Patents by Inventor Chun-Bong Lee

Chun-Bong Lee 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).

  • IMIDAZOPYRIMIDINE AND IMIDAZOTRIAZINE DERIVATIVE, AND PHARMACEUTICAL COMPOSITION COMPRISING THE SAME
    Publication number: 20240352023
    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 5, 2024
    Publication date: October 24, 2024
    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
  • Imidazopyrimidine and imidazotriazine derivative, and pharmaceutical composition comprising the same
    Patent number: 12037338
    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: June 1, 2021
    Date of Patent: July 16, 2024
    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
  • Neckphone
    Patent number: 6763119
    Abstract: The present invention relates to a neckphone which is a simple neck-wearing type and allows a person to hear a sound outputted from a sound media as a 3D stereophonic sound provided by a rear sound in addition to a front sound. In order to achieve the above object, the neckphone according to the present invention is characterized in that it includes a U-shaped or C-shaped supporting brace. Alternatively, the neckphone is characterized in that it includes a -shaped supporting brace G4 and speaker portions Sp1 and Sp2, and that the -shaped supporting brace G4 includes a first curved portion Ga coupled with the speaker portions, second curved portions Gb extending from both sides of the first curved portion and taking the shape of the neck curve, and third curved portions extending from both sides of said second curved portions, taking the shape of the chest curve and having a radius of R3.
    Type: Grant
    Filed: November 30, 2001
    Date of Patent: July 13, 2004
    Assignee: Neckphone Co., Ltd.
    Inventor: Chun-Bong Lee
  • Neckphone
    Publication number: 20030012394
    Abstract: The present invention relates to a neckphone which is a simple neck-wearing type and allows a person to hear a sound outputted from a sound media as a 3D stereophonic sound provided by a rear sound in addition to a front sound.
    Type: Application
    Filed: November 30, 2001
    Publication date: January 16, 2003
    Inventor: Chun-Bong Lee