Patents by Inventor Sunyoung PAK

Sunyoung PAK 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: 20240381769
    Abstract: A light-emitting device including a condensed cyclic compound and an electronic apparatus including the light-emitting device are provided. and the condensed cyclic compound. The light-emitting device includes a first electrode, a second electrode facing the first electrode, between which is an emission layer including the condensed cyclic compound that is configured to enhance the operating characteristics, efficiency and lifespan of the light-emitting device.
    Type: Application
    Filed: March 1, 2024
    Publication date: November 14, 2024
    Inventors: Chanseok Oh, Sunyoung Pak, Junha Park, Kyoung Sunwoo, Munki Sim, Giwoong Han
  • Patent number: 12127475
    Abstract: Provided are a light-emitting device including a condensed cyclic compound represented by Formula 1, and an electronic apparatus including the light-emitting device. The 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 comprising an emission layer, wherein the light-emitting device further comprises a second capping layer outside the second electrode, the second capping layer having a refractive index of equal to or greater than 1.6, and the emission layer comprises at least one condensed cyclic compound represented by Formula 1.
    Type: Grant
    Filed: April 5, 2021
    Date of Patent: October 22, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Munki Sim, Junha Park, Hankyu Pak, Jangyeol Baek, Chanseok Oh, Seokhwan Hwang, Taeil Kim, Sunyoung Pak, Hyoyoung Lee, Minjung Jung
  • Publication number: 20240341185
    Abstract: Embodiments provide an organic compound, a light-emitting device, an electronic apparatus that includes the light-emitting device, and an electronic equipment light-emitting device. The 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 the organic compound.
    Type: Application
    Filed: November 21, 2023
    Publication date: October 10, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Munki Sim, Taeil Kim, Sunyoung Pak, Junha Park, Chanseok Oh, Giwoong Han
  • Publication number: 20240341188
    Abstract: Embodiments provide a condensed cyclic compound, a light-emitting device including the condensed cyclic compound, an electronic apparatus including the light-emitting device, and an electronic equipment including the light-emitting device. The 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 the condensed cyclic compound. The condensed cyclic compound satisfies Expression 1, which is explained in the specification: E ? ( S 1 ) - E ? ( T 2 ) > E ? ( T 2 ) - E ? ( T 1 ) .
    Type: Application
    Filed: March 20, 2024
    Publication date: October 10, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Taeil Kim, Junha Park, Sunyoung Pak, Jangyeol Baek, Kyoung Sunwoo, Munki Sim, Minjung Jung
  • Publication number: 20240324458
    Abstract: Embodiments provide a light-emitting device including a heterocyclic compound, an electronic apparatus including the light-emitting device, and an electronic equipment including the light-emitting device. The 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 the heterocyclic compound.
    Type: Application
    Filed: February 20, 2024
    Publication date: September 26, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Munki Sim, Taeil Kim, Sunyoung Pak, Junha Park, Kyoung Sunwoo, Chanseok Oh, Giwoong Han
  • Publication number: 20240298537
    Abstract: A light-emitting device including a heterocyclic compound and an electronic apparatus including the light-emitting device are provided. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the two electrodes and including an emission layer. The heterocyclic compound is included in the emission layer such that the efficiency and lifespan of the light-emitting device may be enhanced or improved.
    Type: Application
    Filed: December 5, 2023
    Publication date: September 5, 2024
    Inventors: Chanseok Oh, Sunyoung Pak, Junha Park, Kyoung Sunwoo, Minjae Sung, Munki Sim
  • Publication number: 20240270761
    Abstract: A method of preparing a heterocyclic compound represented by Formula 1, the method includes preparing a first reactant, preparing a second reactant represented by Formula 2-2, and preparing an intermediate compound by mixing the first reactant and the second reactant with i) a copper catalyst, ii) a base, and optionally, iii) an auxiliary solvent, to allow the first reactant and the second reactant to react, wherein the first reactant is a compound represented by Formula 2-1a, and the intermediate compound is a compound represented by Formula 2-3a, or the first reactant is a compound represented by Formula 2-1b, and the intermediate compound is a compound represented by Formula 2-3b: wherein more details of Formulae 1, 2-1a, 2-1b, 2-2, 2-3a, and 2-3b are as described herein.
    Type: Application
    Filed: September 19, 2023
    Publication date: August 15, 2024
    Inventors: Kyoung Sunwoo, Taeil Kim, Sunyoung Pak, Junha Park, Jangyeol Baek, Minjae Sung, Munki Sim, Chanseok Oh, Minjung Jung, Seonhyoung Hur
  • Publication number: 20240260294
    Abstract: A condensed cyclic compound satisfying Expression 1, a light-emitting device including a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode and including the condensed cyclic compound, and an electronic apparatus and electronic equipment that include the light-emitting device are provided. Expression 1 is: SA1/V1?0.89 ??1 wherein, in Expression 1, SA1 indicates a surface area of the condensed cyclic compound, and V1 indicates a volume of the condensed cyclic compound.
    Type: Application
    Filed: August 3, 2023
    Publication date: August 1, 2024
    Inventors: Munki Sim, Sunyoung Pak, Junha Park, Kyoung Sunwoo, Chanseok Oh, Changwoong Chu
  • Publication number: 20240247006
    Abstract: A heterocyclic compound, an organic light-emitting device including the heterocyclic compound, and an electronic apparatus including the organic light-emitting device. Utlization of the heterocyclic compound in the organic light-emitting device may enhance or improve the operating characteristics of the device, such as driving voltage, luminance, luminescence efficiency, and/or lifespan.
    Type: Application
    Filed: December 15, 2023
    Publication date: July 25, 2024
    Inventors: Chanseok Oh, Sunyoung Pak, Kyoung Sunwoo, Munki Sim, Minjung Jung
  • Publication number: 20240224567
    Abstract: Embodiments provide an organic light-emitting device that 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.
    Type: Application
    Filed: July 21, 2023
    Publication date: July 4, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Chanseok Oh, Sunyoung Pak, Junha Park, Jangyeol Baek, Munki Sim, Changwoong Chu
  • Publication number: 20240224801
    Abstract: Provided are a light-emitting device including a condensed cyclic compound represented by Formula 1 and an electronic apparatus including the light-emitting device, where Formula 1 is the same as described in the present specification. The 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 emission layer including at least one of the condensed cyclic compound represented by Formula 1.
    Type: Application
    Filed: March 19, 2024
    Publication date: July 4, 2024
    Inventors: Junha Park, Seokhwan Hwang, Sunyoung Pak, Jangyeol Baek, Munki Sim, Hyoyoung Lee, Minjung Jung
  • Publication number: 20240188441
    Abstract: Embodiments provide a condensed cyclic compound, a light-emitting device including the condensed cyclic compound, an electronic apparatus including the light-emitting device, and an electronic device including the light-emitting device.
    Type: Application
    Filed: November 1, 2023
    Publication date: June 6, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Kyoung Sunwoo, Sunyoung Pak, Junha Park, Munki Sim, Chanseok Oh
  • Publication number: 20240188315
    Abstract: Embodiments provide a light-emitting device including a heterocyclic compound, and an electronic device including the light-emitting device. The 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 interlayer, and a heterocyclic compound.
    Type: Application
    Filed: May 25, 2023
    Publication date: June 6, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Kyoung Sunwoo, Chanseok Oh, Sunyoung Pak, Munki Sim
  • Patent number: 11991925
    Abstract: Provided are a light-emitting device including a condensed cyclic compound represented by Formula 1-1 or 1-2, and an electronic apparatus including the light-emitting device. The 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 comprising an emission layer, where the interlayer further comprises a hole transport region between the first electrode and the emission layer, the hole transport region comprises a compound represented by Formula 201, a compound represented by Formula 202, or any combination thereof, and the emission layer comprises at least one condensed cyclic compound represented by Formula 1-1 or 1-2.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: May 21, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Munki Sim, Taeil Kim, Sunyoung Pak, Junha Park, Jangyeol Baek, Chanseok Oh, Minjung Jung
  • Publication number: 20240155860
    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 condensed cyclic compound represented by Formula 1. And an electronic apparatus and electronic equipment include the light-emitting device.
    Type: Application
    Filed: May 25, 2023
    Publication date: May 9, 2024
    Inventors: Minjung Jung, Taeil Kim, Sunyoung Pak, Kyoung Sunwoo, Munki Sim, Chanseok Oh
  • Patent number: 11968896
    Abstract: Provided are a light-emitting device including a condensed cyclic compound represented by Formula 1 and an electronic apparatus including the light-emitting device, where Formula 1 is the same as described in the present specification. The 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 emission layer including at least one of the condensed cyclic compound represented by Formula 1.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: April 23, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junha Park, Seokhwan Hwang, Sunyoung Pak, Jangyeol Baek, Munki Sim, Hyoyoung Lee, Minjung Jung
  • Patent number: 11957042
    Abstract: An organic light-emitting device includes a heterocyclic compound represented by Formula 1, wherein A11 is a group represented by one of Formulae 10A to 10D: The organic light-emitting device including the heterocyclic compound may have improved efficiency and/or lifespan characteristics.
    Type: Grant
    Filed: August 26, 2020
    Date of Patent: April 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Munki Sim, Sunyoung Pak, Junha Park, Hankyu Pak, Jangyeol Baek, Chanseok Oh, Hyoyoung Lee, Minjung Jung, Seokhwan Hwang
  • Patent number: 11910706
    Abstract: Provided are a light-emitting device including a heterocyclic compound and an electronic apparatus including the light-emitting device. The 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, and the emission layer includes at least one heterocyclic compound represented by Formula 1.
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: February 20, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Minjung Jung, Taeil Kim, Sunyoung Pak, Junha Park, Jangyeol Baek, Munki Sim, Chanseok Oh
  • Patent number: 11895907
    Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode, the organic layer including an emission layer; and at least one condensed cyclic compound represented by Formula 1: wherein, in Formula 1, at least one selected from R1 to R15 is a group represented by Formula 2:
    Type: Grant
    Filed: October 9, 2019
    Date of Patent: February 6, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Munki Sim, Sunyoung Pak, Junha Park, Hankyu Pak, Jangyeol Baek, Chanseok Oh, Hyoyoung Lee, Minjung Jung, Soobyung Ko
  • Patent number: 11882758
    Abstract: A heterocyclic compound may be represented by Formula 1: where Formula 1 is the same as described herein. An organic light-emitting device including the heterocyclic compound in, for example, an emission layer may have excellent driving voltage, luminescence efficiency, and external quantum yield.
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: January 23, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Minjung Jung, Seokhwan Hwang, Sunyoung Pak, Hankyu Pak, Jangyeol Baek, Munki Sim, Chanseok Oh