Patents by Inventor Jeong Hyun YANG

Jeong Hyun YANG 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).

  • ORGANIC ELECTROLUMINESCENT DEVICE
    Publication number: 20240147845
    Abstract: The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device of the present disclosure shows high luminous efficiency and good lifespan by comprising a specific combination of the plural kinds of host compounds and a specific hole transport compound.
    Type: Application
    Filed: December 6, 2023
    Publication date: May 2, 2024
    Inventors: Kyoung-Jin PARK, Tae-Jin LEE, Jae-Hoon SHIM, Yoo Jin DOH, Hee-Choon AHN, Young-Kwang KIM, Doo-Hyeon MOON, Jeong-Eun YANG, Su-Hyun LEE, Chi-Sik KIM, Ji-Song JUN
  • Composition
    Publication number: 20240132655
    Abstract: A composition which can be cured at room temperature; and can form a heat dissipation material exhibiting an appropriate level of hardness, low adhesion force, and excellent thermal conductivity, is provided. In addition, the composition can achieve the low adhesion force, and the like without using a plasticizer or the like, or in a state where even if the plasticizer is used, the use ratio thereof is minimized. A product containing the composition, or a cured body thereof is also provided.
    Type: Application
    Filed: September 28, 2022
    Publication date: April 25, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Do Yeon Kim, Young Jo Yang, Jeong Hyun Lee, Yang Gu Kang
  • WATER-COOLED HEAT DISSIPATION MODULE ASSEMBLY
    Publication number: 20240121924
    Abstract: A water-cooled heat dissipation module assembly capable of cooling a power module of a vehicle driving inverter system using a battery or fuel cell. The water-cooled heat dissipation module assembly includes a housing unit provided in the form of a housing having an opening portion at least partially opened at one side thereof. The housing unit and at least a part of a rim region of the cooling unit are made of a plastic material, and the housing unit and the cooling unit are joined to each other by plastic welding using a laser.
    Type: Application
    Filed: August 4, 2022
    Publication date: April 11, 2024
    Inventors: Kwan Ho RYU, Jeong Keun LEE, Min Woo LEE, Ju Hyun SUN, Tae Keun PARK, Kang Wook PARK, Lee Cheol JI, Hyeok Chul YANG, Tae Heon KIM, Keun Jae LEE
  • Organic electroluminescent device
    Patent number: 11917907
    Abstract: The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device of the present disclosure shows high luminous efficiency and good lifespan by comprising a specific combination of the plural kinds of host compounds and a specific hole transport compound.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: February 27, 2024
    Assignee: Rohm and Haas Electronic Materials Korea Ltd.
    Inventors: Kyoung-Jin Park, Tae-Jin Lee, Jae-Hoon Shim, Yoo Jin Doh, Hee-Choon Ahn, Young-Kwang Kim, Doo-Hyeon Moon, Jeong-Eun Yang, Su-Hyun Lee, Chi-Sik Kim, Ji-Song Jun
  • Method and apparatus of providing chatrooms for consultation
    Patent number: 10616290
    Abstract: Provided is an apparatus and method for providing a chatroom for consultation. The consultation chatroom providing apparatus generates an identification code by receiving consultation meta information and partner profile information from a partner server, generates a consultation chatroom by receiving the partner profile information and user information from a user terminal that scans or receives the identification code, and pushes information about the consultation chatroom to the user terminal.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: April 7, 2020
    Assignee: KAKAO CORP.
    Inventors: Sung Hyun Choi, Eun Joo Kim, Hee Jin Lim, Eun Ha Ahn, Mi Ok Kim, Sol Ji Park, Sung Bum Hong, Cheol Wong Kam, Jeong Hyun Yang
  • METHOD AND APPARATUS OF PROVIDING CHATROOMS FOR CONSULTATION
    Publication number: 20180034866
    Abstract: Provided is an apparatus and method for providing a chatroom for consultation. The consultation chatroom providing apparatus generates an identification code by receiving consultation meta information and partner profile information from a partner server, generates a consultation chatroom by receiving the partner profile information and user information from a user terminal that scans or receives the identification code, and pushes information about the consultation chatroom to the user terminal.
    Type: Application
    Filed: July 27, 2017
    Publication date: February 1, 2018
    Inventors: Sung Hyun CHOI, Eun Joo KIM, Hee Jin LIM, Eun Ha AHN, Mi Ok KIM, Sol Ji PARK, Sung Bum HONG, Cheol Wong KAM, Jeong Hyun YANG