Patents by Inventor Dong-wan Ryu

Dong-wan Ryu 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).

  • COMPOUND, COMPOSITION AND ORGANIC OPTOELECTRONIC DEVICE AND DISPLAY DEVICE
    Publication number: 20230255109
    Abstract: A compound represented by a combination of Chemical Formula 1 and Chemical Formula 2 bonded together, a composition including the compound, an organic optoelectronic device, and a display device are disclosed. In Chemical Formula 1 and Chemical Formula 2, each substituent is the same as described in the specification.
    Type: Application
    Filed: March 20, 2023
    Publication date: August 10, 2023
    Inventors: Seungjae LEE, Changwoo KIM, Byungku KIM, Hyung Sun KIM, Dong Wan RYU, Chang Ju SHIN, Kipo JANG, Min Seok SEO, Sung-Hyun JUNG
  • INK COMPOSITION FOR ELECTROPHORESIS DEVICE AND DISPLAY DEVICE USING SAME
    Publication number: 20230227994
    Abstract: Disclosed are an ink composition for an electrophoresis apparatus including (A) a semiconductor nanorod; and (B) a compound represented by Chemical Formula 1, and a display device manufactured using the ink composition for an electrophoresis apparatus.
    Type: Application
    Filed: May 21, 2021
    Publication date: July 20, 2023
    Inventors: Jinsuop YOUN, Dong Wan RYU, Misun KIM, Young Min KIM, Janghyuk KIM, Young Woo PARK, Chuljin PARK, Jiyoung JEONG, Eun Sun YU
  • Composition for organic optoelectronic diode, organic optoelectronic diode, and display device
    Patent number: 11690288
    Abstract: The present invention relates to a composition for an organic optoelectronic diode, comprising a first compound for an organic optoelectronic diode; and a second compound for an organic optoelectronic diode, and an organic optoelectronic diode and a display device including the same.
    Type: Grant
    Filed: July 4, 2018
    Date of Patent: June 27, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Dong Wan Ryu, Sangshin Lee, Seungjae Lee, Sung-Hyun Jung, Eun Sun Yu, Dalho Huh
  • Organic compound, organic optoelectric diode, and display device
    Patent number: 11673875
    Abstract: The present invention relates to an organic compound represented by Chemical Formula 1, an organic optoelectronic diode, and a display device.
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: June 13, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Sung-Hyun Jung, Dong Wan Ryu, Chang Ju Shin, Hanill Lee, Chunkeun Jang
  • Composition for organic optoelectronic element, organic optoelectronic element, and display device
    Patent number: 11659765
    Abstract: The present invention relates to a composition for an organic optoelectronic element, and an organic optoelectronic element and a display device utilizing same, wherein the composition includes a first compound for an organic optoelectronic element, the first compound being represented by a combination of specific chemical formulae; and a second compound for an organic optoelectronic element, the second compound being represented by a different specific chemical formula.
    Type: Grant
    Filed: October 10, 2018
    Date of Patent: May 23, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Seungjae Lee, Hyung Sun Kim, Dong Wan Ryu, Juyeon Jung, Ho Kuk Jung, Changwoo Kim, Hyunjung Kim, Chang Ju Shin, Yongtak Yang, Sung-Hyun Jung
  • Compound for organic optoelectronic device and organic optoelectronic device and display device
    Patent number: 11655205
    Abstract: A compound for an organic optoelectronic device, an organic optoelectronic device, and a display device including the same, the compound being represented by Chemical Formula 1:
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: May 23, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Dong Wan Ryu, Jinhyun Lui, Hyunji Yoo, Youngkyoung Jo, Seungchul Lyu, Min Seok Seo, Ho Kuk Jung, Sung-Hyun Jung
  • Compound, composition and organic optoelectronic device and display device
    Patent number: 11616202
    Abstract: A compound represented by a combination of Chemical Formula 1 and Chemical Formula 2 bonded together, a composition including the compound, an organic optoelectronic device, and a display device are disclosed. In Chemical Formula 1 and Chemical Formula 2, each substituent is the same as described in the specification.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: March 28, 2023
    Assignees: Samsung SDI Co., Ltd., Samsung Electronics Co., Ltd.
    Inventors: Seungjae Lee, Changwoo Kim, Byungku Kim, Hyung Sun Kim, Dong Wan Ryu, Chang Ju Shin, Kipo Jang, Min Seok Seo, Sung-Hyun Jung
  • Compound, organic optoelectronic element comprising same and display device thereof
    Patent number: 11563179
    Abstract: The present invention relates to a compound represented by formula 1, an organic optoelectronic element comprising the same, and a display device comprising the organic optoeletric element. Formula 1 and the description regarding the samen are as defined in the specification.
    Type: Grant
    Filed: April 13, 2015
    Date of Patent: January 24, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Dong-Wan Ryu, Young-Kyoung Jo, Sung-Hyun Jung, Chang-Ju Shin, Han-Ill Lee, Eui-Su Kang, Chang-Woo Kim, Min-Jee Park, Eun-Sun Yu, Pyeong-Seok Cho
  • COMPOUND FOR ORGANIC OPTOELECTRONIC DIODE, COMPOSITION FOR ORGANIC OPTOELECTRONIC DIODE, ORGANIC OPTOELECTRONIC DIODE, AND DISPLAY DEVICE
    Publication number: 20220384738
    Abstract: a compound for an organic optoelectronic device represented by a combination of Chemical Formula 1 and 2, a composition for an organic optoelectronic device including the same, an organic optoelectronic device, and a display device. Details of Chemical Formulas 1 and 2 are as described in the specification.
    Type: Application
    Filed: June 26, 2020
    Publication date: December 1, 2022
    Inventors: Jinhyun LUI, Dong Min KANG, Dong Wan RYU, Ho Kuk JUNG, Sangshin LEE, Jaehoon KIM, Changwoo KIM, Chang Ju SHIN, Namheon LEE, Sung-Hyun JUNG
  • Compound for organic optoelectronic diode, organic optoelectronic diode, and display device
    Patent number: 11482682
    Abstract: Disclosed are a compound for an organic optoelectronic diode, a composition for an organic optoelectronic diode, including the compound for the organic optoelectronic diode, an organic optoelectronic diode including the same, and a display device.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: October 25, 2022
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Chang Ju Shin, Changwoo Kim, Hyung Sun Kim, Dong Wan Ryu, Seungjae Lee, Yuna Jang, Dong Min Kang, Eun Sun Yu, Hanill Lee, Sung-Hyun Jung, Juyeon Jung, Ho Kuk Jung
  • Organic optoelectronic diode and display device
    Patent number: 11450813
    Abstract: Provided are an organic optoelectronic diode and a display device, the organic optoelectronic diode including a cathode and an anode facing each other; at least one organic layer disposed between the cathode and the anode, wherein the organic layer includes a composition for an organic optoelectronic device including a first compound for an organic optoelectronic device represented by a combination of Chemical Formula 1 and Chemical Formula 2, and a second compound for an organic optoelectronic device represented by Chemical Formula 3; and a dopant having a maximum emission wavelength of 570 nm to 750 nm. The detailed descriptions of Chemical Formula 1 to Chemical Formula 3 are the same as that defined in the specification.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: September 20, 2022
    Assignees: SAMSUNG SDI CO., LTD., SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Pyeongseok Cho, Dongyeong Kim, Dong Wan Ryu, Byoungkwan Lee, Sung-Hyun Jung, Dalho Huh
  • COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE AND COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE
    Publication number: 20220140251
    Abstract: Disclosed are the compound for an organic optoelectronic device, the compound being represented by Chemical Formula 1, a composition for an organic optoelectronic device including the compound for an organic optoelectronic device, an organic optoelectronic device, and a display device. In Chemical Formula 1, each substituent is the same as defined in the specification.
    Type: Application
    Filed: January 5, 2022
    Publication date: May 5, 2022
    Inventors: Jinhyun LUI, Changwoo KIM, Dong Wan RYU, Chang Ju SHIN, Hyung Sun KIM, Seungjae LEE, Jihun SHIN, Sung-Hyun JUNG, Ho Kuk JUNG
  • COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE, AND DISPLAY DEVICE
    Publication number: 20220069234
    Abstract: Disclosed are a compound for an organic optoelectronic device represented by Chemical Formula 1, and an organic optoelectronic device and a display device including the same. Details of Chemical Formula 1 are as defined in the specification.
    Type: Application
    Filed: November 22, 2019
    Publication date: March 3, 2022
    Inventors: Chang Ju SHIN, Hyung Sun KIM, Dong Wan RYU, Jongwoo WON, Hanill LEE, Jinseok JANG, Ho Kuk JUNG, Dongkyu RYU, Hyunji YOO, Mijin LEE, Sung-Hyun JUNG
  • COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE AND ORGANIC OPTOELECTRONIC DEVICE AND DISPLAY DEVICE
    Publication number: 20220069229
    Abstract: Disclosed are a compound represented by Chemical Formula 1, a composition including the same, an organic optoelectronic device, and a display device. The details of chemical formula 1 are as defined in the specification.
    Type: Application
    Filed: November 22, 2019
    Publication date: March 3, 2022
    Inventors: Chang Ju SHIN, Changwoo KIM, Hyung Sun KIM, Dong Wan RYU, Seungjae LEE, Hanill LEE, Ho Kuk JUNG, Jinhyun LUI, Seungin PARK, Dongkyu RYU, Sung-Hyun JUNG
  • COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE, AND DISPLAY DEVICE
    Publication number: 20220024927
    Abstract: A compound for an organic optoelectronic device, a composition for an organic optoelectronic device, an organic optoelectronic device, and a display device, the compound being represented by Chemical Formula 1:
    Type: Application
    Filed: May 10, 2021
    Publication date: January 27, 2022
    Inventors: Chang Ju SHIN, Dong Wan RYU, Jongwoo WON, Dongkyu RYU, Hanill LEE, Jinseok JANG, Sung-Hyun JUNG, Ho Kuk JUNG
  • COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE AND DISPLAY DEVICE
    Publication number: 20220020933
    Abstract: A compound for an organic optoelectronic device, a composition for an organic optoelectronic device including the same, an organic optoelectronic device, and a display device, the compound being represented by Chemical Formula 1:
    Type: Application
    Filed: July 9, 2021
    Publication date: January 20, 2022
    Inventors: Jongwoo WON, Dong Wan RYU, Hayun SONG, Eunhye AN, Hyung Sun KIM, Jinhyun LUI, Mijin LEE, Hyungyu LEE, Sung-Hyun JUNG, Ho Kuk JUNG
  • Compound for organic optoelectronic device, composition for organic optoelectronic device and organic optoelectronic device and display device
    Patent number: 11223019
    Abstract: Disclosed are the compound for an organic optoelectronic device, the compound being represented by Chemical Formula 1, a composition for an organic optoelectronic device including the compound for an organic optoelectronic device, an organic optoelectronic device, and a display device. In Chemical Formula 1, each substituent is the same as defined in the specification.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: January 11, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jinhyun Lui, Changwoo Kim, Dong Wan Ryu, Chang Ju Shin, Hyung Sun Kim, Seungjae Lee, Jihun Shin, Sung-Hyun Jung, Ho Kuk Jung
  • Compound for organic optoelectronic device, composition for organic optoelectronic device and organic optoelectronic device and display device
    Patent number: 11217756
    Abstract: Disclosed are the compound for an organic optoelectronic device, the compound being represented by Chemical Formula 1, a composition for an organic optoelectronic device including the compound for an organic optoelectronic device, an organic optoelectronic device, and a display device. In Chemical Formula 1, each substituent is the same as defined in the specification.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: January 4, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jinhyun Lui, Changwoo Kim, Dong Wan Ryu, Chang Ju Shin, Hyung Sun Kim, Seungjae Lee, Jihun Shin, Sung-Hyun Jung, Ho Kuk Jung
  • COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE, AND DISPLAY DEVICE
    Publication number: 20210395277
    Abstract: A composition for an organic optoelectronic device, an organic optoelectronic device, and a display device, the composition including a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2,
    Type: Application
    Filed: June 2, 2021
    Publication date: December 23, 2021
    Inventors: Byungku KIM, Dong Wan RYU, Dongyeong KIM, Junmo PARK, Sung-Hyun JUNG, Eunjeong CHOI, Ji hun SHIN, Jinseok JANG, Ho Kuk JUNG
  • Organic optoelectronic device and display device
    Patent number: 11145820
    Abstract: An organic optoelectronic device and a display device including the same, the organic optoelectronic device including: an anode and a cathode facing each other; a light-emitting layer positioned between the anode and the cathode; a hole transport layer positioned between the anode and the light-emitting layer; an auxiliary hole transport layer positioned between the hole transport layer and the light-emitting layer; an electron transport layer positioned between the cathode and the light-emitting layer; and an auxiliary electron transport layer positioned between the electron transport layer and the light-emitting layer, wherein the auxiliary electron transport layer includes at least one kind of first compound represented by chemical formula 1, and the auxiliary hole transport layer includes at least one kind of second compound represented by a combination of a moiety represented by chemical formula 2, a moiety represented by chemical formula 3 and a moiety represented by chemical formula 4.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: October 12, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ho-Kuk Jung, Jae-Jin Oh, Dong-Wan Ryu, Su-Jin Han, Gi-Wook Kang, Eui-Su Kang, Youn-Hwan Kim, Hun Kim, Jae-Han Park, Yong-Tak Yang, Eun-Sun Yu, Han-Ill Lee, Woo-Seok Jeong