Patents by Inventor Yea Mi SONG

Yea Mi SONG 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: 20240130230
    Abstract: The present disclosure relates to a plurality of host materials, organic electroluminescent compounds, and organic electroluminescent devices comprising the same. By comprising specific combinations of compounds according to the present disclosure as the plurality of host materials or by comprising a compound according to the present disclosure, it is possible to provide organic electroluminescent devices having improved lifespan characteristics compared to conventional organic electroluminescent devices.
    Type: Application
    Filed: August 8, 2023
    Publication date: April 18, 2024
    Inventors: Doo-Hyeon MOON, DaiKyu KIM, Hyo-Jung LEE, Yea-Mi SONG, Kyoung-Jin PARK, Hyun-Ju KANG, Ga-Won LEE, Mi-Ja LEE, Kyung-Hoon CHOI
  • Publication number: 20240090324
    Abstract: The present disclosure relates to a plurality of host materials, an organic electroluminescent compound, and an organic electroluminescent device comprising the same. An organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifespan properties compared to a conventional organic electroluminescent device can be provided by including the specific combination of compounds according to the present disclosure as a plurality of host materials or by including the compound according to the present disclosure.
    Type: Application
    Filed: July 18, 2023
    Publication date: March 14, 2024
    Inventors: Hyo-Jung LEE, Yea-Mi SONG, Hyun-Ju KANG, Mi-Ja LEE, Doo-Hyeon MOON, Kyoung-Jin PARK, Du-Yong PARK, DaiKyu KIM
  • Publication number: 20240074312
    Abstract: The present disclosure relates to a plurality of host materials comprising a first host material comprising at least one compound represented by formula 1 and a second host material comprising at least one compound represented by formula 2, and an organic electroluminescent device comprising the same. An organic electroluminescent device having significantly improved lifetime properties is provided by comprising a specific combination of compounds according to the present disclosure as host materials.
    Type: Application
    Filed: July 13, 2023
    Publication date: February 29, 2024
    Inventors: Hyun-Ju KANG, Hyo-Jung LEE, Doo-Hyeon MOON, Kyoung-Jin PARK, Yea-Mi SONG, Mi-Ja LEE, DaiKyu KIM, Hyun KIM
  • Publication number: 20240032418
    Abstract: The present disclosure relates to a plurality of host materials, an organic electroluminescent compound, and an organic electroluminescent device comprising the same. An organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifespan properties can be provided by including the organic electroluminescent compound according to the present disclosure as an organic electroluminescent material or by including a specific combination of compounds according to the present disclosure as a plurality of host materials.
    Type: Application
    Filed: June 5, 2023
    Publication date: January 25, 2024
    Inventors: Yea-Mi SONG, Doo-Hyeon MOON, Hyo-Jung LEE, Hyun-Ju KANG, Kyoung-Jin PARK, Mi-Ja LEE, DaiKyu KIM
  • Publication number: 20230413667
    Abstract: The present disclosure relates to a plurality of host materials comprising at least one first host compound represented by Formula 1 and at least one second host compound represented by Formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds according to the present disclosure as host materials, an organic electroluminescent device having significantly improved lifespan characteristics can be provided.
    Type: Application
    Filed: May 24, 2023
    Publication date: December 21, 2023
    Inventors: Doo-Hyeon MOON, Mi-Ja LEE, Kyoung-Jin PARK, Yea-Mi SONG, Hyun-Ju KANG, Hyo-Jung LEE, Chi-Sik KIM, DaiKyu KIM
  • Publication number: 20230403932
    Abstract: The present disclosure relates to a plurality of host materials and an organic electroluminescent device comprising the same. An organic electroluminescent device with improved lifespan properties can be produced by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials.
    Type: Application
    Filed: May 2, 2023
    Publication date: December 14, 2023
    Inventors: Doo-Hyeon MOON, Kyoung-Jin PARK, Mi-Ja LEE, Hyun-Woo KANG, Hyun-Ju KANG, Hyo-Jung LEE, Yea-Mi SONG, DaiKyu KIM
  • Publication number: 20230150955
    Abstract: Disclosed are oxadiazole compounds and pharmaceutically acceptable salts thereof. The compounds and pharmaceutically acceptable salts thereof are specifically suitable for the treatment of neurological diseases such as epilepsy.
    Type: Application
    Filed: January 18, 2023
    Publication date: May 18, 2023
    Inventors: Choon Ho RYU, Min Soo Han, Yeo Jin Yoon, Yu Jin Kim, Ka Eun Lee, Ju Young Lee, Myung Jin Jung, Eun Hee Baek, Yu Jin Shin, Eun Ju Choi, Young Soon Kang, Yong Soo Kim, Yea Mi Song, Jin Sung Kim, Hee Jang Lim
  • Patent number: 11603358
    Abstract: Disclosed are oxadiazole compounds and pharmaceutically acceptable salts thereof. The compounds and pharmaceutically acceptable salts thereof are specifically suitable for the treatment of neurological diseases such as epilepsy.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: March 14, 2023
    Assignee: SK BIOPHARMACEUTICALS CO., LTD.
    Inventors: Choon Ho Ryu, Min Soo Han, Yeo Jin Yoon, Yu Jin Kim, Ka Eun Lee, Ju Young Lee, Myung Jin Jung, Eun Hee Baek, Yu Jin Shin, Eun Ju Choi, Young Soon Kang, Yong Soo Kim, Yea Mi Song, Jin Sung Kim, Hee Jeong Lim
  • Publication number: 20220024886
    Abstract: Disclosed are oxadiazole compounds and pharmaceutically acceptable salts thereof. The compounds and pharmaceutically acceptable salts thereof are specifically suitable for the treatment of neurological diseases such as epilepsy.
    Type: Application
    Filed: May 24, 2021
    Publication date: January 27, 2022
    Inventors: Choon Ho RYU, Min Soo HAN, Yeo Jin YOON, Yu Jin KIM, Ka Eun LEE, Ju Young LEE, Myung Jin JUNG, Eun Hee BAEK, Yu Jin SHIN, Eun Ju CHOI, Young Soon KANG, Yong Soo KIM, Yea Mi SONG, Jin Sung KIM, Hee Jeong LIM
  • Patent number: 11053208
    Abstract: Disclosed are oxadiazole compounds and pharmaceutically acceptable salts thereof. The compounds and pharmaceutically acceptable salts thereof are specifically suitable for the treatment of neurological diseases such as epilepsy.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: July 6, 2021
    Assignee: SK BIOPHARMACEUTICALS CO., LTD.
    Inventors: Choon Ho Ryu, Min Soo Han, Yeo Jin Yoon, Yu Jin Kim, Ka Eun Lee, Ju Young Lee, Myung Jin Jung, Eun Hee Baek, Yu Jin Shin, Eun Ju Choi, Young Soon Kang, Yong Soo Kim, Yea Mi Song, Jin Sung Kim, Hee Jeong Lim
  • Publication number: 20210115001
    Abstract: Disclosed are oxadiazole compounds and pharmaceutically acceptable salts thereof. The compounds and pharmaceutically acceptable salts thereof are specifically suitable for the treatment of neurological diseases such as epilepsy.
    Type: Application
    Filed: September 20, 2019
    Publication date: April 22, 2021
    Inventors: Choon Ho RYU, Min Soo HAN, Yeo Jin YOON, Yu Jin KIM, Ka Eun LEE, Ju Young LEE, Myung Jin JUNG, Eun Hee BAEK, Yu Jin SHIN, Eun Ju CHOI, Young Soon KANG, Yong Soo KIM, Yea Mi SONG, Jin Sung KIM, Hee Jeong LIM