Patents by Inventor Eun-Ju Ryu

Eun-Ju 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).

  • Publication number: 20240099129
    Abstract: The present invention relates to a composition for an organic optoelectronic device, the composition comprising: a first host compound represented by Chemical Formula 1 below; and a second host compound represented by Chemical Formula 2 below, to an organic optoelectronic device using the composition and a display device. The details of Chemical Formulas 1 and 2 above are as defined in the specification.
    Type: Application
    Filed: November 7, 2023
    Publication date: March 21, 2024
    Inventors: Dong Wan RYU, Chang Ju SHIN, Seungjae LEE, Hyung Sun KIM, Yuna JANG, Eun Sun YU, Sung-Hyun JUNG
  • Publication number: 20240088432
    Abstract: An embodiment sulfur dioxide-based inorganic electrolyte is provided in which the sulfur dioxide-based inorganic electrolyte is represented by a chemical formula M·(A1·Cl(4-x)Fx)z·ySO2. In this formula, M is a first element selected from the group consisting of Li, Na, K, Ca, and Mg, A1 is a second element selected from the group consisting of Al, Fe, Ga, and Cu, x satisfies a first equation 0?x?4, y satisfies a second equation 0?y?6, and z satisfies a third equation 1?z?2.
    Type: Application
    Filed: April 12, 2023
    Publication date: March 14, 2024
    Inventors: Kyu Ju Kwak, Won Keun Kim, Eun Ji Kwon, Samuel Seo, Yeon Jong Oh, Kyoung Han Ryu, Dong Hyun Lee, Han Su Kim, Ji Whan Lee, Seong Hoon Choi, Seung Do Mun
  • Publication number: 20240090325
    Abstract: The present invention relates to a composition for an organic optoelectronic device, the composition comprising: a first host compound represented by Chemical Formula 1 below; and a second host compound represented by Chemical Formula 2 below, to an organic optoelectronic device using the composition and a display device. The details of Chemical Formulas 1 and 2 above are as defined in the specification.
    Type: Application
    Filed: November 7, 2023
    Publication date: March 14, 2024
    Inventors: Dong Wan RYU, Chang Ju SHIN, Seungjae LEE, Hyung Sun KIM, Yuna JANG, Eun Sun YU, Sung-Hyun JUNG
  • Publication number: 20220117941
    Abstract: The present invention relates to a use of a pharmaceutical composition comprising the carbamate compound of chemical formula 1 in preventing, alleviating, or treating acute stress disorder or post-traumatic stress disorder by administering the pharmaceutical composition.
    Type: Application
    Filed: September 20, 2019
    Publication date: April 21, 2022
    Inventors: Eun Ju RYU, Cheol Young MAENG, Hye Won SHIN
  • Publication number: 20210326984
    Abstract: Provided is a method for effectively distributedly storing and verifying power transaction major data such as bidding, matching, and calculation that takes place as prosumers and consumers participate in an energy transaction service in a private blockchain platform-based peer-to-peer (P2P) network environment. By applying a distributed ledger technology for storing and verifying reliable power transaction data by securing a consensus algorithm and a chaincode of a private blockchain, reliability of a power transaction service between energy market participants may be increased and an added value of reducing transaction costs may be created.
    Type: Application
    Filed: June 24, 2021
    Publication date: October 21, 2021
    Applicant: WIZETECHNOLOGY
    Inventors: Young Jin KIM, Seung Hyeon PARK, Il Soon HAN, Eun Ju RYU
  • Publication number: 20210300933
    Abstract: The present disclosure provides a compound of Chemical Formula (1) or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising the same: wherein X, Z, R1 and R2 are as defined in the specification. The compound of Chemical Formula (1) or pharmaceutically acceptable salt thereof acts as a positive allosteric modulator of metabotropic glutamate receptor subtype 5 (mGluR5), thereby being useful in the prevention or treatment of disorder mediated by glutamate dysfunction and mGluR5.
    Type: Application
    Filed: June 1, 2021
    Publication date: September 30, 2021
    Inventors: Chun Eung PARK, Young Koo JANG, Yong Je SHIN, Ji Yeon KIM, Seung Mo HAM, Yong Gil KIM, Hye Kyung MIN, Soo Bong CHA, Hyo Jun JUNG, Ju Young LEE, Seung Nam HAN, Jin Yong CHUNG, Eun Ju CHOI, Chan Mi JOUNG, Jong Sil PARK, Ji Won LEE, Nahm Ryune CHO, Eun Ju RYU, Cheol Young MAENG
  • Patent number: 11046702
    Abstract: The present disclosure provides a compound of Chemical Formula (1) or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising the same: wherein X, Z, R1 and R2 are as defined in the specification. The compound of Chemical Formula (1) or pharmaceutically acceptable salt thereof acts as a positive allosteric modulator of metabotropic glutamate receptor subtype 5 (mGluR5), thereby being useful in the prevention or treatment of disorder mediated by glutamate dysfunction and mGluR5.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: June 29, 2021
    Assignee: SK BIOPHARMACEUTICALS CO., LTD.
    Inventors: Chun Eung Park, Young Koo Jang, Yong Je Shin, Ji Yeon Kim, Seung Mo Ham, Yong Gil Kim, Hye Kyung Min, Soo Bong Cha, Hyo Jun Jung, Ju Young Lee, Seung Nam Han, Jin Yong Chung, Eun Ju Choi, Chan Mi Joung, Jong Sil Park, Ji Won Lee, Nahm Ryune Cho, Eun Ju Ryu, Cheol Young Maeng
  • Patent number: 11021455
    Abstract: The present invention relates to a novel brominated furanone derivative, a method for preparing the same, and a pharmaceutical composition containing the same as an active ingredient, wherein the novel brominated furanone derivative or a pharmaceutically acceptable 5 salt thereof according to the present invention exhibits a quorum sensing inhibitory activity of bacteria and also can effectively inhibit the formation of biofilm of bacteria, and thus can be used as a pharmaceutical composition containing the same as an active ingredient, thereby having an effect of being useful, 10 for example, for periodontal diseases such as gingivitis and periodontitis, oral diseases, and the like.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: June 1, 2021
    Assignee: Seoul National University R&DB Foundation
    Inventors: Byeong Moon Kim, Bong Kyu Choi, Jae Hyun Sim, Eun Ju Ryu, Ji Su Park, Il Hak Bae
  • Publication number: 20200277298
    Abstract: The present disclosure provides a compound of Chemical Formula (1) or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising the same: wherein X, Z, R1 and R2 are as defined in the specification. The compound of Chemical Formula (1) or pharmaceutically acceptable salt thereof acts as a positive allosteric modulator of metabotropic glutamate receptor subtype 5 (mGluR5), thereby being useful in the prevention or treatment of disorder mediated by glutamate dysfunction and mGluR5.
    Type: Application
    Filed: April 17, 2020
    Publication date: September 3, 2020
    Inventors: Chun Eung PARK, Young Koo JANG, Yong Je SHIN, Ji Yeon KIM, Seung Mo HAM, Yong Gil KIM, Hye Kyung MIN, Soo Bong CHA, Hyo Jun JUNG, Ju Young LEE, Seung Nam HAN, Jin Yong CHUNG, Eun Ju CHOI, Chan Mi JOUNG, Jong Sil PARK, Ji Won LEE, Nahm Ryune CHO, Eun Ju RYU, Cheol Young MAENG
  • Publication number: 20190345126
    Abstract: The present invention relates to a novel brominated furanone derivative, a method for preparing the same, and a pharmaceutical composition containing the same as an active ingredient, wherein the novel brominated furanone derivative or a pharmaceutically acceptable 5 salt thereof according to the present invention exhibits a quorum sensing inhibitory activity of bacteria and also can effectively inhibit the formation of biofilm of bacteria, and thus can be used as a pharmaceutical composition containing the same as an active ingredient, thereby having an effect of being useful, 10 for example, for periodontal diseases such as gingivitis and periodontitis, oral diseases, and the like.
    Type: Application
    Filed: June 13, 2017
    Publication date: November 14, 2019
    Applicant: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Byeong Moon Kim, Bong Kyu Choi, Jae Hyun Sim, Eun Ju Ryu, Ji Su Park, Il Hak Bae
  • Publication number: 20190224222
    Abstract: Provided are a use of D-galactose in inhibition of quorum sensing and/or in prevention and/or treatment of oral bacterial diseases; in particular, a composition for inhibiting quorum sensing and a composition for preventing and/or treating oral bacterial diseases, the composition comprising D-galactose, and a method of inhibiting quorum sensing and a method of preventing and/or treating oral bacterial diseases, the method comprising administering D-galactose.
    Type: Application
    Filed: March 26, 2019
    Publication date: July 25, 2019
    Inventors: Bong Kyu CHOI, Eun Ju Ryu, Jae Hyun Sim, Byeong Moon Kim, Julian Lee, Jun Sim
  • Patent number: 10292993
    Abstract: Provided are a use of D-galactose in inhibition of quorum sensing and/or in prevention and/or treatment of oral bacterial diseases; in particular, a composition for inhibiting quorum sensing and a composition for preventing and/or treating oral bacterial diseases, the composition comprising D-galactose, and a method of inhibiting quorum sensing and a method of preventing and/or treating oral bacterial diseases, the method comprising administering D-galactose.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: May 21, 2019
    Assignees: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, FOUNDATION OF SOONGSIL UNIVERSITY-INDUSTRY COOPERATION
    Inventors: Bong Kyu Choi, Eun Ju Ryu, Jae Hyun Sim, Byeong Moon Kim, Julian Lee, Jun Sim
  • Publication number: 20190031669
    Abstract: The present disclosure provides a compound of Chemical Formula (1) or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising the same: wherein X, Z, R1 and R2 are as defined in the specification. The compound of Chemical Formula (1) or pharmaceutically acceptable salt thereof acts as a positive allosteric modulator of metabotropic glutamate receptor subtype 5 (mGluR5), thereby being useful in the prevention or treatment of disorder mediated by glutamate dysfunction and mGluR5.
    Type: Application
    Filed: September 28, 2018
    Publication date: January 31, 2019
    Inventors: Chun Eung PARK, Young Koo JANG, Yong Je SHIN, Ji Yeon KIM, Seung Mo HAM, Yong Gil KIM, Hye Kyung MIN, Soo Bong CHA, Hyo Jun JUNG, Ju Young LEE, Seung Nam HAN, Jin Yong CHUNG, Eun Ju CHOI, Chan Mi JOUNG, Jong Sil PARK, Ji Won LEE, Nahm Ryune CHO, Eun Ju RYU, Cheol Young MAENG
  • Patent number: 10100057
    Abstract: The present disclosure provides a compound of Chemical Formula (1) or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising the same: wherein X, Z, R1 and R2 are as defined in the specification. The compound of Chemical Formula (1) or pharmaceutically acceptable salt thereof acts as a positive allosteric modulator of metabotropic glutamate receptor subtype 5 (mGluR5), thereby being useful in the prevention or treatment of disorder mediated by glutamate dysfunction and mGluR5.
    Type: Grant
    Filed: July 31, 2017
    Date of Patent: October 16, 2018
    Assignee: SK BIOPHARMACEUTICALS CO., LTD.
    Inventors: Chun Eung Park, Young Koo Jang, Yong Je Shin, Ji Yeon Kim, Seung Mo Ham, Yong Gil Kim, Hye Kyung Min, Soo Bong Cha, Hyo Jun Jung, Ju Young Lee, Seung Nam Han, Jin Yong Chung, Eun Ju Choi, Chan Mi Joung, Jong Sil Park, Ji Won Lee, Nahm Ryune Cho, Eun Ju Ryu, Cheol Young Maeng
  • Publication number: 20170349597
    Abstract: The present disclosure provides a compound of Chemical Formula (1) or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising the same: wherein X, Z, R1 and R2 are as defined in the specification. The compound of Chemical Formula (1) or pharmaceutically acceptable salt thereof acts as a positive allosteric modulator of metabotropic glutamate receptor subtype 5 (mGluR5), thereby being useful in the prevention or treatment of disorder mediated by glutamate dysfunction and mGluR5.
    Type: Application
    Filed: July 31, 2017
    Publication date: December 7, 2017
    Inventors: Chun Eung PARK, Young Koo JANG, Yong Je SHIN, Ji Yeon KIM, Seung Mo HAM, Yong Gil KIM, Hye Kyung MIN, Soo Bong CHA, Hyo Jun JUNG, Ju Young LEE, Seung Nam HAN, Jin Yong CHUNG, Eun Ju CHOI, Chan Mi JOUNG, Jong Sil PARK, Ji Won LEE, Nahm Ryune CHO, Eun Ju RYU, Cheol Young MAENG
  • Patent number: 9745310
    Abstract: The present disclosure provides a compound of Chemical Formula (1) or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising the same: wherein X, Z, R1 and R2 are as defined in the specification. The compound of Chemical Formula (1) or pharmaceutically acceptable salt thereof acts as a positive allosteric modulator of metabotropic glutamate receptor subtype 5 (mGluR5), thereby being useful in the prevention or treatment of disorder mediated by glutamate dysfunction and mGluR5.
    Type: Grant
    Filed: February 25, 2016
    Date of Patent: August 29, 2017
    Assignee: SK BIOPHARMACEUTICALS CO., LTD.
    Inventors: Chun Eung Park, Young Koo Jang, Yong Je Shin, Ji Yeon Kim, Seung Mo Ham, Yong Gil Kim, Hye Kyung Min, Soo Bong Cha, Hyo Jun Jung, Ju Young Lee, Seung Nam Han, Jin Yong Chung, Eun Ju Choi, Chan Mi Joung, Jong Sil Park, Ji Won Lee, Nahm Ryune Cho, Eun Ju Ryu, Cheol Young Maeng
  • Publication number: 20160251361
    Abstract: The present disclosure provides a compound of Chemical Formula (1) or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising the same: wherein X, Z, R1 and R2 are as defined in the specification. The compound of Chemical Formula (1) or pharmaceutically acceptable salt thereof acts as a positive allosteric modulator of metabotropic glutamate receptor subtype 5 (mGluR5), thereby being useful in the prevention or treatment of disorder mediated by glutamate dysfunction and mGluR5.
    Type: Application
    Filed: February 25, 2016
    Publication date: September 1, 2016
    Inventors: Chun Eung PARK, Young Koo JANG, Yong Je SHIN, Ji Yeon KIM, Seung Mo HAM, Yong Gil KIM, Hye Kyung MIN, Soo Bong CHA, Hyo Jun JUNG, Ju Young LEE, Seung Nam HAN, Jin Yong CHUNG, Eun Ju CHOI, Chan Mi JOUNG, Jong Sil PARK, Ji Won LEE, Nahm Ryune CHO, Eun Ju RYU, Cheol Young MAENG
  • Publication number: 20160082023
    Abstract: Provided are a use of D-galactose in inhibition of quorum sensing and/or in prevention and/or treatment of oral bacterial diseases; in particular, a composition for inhibiting quorum sensing and a composition for preventing and/or treating oral bacterial diseases, the composition comprising D-galactose, and a method of inhibiting quorum sensing and a method of preventing and/or treating oral bacterial diseases, the method comprising administering D-galactose.
    Type: Application
    Filed: September 22, 2015
    Publication date: March 24, 2016
    Inventors: Bong Kyu Choi, Eun Ju Ryu, Jae Hyun Sim, Byeong Moon Kim, Julian Lee, Jun Sim
  • Patent number: 8822463
    Abstract: A novel methylcyclohexane derivative, and a pharmaceutical composition including the same that is effective for the prevention or treatment of pain.
    Type: Grant
    Filed: September 28, 2011
    Date of Patent: September 2, 2014
    Assignee: Sk Biopharmaceuticals Co., Ltd.
    Inventors: Sung Jin Bae, Han Ju Yi, Sun Gwan Hwang, Mo Ses Jeong, Yeo Jin Yoon, Sang Mi Chae, Joo Young Park, Eun Ju Ryu
  • Patent number: 8546576
    Abstract: There are disclosed racemic or enantiomerically enriched 3- or 4-substituted piperidine compounds represented by the following structural formula (I): or any of their isomers, or pharmaceutically acceptable salts thereof. Also disclosed are pharmaceutical compositions containing the subject compounds. The subject compounds are useful for the treatment of diseases of the central nervous system, particularly depression, anxiety and pain disorder.
    Type: Grant
    Filed: June 3, 2009
    Date of Patent: October 1, 2013
    Assignee: SK Biopharmaceuticals Co., Ltd.
    Inventors: Ki-Ho Lee, Chun-Eung Park, Kyung-Hyun Min, Yong-Je Shin, Yu-Jin Shin, Hae-Jeong Yoon, Won Kim, Eun-Ju Ryu