Patents by Inventor Jae-Choon JUN

Jae-Choon JUN 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
  • MULTI-COMPONENT HOST MATERIAL AND AN ORGANIC ELECTROLUMINESCENCE DEVICE COMPRISING THE SAME
    Publication number: 20240090328
    Abstract: The present invention relates to a multi-component host material and an organic electroluminescent device comprising the same. By comprising a specific combination of the multi-component host compounds, the organic electroluminescent device according to the present invention can provide high luminous efficiency and excellent lifespan characteristics.
    Type: Application
    Filed: October 26, 2023
    Publication date: March 14, 2024
    Inventors: Hee-Choon AHN, Young-Kwang KIM, Su-Hyun LEE, Ji-Song JUN, Seon-Woo LEE, Chi-Sik KIM, Kyoung-Jin PARK, Nam-Kyun KIM, Kyung-Hoon CHOI, Jae-Hoon SHIM, Young-Jun CHO, Kyung-Joo 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
  • Electronic device and method for processing user speech
    Patent number: 10803862
    Abstract: An electronic device and method are provided for processing user speech.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: October 13, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Dong-Ho Jang, Ga-Jin Song, Kyung-Tae Kim, Kyu-Young Kim, Yong Joon Jeon, Min-Sung Kim, Jin-Woong Kim, Kwang-Bin Lee, Ji-Young Lee, Jae-Choon Jun, Ho-Jun Jaygarl
  • ELECTRONIC DEVICE AND METHOD FOR PROCESSING USER SPEECH
    Publication number: 20180308480
    Abstract: An electronic device and method are provided for processing user speech.
    Type: Application
    Filed: April 19, 2018
    Publication date: October 25, 2018
    Inventors: Dong-Ho JANG, Ga-Jin SONG, Kyung-Tae KIM, Kyu-Young KIM, Yong Joon JEON, Min-Sung KIM, Jin-Woong KIM, Kwang-Bin LEE, Ji-Young LEE, Jae-Choon JUN, Ho-Jun JAYGARL