Patents by Inventor Dong-hoon Han

Dong-hoon Han 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: 11997927
    Abstract: Provided is a compound of Chemical Formula 1: wherein: X is O or S; L is a direct bond, a substituted or unsubstituted arylene group, or a substituted or unsubstituted heteroarylene group; Ar1 is a substituted or unsubstituted aryl group or a substituted or unsubstituted heteroaryl group; Ar2 is a substituted or unsubstituted aryl group having 6 to 30 carbon atoms; R1 to R8 are the same as or different from each other, and each independently is hydrogen, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group; and m and n are each an integer of 0 to 7, and when m is 2 or greater, R7s are the same as or different from each other, and when n is 2 or greater, R8s are the same as or different from each other, and an organic light emitting device including the same.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: May 28, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Jungha Lee, Dong Hoon Lee, Boon Jae Jang, Min Woo Jung, Su Jin Han, Seulchan Park, Sunghyun Hwang
  • Publication number: 20240172560
    Abstract: An organic light emitting device comprising an anode; a cathode; and a light emitting layer between the anode and the cathode, the light emitting layer including a compound represented by the following Chemical Formula 1 and a compound represented by the following Chemical Formula 2, is provided.
    Type: Application
    Filed: April 29, 2022
    Publication date: May 23, 2024
    Inventors: Jungha Lee, Sang Duk Suh, Min Woo Jung, Su Jin Han, Seulchan Park, Sunghyun Hwang, Dong Hoon Lee
  • Patent number: 11987592
    Abstract: Provided is a compound of Chemical Formula 1: wherein: A is a benzene ring; X1 and X2 are each independently O or S; Y1 to Y3 are each independently N or CH, provided that at least one of Y1 to Y3 is N; Ar1 and Ar2 are each independently a substituted or unsubstituted: C6-?aryl or C2- 60 heteroaryl containing at least one of N, O, and S; R1 to R3 are each independently hydrogen, deuterium, halogen, cyano, nitro, amino, or a substituted or unsubstituted: C1-60 alkyl, C3-60 cycloalkyl, C2-60 alkenyl, C6-60 aryl, or C2-60 heteroaryl containing at least one of N, O, and S; and R?and R5 are each independently hydrogen, deuterium, halogen, cyano, nitro, amino, or a substituted or unsubstituted: C1-60 alkyl, C3-?cycloalkyl, C2-60 alkenyl, C6-60 aryl, or C2-60 heteroaryl containing at least one of N, O, and S, and an organic light emitting device including the same.
    Type: Grant
    Filed: November 8, 2019
    Date of Patent: May 21, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Sang Duk Suh, Dong Hoon Lee, Boon Jae Jang, Min Woo Jung, Jungha Lee, Su Jin Han, Seulchan Park, Sunghyun Hwang
  • Publication number: 20240149109
    Abstract: A knee joint rehabilitation apparatus for a wheelchair includes a rehabilitation apparatus frame having a height corresponding to a length of each of legs of a patient sitting on the wheelchair; an upper leg support disposed at an upper end of the rehabilitation apparatus frame and supporting upper legs of the patient thereon while the patient is sitting on the wheelchair; a lower leg support pivotably connected to the upper leg support, wherein the lower legs of the patient are seated and supported on the lower leg support; and an exercise control unit disposed on the rehabilitation apparatus frame and configured to allow the lower leg support to pivot around a connection portion between the lower leg support and the upper leg support such that the patient performs rehabilitation exercise of the knee joint thereof while sitting on the wheelchair.
    Type: Application
    Filed: January 10, 2022
    Publication date: May 9, 2024
    Applicant: HEXARHUMANCARE CO., LTD
    Inventors: Chang Soo HAN, Ho Jun KIM, Su Hyu PARK, Young Hoon JI, Jeong Ho CHO, Byung Gab RYU, Jeong Gyu PARK, Dong Eun CHOI, Cheol Woong AHN
  • Patent number: 11980089
    Abstract: A compound of Chemical Formula 1, and an organic light emitting device comprising the same.
    Type: Grant
    Filed: October 12, 2020
    Date of Patent: May 7, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Su Jin Han, Dong Hoon Lee, Boonjae Jang, Min Woo Jung, Jungha Lee, Seulchan Park
  • Publication number: 20240142389
    Abstract: A substrate inspection apparatus inspecting substrates using a vision system, which includes a camera module and an illumination module, and a substrate treatment system including the substrate inspection apparatus are provided. The substrate treatment system includes: a first substrate treatment apparatus; a second substrate treatment apparatus; a transfer unit transporting a container with a plurality of substrates accommodated therein from the first substrate treatment apparatus to the second substrate treatment apparatus; and a substrate inspection apparatus inspecting the substrates, wherein the substrate inspection apparatus includes an illumination module, which illuminates in a direction where the substrates are located, a camera module, which acquires images related to the substrates when the substrates are illuminated, and a control module, which inspects the substrates based on the images.
    Type: Application
    Filed: October 19, 2023
    Publication date: May 2, 2024
    Inventors: Jeong Hoon HAN, Oh Yeol KWON, Jun Hyun LIM, Dong Min PARK
  • Publication number: 20240147709
    Abstract: A semiconductor memory device includes a substrate including a cell region, a core region, and a boundary region between the cell region and the core region, a boundary element isolation layer in the boundary region, the boundary element isolation layer being in a boundary element isolation recess and including first and second boundary liner layers extending along a profile of the boundary element isolation recess and a first gate structure on the core region and at least a part of the boundary element isolation layer, wherein the first gate structure includes a first high dielectric layer, and a first gate insulating pattern below the first high dielectric layer, with a top surface of the substrate being a base reference level, the first gate insulating pattern does not overlap a top surface of the first boundary liner layer, and wherein the first gate insulating pattern includes a first_1 gate insulating pattern between a top surface of the second boundary liner layer and a bottom surface of the first high
    Type: Application
    Filed: January 4, 2024
    Publication date: May 2, 2024
    Inventors: Dong Oh Kim, Gyu Hyun Kil, Jung Hoon Han, Doo San Back
  • Publication number: 20240145369
    Abstract: In one example, an electronic device comprises a substrate comprising a conductive structure and a dielectric structure, the dielectric structure comprising an upper dielectric layer, an electronic component over a top side of the substrate and coupled with the conductive structure, an encapsulant over the top side of the substrate and adjacent a lateral side of the electronic component, and a shield over the top side of the electronic component and contacting a lateral side of the encapsulant and a first lateral side of the substrate. The conductive structure comprises a first tab structure at the first lateral side of the substrate, and wherein the first tab structure contacts the shield and extends above the upper dielectric layer. Other examples and related methods are also disclosed herein.
    Type: Application
    Filed: October 28, 2022
    Publication date: May 2, 2024
    Applicant: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Soo Hyun Kim, Won Myoung Ki, Dong Hoon Han, Tae Kyeong Hwang
  • Publication number: 20240122068
    Abstract: Provided is an organic light emitting device comprising a light emitting layer comprising an organic alloy of a compound of Chemical Formula 1 and a compound of Chemical Formula 2, the device having improved driving voltage, efficiency, and lifespan: where A is a benzene ring fused with the two adjacent rings, X1, X2 and X3 are each independently CH or N, provided that at least one of X1, X2 and X3 is N, Ar1-Ar5 are each independently a substituted or unsubstituted C6-60 aryl or a substituted or unsubstituted C2-60 heteroaryl containing at least one of N, O and S, and the other substituents are defined in the specification, provided that at least one of Ar4 and Ar5 is substituted with at least one deuterium, or at least one R2 is deuterium.
    Type: Application
    Filed: May 6, 2022
    Publication date: April 11, 2024
    Inventors: Sang Duk SUH, Min Woo JUNG, Jungha LEE, Su Jin HAN, Seulchan PARK, Sunghyun HWANG, Dong Hoon LEE
  • Publication number: 20240114770
    Abstract: An organic light emitting device having improved efficiency, driving voltage, and lifespan is provided. The organic light emitting device comprises an anode, a cathode, and a light emitting between the anode and the cathode, and the light emitting layer comprises a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2.
    Type: Application
    Filed: February 23, 2022
    Publication date: April 4, 2024
    Inventors: Su Jin HAN, Dong Hoon LEE, Sang Duk SUH, Min Woo JUNG, Jungha LEE, Seulchan PARK, Sunghyun HWANG
  • Publication number: 20240114779
    Abstract: An organic light emitting device comprising an anode, a cathode, and a light emitting layer between the anode and the cathode, the light emitting layer including an organic alloy of a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, and having improved driving voltage, efficiency and lifetime.
    Type: Application
    Filed: April 29, 2022
    Publication date: April 4, 2024
    Inventors: Sang Duk SUH, Min Woo Jung, Jungha Lee, Su Jin Han, Seulchan Park, Sunghyun Hwang, Dong Hoon Lee
  • Publication number: 20240114783
    Abstract: An organic light emitting device comprising an anode, a cathode, and a light emitting layer between the anode and the cathode, the light emitting layer including an organic alloy of a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, and having improved driving voltage, efficiency and lifetime.
    Type: Application
    Filed: July 12, 2021
    Publication date: April 4, 2024
    Inventors: Sang Duk Suh, Min Woo Jung, Jungha Lee, Su Jin Han, Seulchan Park, Sunghyun Hwang, Dong Hoon Lee
  • Publication number: 20240114784
    Abstract: An organic light emitting device comprising an anode, a cathode, and a light emitting layer between the anode and the cathode, the light emitting layer including a compound represented by the following Chemical Formula 1 and a compound represented by the following Chemical Formula 2, is provided.
    Type: Application
    Filed: April 29, 2022
    Publication date: April 4, 2024
    Inventors: Seulchan Park, Sang Duk Suh, Min Woo Jung, Jungha Lee, Su Jin Han, Sunghyun Hwang, Dong Hoon Lee
  • Publication number: 20240083878
    Abstract: A compound represented by Chemical Formula 1 and an organic light emitting device including the same are provided. The compound is used as a material for an organic material layer of the organic light emitting device, and provides improved efficiency, low driving voltage, and increased lifespan of the organic light emitting device.
    Type: Application
    Filed: February 22, 2022
    Publication date: March 14, 2024
    Inventors: Min Woo Jung, Dong Hoon Lee, Sang Duk Suh, Jungha Lee, Su Jin Han, Seulchan Park, Sunghyun Hwang
  • Publication number: 20240082095
    Abstract: Disclosed is an exoskeleton-type rehabilitation robot system, including: a body part provided on a chair in which a user sits and provided with a robot arm capable of moving left or right based on the user seated on the chair; a conversion part configured to convert a position of the robot arm with respect to the body part; a driving part configured to articulate the robot arm with respect to the body part; and a controller configured to detect a change in a position of the robot arm and control a left or right driving mode of the driving part according to the position of the robot arm. In accordance with such a configuration, the exoskeleton-type rehabilitation robot system of the present invention is provided integrally with a chair, thereby having excellent space utilization. In addition, the user's initial preparation for rehabilitation training is simple, which can improve efficiency.
    Type: Application
    Filed: December 27, 2021
    Publication date: March 14, 2024
    Applicant: HEXARHUMANCAR CO., LTD
    Inventors: Chang Soo HAN, Ho Jun KIM, Su Hyun PARK, Young Hoon JI, Jeong Ho CHO, Byung Gab RYU, Jeong Gyu PARK, Dong Eun CHOI
  • Patent number: 11925113
    Abstract: Provided is a heterocyclic compound of Chemical Formula 1: wherein: Y1 is O or S; Ar1 is a substituted C6-60 aryl; or a substituted or unsubstituted C1-60 heteroaryl containing one or more heteroatoms selected from among O, N, Si, and S; L is a single bond; a substituted or unsubstituted C6-60 arylene; or a substituted or unsubstituted C1-60 heteroarylene containing one or more heteroatoms selected from among O, N, Si, and S; R1 to R3 are each independently hydrogen; deuterium; a halogen; cyano; nitro; amino; a substituted or unsubstituted C1-60 alkyl; a substituted or unsubstituted C1-60 haloalkyl; or a substituted or unsubstituted: C1-60 alkoxy, C1-60 haloalkoxy, C3-60 cycloalkyl, C2-60 alkenyl, C6-60 aryl, C6-60 aryloxy, or C1-60 heteroaryl containing one or more heteroatoms selected from among N, O, and S, and n1 to n3 are each independently 1 to 5, and an organic light emitting device including the same.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: March 5, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Min Woo Jung, Dong Hoon Lee, Boonjae Jang, Jungha Lee, Su Jin Han, Seulchan Park
  • Patent number: 11840760
    Abstract: In a layer deposition method, a substrate is loaded into a process chamber. A gas filling tank is charged with a gas to a predetermined charge pressure. The pressure of the gas is elevated to a pressure greater than the predetermined charge pressure. The gas is introduced into the process chamber.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: December 12, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Shin-Jae Kang, Dong-Hoon Han, Do-Hyung Kim, Kyung-Wook Park, Kevin Bae, Sun-Soo Lee, In-Jae Lee, Jeon-Il Lee, Chae-Mook Lim
  • Publication number: 20230373813
    Abstract: The present invention provides a method for manufacturing a high-nickel positive electrode active material comprising the steps of preparing a raw material containing nickel and cobalt; separating a liquid intermediate by leaching a metal component in the pulverized raw material using an acid and removing impurities; and co-precipitating a precursor of a positive electrode active material by adding a chelating agent and a hydroxide precipitant to the liquid intermediate.
    Type: Application
    Filed: October 14, 2021
    Publication date: November 23, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jiyoon Kwon, Kyung Hwan Jung, Dong Hoon Han, Sungwoo Park, Sung Gwang Nam, Su Bin Yoo, Dong Myung Kim
  • Publication number: 20220165582
    Abstract: A method for manufacturing a semiconductor device and a semiconductor device produced thereby. For example and without limitation, various aspects of this disclosure provide a method for manufacturing a semiconductor device, and a semiconductor device produced thereby, that comprises an interposer without through silicon vias.
    Type: Application
    Filed: December 6, 2021
    Publication date: May 26, 2022
    Inventors: Dong Jin Kim, Jin Han Kim, Won Chul Do, Jae Hun Bae, Won Myoung Ki, Dong Hoon Han, Do Hyung Kim, Ji Hun Lee, Jun Hwan Park, Seung Nam Son, Hyun Cho, Curtis Zwenger
  • Patent number: 11251540
    Abstract: Various examples of the present invention relate to an apparatus and a method for controlling a connection and an operation of an antenna in an electronic device.
    Type: Grant
    Filed: February 9, 2017
    Date of Patent: February 15, 2022
    Inventors: Sung-Soo Kim, Min-Chull Paik, Yongjun An, Sang Youn Lee, Hyoungjoo Lee, Dong-Hoon Han