Patents by Inventor Chanseok Oh

Chanseok Oh 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).

  • LIGHT-EMITTING DEVICE INCLUDING CONDENSED CYCLIC COMPOUND, ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE, AND THE CONDENSED CYCLIC COMPOUND
    Publication number: 20230116644
    Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer disposed between the first electrode and the second electrode, wherein the interlayer includes an emission layer, and the emission layer includes a condensed cyclic compound. An electronic apparatus includes the light-emitting device.
    Type: Application
    Filed: July 28, 2022
    Publication date: April 13, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Munki SIM, Taeil KIM, Sunyoung PAK, Junha PARK, Jangyeol BAEK, Kyoung SUNWOO, Chanseok OH, Minjung JUNG
  • CONDENSED CYCLIC COMPOUND, LIGHT-EMITTING DEVICE INCLUDING CONDENSED CYCLIC COMPOUND, AND ELECTRONIC APPARATUS INCLUDING LIGHT-EMITTING DEVICE
    Publication number: 20230113946
    Abstract: A condensed cyclic compound is represented by Formula 1. A light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer disposed between the first electrode and the second electrode, wherein the interlayer includes an emission layer and at least one condensed cyclic compound represented by Formula 1. An electronic apparatus includes the light-emitting device.
    Type: Application
    Filed: July 21, 2022
    Publication date: April 13, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Chanseok OH, Sunyoung PAK, Junha PARK, Taeil KIM, Jangyeol BAEK, Kyoung SUNWOO, Munki SIM, Minjung JUNG
  • LIGHT EMITTING DEVICE
    Publication number: 20230104499
    Abstract: A light emitting device includes a first electrode, a second electrode disposed on the first electrode, and a light emitting layer disposed between the first electrode and the second electrode. The light emitting layer includes a novel polycyclic compound and thus, the light emitting device may exhibit high light emission efficiency properties and improved lifespan properties.
    Type: Application
    Filed: April 21, 2022
    Publication date: April 6, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: CHANSEOK OH, TAEIL KIM, SUN YOUNG PAK, JUNHA PARK, JANG YEOL BAEK, Kyoung SUNWOO, MUN-KI SIM, MINJUNG JUNG
  • Condensed cyclic compound and organic light-emitting device including the same
    Patent number: 11588120
    Abstract: A condensed cyclic compound and an organic light-emitting device including the same are provided.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: February 21, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Munki Sim, Seokhwan Hwang, Sunyoung Pak, Hankyu Pak, Jangyeol Baek, Chanseok Oh, Minjung Jung
  • ORGANIC ELECTROLUMINESCENCE DEVICE AND FUSED POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE
    Publication number: 20230050214
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode facing the first electrode, and organic layers disposed between the first electrode and the second electrode, wherein the organic layers include at least one organic layer that includes a fused polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.
    Type: Application
    Filed: March 9, 2022
    Publication date: February 16, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: JANG YEOL BAEK, SERAN KIM, TAEIL KIM, SUN YOUNG PAK, JUNHA PARK, Kyoung SUNWOO, MUN-KI SIM, CHANSEOK OH, MINJUNG JUNG
  • Organic electroluminescence device and polycyclic compound for organic electroluminescence device
    Patent number: 11581492
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode, and an emission layer disposed between the first electrode and the second electrode, and the emission layer includes a polycyclic compound represented by Formula 1.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: February 14, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chanseok Oh, Seokhwan Hwang, Junha Park, Hankyu Pak, Mun-Ki Sim, Hyoyoung Lee, Minjung Jung
  • LIGHT EMITTING DEVICE
    Publication number: 20230019844
    Abstract: A light emitting device includes a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region. The emission layer includes a fused polycyclic compound represented by Formula 1.
    Type: Application
    Filed: March 24, 2022
    Publication date: January 19, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: MUN-KI SIM, TAEIL KIM, SUN YOUNG PAK, JUNHA PARK, JANG YEOL BAEK, Kyoung SUNWOO, CHANSEOK OH, MINJUNG JUNG
  • LIGHT EMITTING DIODE
    Publication number: 20230008117
    Abstract: A light emitting diode of an embodiment includes a first electrode, a second electrode, and at least one functional layer between the first electrode and the second electrode, wherein the at least one functional layer includes at least one selected from among a polycyclic compound represented by Formula 1 and a compound represented by Formula E-1.
    Type: Application
    Filed: February 22, 2022
    Publication date: January 12, 2023
    Inventors: TAEIL KIM, SUN YOUNG PAK, JUNHA PARK, JANG YEOL BAEK, Kyoung SUNWOO, MUN-KI SIM, CHANSEOK OH, MINJUNG JUNG
  • Compound and light-emitting device including the same
    Patent number: 11532794
    Abstract: A compound of Formula 1, as disclosed herein, is useful in an organic light emitting device and apparatuses including the same.
    Type: Grant
    Filed: September 7, 2020
    Date of Patent: December 20, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chanseok Oh, Sunyoung Pak, Junha Park, Hankyu Pak, Jangyeol Baek, Munki Sim, Hyoyoung Lee, Minjung Jung
  • ORGANIC ELECTROLUMINESCENCE DEVICE
    Publication number: 20220352466
    Abstract: An organic electroluminescence device includes a first electrode, a second electrode facing the first electrode, and a plurality of organic layers disposed between the first electrode and the second electrode. At least one organic layer includes a fused polycyclic compound represented by Formula 1, thereby exhibiting improved luminous efficiency.
    Type: Application
    Filed: December 23, 2021
    Publication date: November 3, 2022
    Applicant: Samsung Display Co., Ltd.
    Inventors: TAEIL KIM, SUN YOUNG PAK, JUNHA PARK, JANG YEOL BAEK, Kyoung SUNWOO, MUN-KI SIM, CHANSEOK OH, MINJUNG JUNG
  • Organic electroluminescence device and fused polycyclic compound for organic electroluminescence device
    Patent number: 11489124
    Abstract: An organic electroluminescence device of the present embodiments includes oppositely disposed first electrode and second electrode, and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one among the plurality of organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency:
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: November 1, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyoyoung Lee, Soo-Byung Ko, Junha Park, Han Kyu Pak, Jang Yeol Baek, Mun-Ki Sim, Chanseok Oh
  • FUSED CYCLIC COMPOUND, LIGHT-EMITTING DEVICE INCLUDING THE FUSED CYCLIC COMPOUND AND ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE
    Publication number: 20220340603
    Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; an interlayer between the first electrode and the second electrode and including an emission layer; and at least one fused cyclic compound of Formula 1: wherein the variables are described herein.
    Type: Application
    Filed: April 11, 2022
    Publication date: October 27, 2022
    Inventors: Munki SIM, Taeil KIM, Sunyoung PAK, Junha PARK, Jangyeol BAEK, Kyoung SUNWOO, Chanseok OH, Minjung JUNG
  • HETEROCYLIC COMPOUND AND LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE HETEROCYCLIC COMPOUND
    Publication number: 20220340602
    Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer between the first electrode and the second electrode and including an emission layer, wherein the interlayer includes a heterocyclic compound of Formula 1: A1B1]n1??Formula 1 wherein, in Formula 1, the variables are defined herein.
    Type: Application
    Filed: March 14, 2022
    Publication date: October 27, 2022
    Inventors: Taeil KIM, Munki Sim, Sunyoung Pak, Junha Park, Jangyeol Baek, Kyoung Sunwoo, Chanseok Oh, Minjung Jung
  • LIGHT EMITTING ELEMENT
    Publication number: 20220344592
    Abstract: A light emitting element of one or more embodiments includes a first electrode, a second electrode, and a polycyclic compound represented by Formula 1 below in an emission layer disposed between the first electrode and the second electrode, thereby showing high emission efficiency properties: The polycyclic compound is of a DABNA structure includes one heteroaryl group substituted at a para position to boron, and two bulky substituents substituted at meta positions to the boron.
    Type: Application
    Filed: January 25, 2022
    Publication date: October 27, 2022
    Inventors: MINJUNG JUNG, TAEIL KIM, SUN YOUNG PAK, JUNHA PARK, JANG YEOL BAEK, Kyoung SUNWOO, MUN-KI SIM, CHANSEOK OH
  • Systems and methods for solving unrestricted incremental constraint problems
    Patent number: 11481469
    Abstract: We present the architecture of a high-performance constraint solver R-Solve that extends the gains made in SAT performance over the past fifteen years on static decision problems to problems that require on-the-fly adaptation, solution space exploration and optimization. R-Solve facilitates collaborative parallel solving and provides an efficient system for unrestricted incremental solving via Smart Repair. R-Solve can address problems in dynamic planning and constrained optimization involving complex logical and arithmetic constraints.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: October 25, 2022
    Assignee: Qualcomm Technologies, Inc.
    Inventors: James Ezick, Thomas Henretty, Chanseok Oh, Jonathan Springer
  • Systems and methods for solving unrestricted incremental constraint problems
    Patent number: 11481468
    Abstract: We present the architecture of a high-performance constraint solver R-Solve that extends the gains made in SAT performance over the past fifteen years on static decision problems to problems that require on-the-fly adaptation, solution space exploration and optimization. R-Solve facilitates collaborative parallel solving and provides an efficient system for unrestricted incremental solving via Smart Repair. R-Solve can address problems in dynamic planning and constrained optimization involving complex logical and arithmetic constraints.
    Type: Grant
    Filed: June 3, 2015
    Date of Patent: October 25, 2022
    Assignee: Qualcomm Technologies, Inc.
    Inventors: James Ezick, Thomas Henretty, Chanseok Oh, Jonathan Springer
  • LIGHT-EMITTING DEVICE INCLUDING HETEROCYCLIC COMPOUND AND ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE
    Publication number: 20220310926
    Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; an interlayer between the first electrode and the second electrode and including an emission layer; and a heterocyclic compound of Formula 1: wherein, in Formula 1, the variables are defined herein.
    Type: Application
    Filed: March 15, 2022
    Publication date: September 29, 2022
    Inventors: Junha Park, Taeil Kim, Sunyoung Pak, Jangyeol Baek, Kyoung Sunwoo, Munki Sim, Chanseok Oh, Minjung Jung
  • LIGHT EMITTING ELEMENT
    Publication number: 20220310923
    Abstract: A light emitting element includes a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode and including a polycyclic compound represented by Formula 1 below, thereby exhibiting high luminous efficiency characteristics. In Formula 1, the substituents are the same as defined in the Detailed Description.
    Type: Application
    Filed: December 28, 2021
    Publication date: September 29, 2022
    Inventors: Sun Young Pak, Taeil Kim, Junha Park, Jang Yeol Baek, Kyoung Sunwoo, Mun-Ki Sim, Chanseok Oh, Minjung Jung
  • LIGHT EMITTING DIODE AND CONDENSED POLYCYCLIC COMPOUND FOR THE SAME
    Publication number: 20220310922
    Abstract: A light emitting diode includes a first electrode, a second electrode, and at least one functional layer disposed between the first electrode and containing a condensed polycyclic compound represented by Formula 1. The first electrode and the second electrode each independently contain at least one selected from Ag, Mg, Cu, Al, Pt, Pd, Au, Ni, Nd, Ir, Cr, Li, Ca, LiF, Mo, Ti, W, In, Sn, and Zn, compounds selected thereof, and mixtures thereof.
    Type: Application
    Filed: December 13, 2021
    Publication date: September 29, 2022
    Inventors: CHANSEOK OH, TAEIL KIM, SUN YOUNG PAK, JUNHA PARK, JANG YEOL BAEK, Kyoung SUNWOO, MUN-KI SIM, MINJUNG JUNG
  • LIGHT-EMITTING DEVICE INCLUDING HETEROCYCLIC COMPOUND, ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE, AND THE HETEROCYCLIC COMPOUND
    Publication number: 20220271227
    Abstract: An electronic apparatus includes a light-emitting device including a heterocyclic compound represented by Formula 1, where X5 is O, S, N(R55), or N(T55), T55 is a group represented by Formula 2B, Ar4 and Ar5 are each a group represented by Formula 3, and when X5 is N(T55), Ar4 and Ar5 are identical to or different from each other:
    Type: Application
    Filed: January 18, 2022
    Publication date: August 25, 2022
    Inventors: Munki Sim, Taeil Kim, Sunyoung Pak, Junha Park, Jangyeol Baek, Kyoung Sunwoo, Chanseok Oh, Minjung Jung