Patents by Inventor Dae Seo

Dae Seo 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: 20220216409
    Abstract: The present disclosure relates to an organic light emitting device that includes a substrate, and an organic light emitting diode positioned on the substrate and including a first electrode, a second electrode facing the first electrode, a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes, a first electron blocking layer including an electron blocking material and positioned between the first electrode and the first emitting material layer, and a first hole blocking layer including a hole blocking material and positioned between the second electrode and the first emitting material layer, wherein the first host is deuterated.
    Type: Application
    Filed: November 5, 2021
    Publication date: July 7, 2022
    Inventors: Su-Na Choi, In-Bum Song, Jeong-Dae Seo
  • Publication number: 20220216417
    Abstract: The present disclosure relates to an organic light emitting diode comprising a first electrode; a second electrode facing the first electrode; a first emitting part including a first emitting material layer and a hole injection layer and positioned between the first and second electrodes, wherein the hole injection layer includes a first hole injection material and a second hole injection material and is positioned between the first electrode and the first emitting material layer, and wherein the first hole injection material is an indacene derivative, and the second hole injection material includes at least one of fluorene derivatives having different structures.
    Type: Application
    Filed: December 17, 2021
    Publication date: July 7, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Ji-Cheol SHIN, Jeong-Dae SEO, Shin-Han Kim, Seon-Keun YOO
  • Publication number: 20220213127
    Abstract: An emitting compound of following and an organic light emitting device includes the flowing emitting compound.
    Type: Application
    Filed: July 29, 2021
    Publication date: July 7, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220216410
    Abstract: The present disclosure relates to an organic light emitting device. In particular, the present disclosure relates to an organic light emitting diode and an organic light emitting device each of which includes at least one emitting material layer comprising a boron-based dopant and an anthracene-based host substituted with at least one deuterium, at least one electron blocking layer including an amine-based compound substituted with at least one spiro aryl group, and optionally at least one hole blocking layer including an azine-based or a benzimidazole-based compound. The organic light emitting diode and the organic light emitting device has improved luminous efficiency and enhanced luminous lifespan.
    Type: Application
    Filed: November 11, 2021
    Publication date: July 7, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220216407
    Abstract: The present disclosure relates to an organic light emitting device that includes a substrate, and an organic light emitting diode positioned on the substrate and including a first electrode, a second electrode facing the first electrode, and a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes, wherein the first host is deuterated.
    Type: Application
    Filed: November 3, 2021
    Publication date: July 7, 2022
    Inventors: Su-Na Choi, In-Bum Song, Jeong-Dae Seo
  • Publication number: 20220216408
    Abstract: The present disclosure relates to an organic light emitting device that includes a substrate, and an organic light emitting diode positioned on the substrate and including a first electrode, a second electrode facing the first electrode, and a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes, wherein the first host is deuterated.
    Type: Application
    Filed: November 4, 2021
    Publication date: July 7, 2022
    Inventors: Su-Na Choi, In-Bum Song, Jeong-Dae Seo
  • Publication number: 20220209123
    Abstract: The present disclosure relates to an emitting compound and organic light emitting device including the same, more specifically, relates to an emitting compound of following and an organic light emitting diode and an organic light emitting device each including the emitting compound.
    Type: Application
    Filed: December 2, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220204532
    Abstract: The present disclosure relates to an emitting compound and organic light emitting device including the same, and more specifically, relates to an emitting compound of following and an organic light emitting diode and an organic light emitting device each including the emitting compound.
    Type: Application
    Filed: July 13, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220209119
    Abstract: The present disclosure relates to an organic light emitting device. In particular, the present disclosure relates to an organic light emitting diode and an organic light emitting device each of which includes at least one emitting material layer including a boron-based dopant and an anthracene-based host substituted with at least one deuterium, at least one electron blocking layer including an amine-based compound substituted with at least one polycyclic aryl, and optionally at least one hole blocking layer including an azine-based or a benzimidazole-based compound. The organic light emitting diode and the organic light emitting device has improved luminous efficiency and enhanced luminous lifespan.
    Type: Application
    Filed: November 10, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na Choi, In-Bum Song, Jeong-Dae Seo
  • Publication number: 20220209115
    Abstract: An organic light emitting diode and an organic light emitting device including the same are described. The organic light emitting diode can include a first electrode, a second electrode facing the first electrode, and a first emitting part including a red emitting material layer and a first hole transporting layer and positioned between the first and second electrodes. The red emitting material layer can include a first red host and a red dopant, and the first hole transporting layer can include a hole transporting material and is positioned between the first electrode and the red emitting material layer.
    Type: Application
    Filed: November 9, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Young-Jun YU, Sang-Beom KIM, Jung-Keun KIM, Jeong-Dae SEO, Sung-Hoon KIM, Kwang-Seok DO, Dong-Hun LEE, Won-Bin KIM
  • Publication number: 20220209131
    Abstract: An organic light emitting diode and an organic light emitting device including the same are discussed. The organic light emitting diode can include a first electrode, a second electrode facing the first electrode, and a first emitting part including a green emitting material layer and positioned between the first and second electrodes. The green emitting material layer can include a first host, a second host and a dopant, wherein at least one of the first host and the second host is deuterated.
    Type: Application
    Filed: November 30, 2021
    Publication date: June 30, 2022
    Applicants: LG DISPLAY CO., LTD., ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
    Inventors: Young-Jun YU, Sang-Beom KIM, Do-Han KIM, Jeong-Dae SEO, Chi-Sik KIM, Kyoung-Jin PARK, Soo-Yong LEE, Seung-Hoon YOO
  • Publication number: 20220209130
    Abstract: The present disclosure relates to a luminescent compound, and an organic light emitting diode and organic light emitting device having the compound, more specifically, relates to a luminescent compound having the following structure of Formula 1, an organic light emitting diode (OLED) and an organic light emitting device that includes the luminescent compound. The OLED and the organic light emitting device including the luminescent compound can improve their luminous efficiency and luminous lifespan.
    Type: Application
    Filed: August 4, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220209120
    Abstract: The present disclosure relates to an organic light emitting device that includes a substrate; and an organic light emitting diode positioned on the substrate and including a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes; a first electron blocking layer including an electron blocking material of amine derivative and positioned between the first electrode and the first emitting material layer; and a first hole blocking layer including a hole blocking material and positioned between the second electrode and the first emitting material layer, wherein the first host is deuterated.
    Type: Application
    Filed: November 10, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220209118
    Abstract: The present disclosure relates to a luminescent compound having the following structure of Formula 1, an organic light emitting diode (OLED) and an organic light emitting device that includes the luminescent compound. The OLED and the organic light emitting device including the luminescent compound can improve their luminous efficiency and luminous lifespan.
    Type: Application
    Filed: September 9, 2021
    Publication date: June 30, 2022
    Applicant: LG Display Co., Ltd.
    Inventors: Su-Na Choi, In-Bum Song, Jeong-Dae Seo
  • Publication number: 20220209122
    Abstract: The present disclosure relates to an organic light emitting device that includes a substrate; and an organic light emitting diode positioned on the substrate and including a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes; a first electron blocking layer including an electron blocking material and positioned between the first electrode and the first emitting material layer; and a first hole blocking layer including a hole blocking material and positioned between the second electrode and the first emitting material layer, wherein the first host is deuterated.
    Type: Application
    Filed: November 29, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220199909
    Abstract: The present disclosure relates to an organic light emitting diode including a first electrode; a second electrode facing the first electrode; a first emitting part positioned between the first and second electrodes and including a first emitting material layer, a hole injection layer between the first electrode and the first emitting material layer and a first hole transporting layer between the hole injection layer and the first emitting material layer, wherein the hole injection layer includes a hole injection material, and the first hole transporting layer includes at least one of a first hole transporting material and a second hole transporting material, and wherein the first hole transporting material and the second hole transporting material are fluorene derivatives having different structures.
    Type: Application
    Filed: December 10, 2021
    Publication date: June 23, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Ji-Cheol SHIN, Jeong-Dae SEO, Shin-Han KIM
  • Publication number: 20220194883
    Abstract: The present disclosure relates to an organic compound being represented by Formula 1, an organic light emitting diode including the organic compound and an organic light emitting device including the organic light emitting diode. The organic compound is included in an organic layer of the organic light emitting diode.
    Type: Application
    Filed: December 16, 2021
    Publication date: June 23, 2022
    Applicants: LG Display Co., Ltd, LG CHEM, LTD.
    Inventors: Ji-Cheol SHIN, Shin-Han KIM, Jeong-Dae SEO, Joo-Yong YOON, Jun YUN, Dong-Heon KIM, Yong-Han LEE, Sung-Jae LEE
  • Patent number: 11365567
    Abstract: A power child lock system for a vehicle includes a power actuator, a wheel gear which is rotated by the power actuator, a child lock link which is moved by the wheel gear, a child lock lever which is moved by the child lock link, an inside lever which is connected to an inside handle assembly through a cable, a release lever which is mechanically connected to a door latch mechanism, and an indicator lever which is rotatable by the movement of the child lock link. The indicator lever is mounted to close a mounting hole of an inner panel.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: June 21, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Hyong Don Kim, Yong Dae Seo
  • Publication number: 20220173323
    Abstract: An organic light emitting diode and an organic light emitting device containing the same are provided. The organic light emitting diode includes at least two emitting parts each of which includes independently an emitting material layer. Each of the emitting material layers includes independently an anthracene-based host having different deuterium substitution rates. The organic light emitting device includes the organic light emitting diode. Hosts with different deuterium substitution rates are introduced into each organic emitting material layer to improve luminous efficiency and luminous lifespan of the organic light emitting diode and the organic light emitting device.
    Type: Application
    Filed: December 1, 2021
    Publication date: June 2, 2022
    Inventors: Young-Jun YU, Sang-Beom KIM, Hyun-Chul CHOI, Ji-Ho BAEK, In-Bum SONG, Jeong-Dae SEO, Sun-Kap KWON
  • Publication number: 20220173324
    Abstract: An organic light emitting device that includes a substrate and an organic light emitting diode positioned on the substrate is provided. The organic light emitting diode includes a first electrode, a second electrode facing the first electrode, a first emitting material layer including a first compound and positioned between the first and second electrodes, and a second emitting material layer including a second compound and positioned between the first emitting material layer and the second electrode. Each of the first and second compounds is an anthracene derivative, and a deuteration ratio of the first compound is greater than that of the second compound.
    Type: Application
    Filed: December 1, 2021
    Publication date: June 2, 2022
    Inventors: Young-Jun YU, Sang-Beom KIM, Hyun-Chul CHOI, In-Bum SONG, Do-Han KIM, Jeong-Dae SEO, Tae-Shick KIM