a quantum dot of the present invention, a quantum dot with improved luminous efficiency and higher luminous color purity can be provided.
    Type: Application
    Filed: April 7, 2022
    Publication date: July 28, 2022
    Inventors: Jeong Ho PARK, Hee IL CHAE, Kyung Sil YOON, Ju-Sik KANG, Yu Mi CHANG, Nam-Choul YANG, Jae Kyun PARK, Song LEE
  • Publication number: 20220025116
    Abstract: This invention relates to polyamide-10 and a method for preparing the same, and according to this invention, polyamide-10 having superior mechanical and thermal properties can be prepared by preparing polyamide-10 while controlling the condensation polymerization conditions of 10-aminodecanoic acid.
    Type: Application
    Filed: November 27, 2019
    Publication date: January 27, 2022
    Inventors: Chong Kwon PAE, Min Soo KIM, Soo-Hyun KIM, Jae Kyun PARK, Jeong Ho PARK, Jong-In LEE, Chang-yeol LEE, Jae-IL CHUNG, Hyun Jun CHO
  • Publication number: 20210253507
    Abstract: A method of preparing 3(4),8(9)-bisformyltricyclo[5.2.1.02,6]decane is provided. According to the present invention, 3(4),8(9)-bisformyltricyclo[5.2.1.02,6]decane (TCDDA) may be prepared with a high conversion rate and purity without a separate catalyst recovery process.
    Type: Application
    Filed: May 31, 2019
    Publication date: August 19, 2021
    Inventors: Hee IL CHAE, Jeong Ho PARK, Kyung Sil YOON, Ju-Sik KANG, Yu Mi CHANG, Nam-Choul YANG, Jae Kyun PARK, Song LEE
  • Patent number: 10913702
    Abstract: A method for cycloaddition of dimethyl muconate is disclosed. According to the method, a direct transferring of a solid phase trans,trans-dimehtyl muconate into a reactor pre-filled with ethylene gas increases the efficiency of the reaction and suppress side reactions resulting an improvements in yield and purity. Furthermore, the method is capable of obtaining a high yield of dimethylcyclohex-2-en-1,4-dicarboxylate at a lower cost, and therefore is also useful for the mass synthesis of dimethyl terephthalate.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: February 9, 2021
    Assignee: SK CHEMICALS CO.. LTD.
    Inventors: Jae Kyun Park, Jeong Ho Park, Hee-il Chae
  • Publication number: 20200399201
    Abstract: A method for cycloaddition of dimethyl muconate is disclosed. According to the method, a direct transferring of a solid phase trans,trans-dimehtyl muconate into a reactor pre-filled with ethylene gas increases the efficiency of the reaction and suppress side reactions resulting an improvements in yield and purity. Furthermore, the method is capable of obtaining a high yield of dimethylcyclohex-2-en-1,4-dicarboxylate at a lower cost, and therefore is also useful for the mass synthesis of dimethyl terephthalate.
    Type: Application
    Filed: December 14, 2018
    Publication date: December 24, 2020
    Applicant: SK CHEMICALS CO., LTD.
    Inventors: Jae Kyun PARK, Jeong Ho PARK, Hee-il CHAE
  • Publication number: 20200140467
    Abstract: The present invention relates to a phosphine precursor for the preparation of a quantum dot, and a quantum dot prepared therefrom. Using the phosphine precursor for the preparation of a quantum dot of the present invention, a quantum dot with improved luminous efficiency and higher luminous color purity can be provided.
    Type: Application
    Filed: May 16, 2018
    Publication date: May 7, 2020
    Inventors: Jeong Ho PARK, Hee IL CHAE, Kyung Sil YOON, Ju-Sik KANG, Yu Mi CHANG, Nam-Choul YANG, Jae Kyun PARK, Song LEE
  • Publication number: 20200071608
    Abstract: The present invention relates to a phosphine precursor for the preparation of a quantum dot, and a quantum dot prepared therefrom. Using the phosphine precursor for the preparation of a quantum dot of the present invention, a quantum dot with improved luminous efficiency and higher luminous color purity can be provided.
    Type: Application
    Filed: March 2, 2018
    Publication date: March 5, 2020
    Inventors: Hee IL CHAE, Jeong Ho PARK, Kyung Sil YOON, Ju-Sik KANG, Yu Mi CHANG, Nam-choul YANG, Jae Kyun PARK, Song LEE