Patents by Inventor Sung-Hack Lee

Sung-Hack 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).

  • Dipeptidyl peptidase-IV inhibiting compounds, methods of preparing the same, and pharmaceutical compositions containing the same as active agent
    Patent number: 8470836
    Abstract: Disclosed herein are novel compounds of Formula (1) as defined in the specification having excellent inhibitory activity against dipeptidyl peptidase-IV (DPP-IV), methods of preparing the same and pharmaceutical compositions comprising the same as an active agent.
    Type: Grant
    Filed: December 19, 2008
    Date of Patent: June 25, 2013
    Assignee: LG Life Sciences, Ltd.
    Inventors: Chang-Seok Lee, Hyeon Joo Yim, Kyoung-Hee Kim, Jaeick Lee, Sung-Hack Lee, Kyu Woong Lee, Hee Bong Lee, Wan Su Park, Changhee Min
  • FUSED HETEROCYCLIC COMPOUND
    Publication number: 20110166121
    Abstract: The present invention relates to a fused heterocyclic compound having the Formula 1, which is useful as a platelet aggregation inhibitor, a method for preparing the same, and a pharmaceutical composition for inhibiting platelet aggregation comprising the same.
    Type: Application
    Filed: September 8, 2009
    Publication date: July 7, 2011
    Applicant: LG LIFE SCIENCES LTD.
    Inventors: Chang Seok Lee, Tae Hee Lee, Sook Kyung Yoon, Jeung Soon Choi, Yong Jin Jang, Sung Wook Kim, Hye Kyung Chang, Mi Jeong Park, Tae Hun Kim, Young Ha Ahn, Hee Dong Park, Hyun Jung Park, Dong Chul Lim, Joo Youn Lee, Sung Hack Lee, Wan Su Park, Yeong Soo Oh
  • DIPEPTIDYL PEPTIDASE-IV INHIBITING COMPOUNDS, METHODS OF PREPARING THE SAME, AND PHARMACEUTICAL COMPOSITIONS CONTAINING THE SAME AS ACTIVE AGENT
    Publication number: 20100274013
    Abstract: Disclosed herein are novel compounds of Formula (1) as defined in the specification having excellent inhibitory activity against dipeptidyl peptidase-IV (DPP-IV), methods of preparing the same and pharmaceutical compositions comprising the same as an active agent.
    Type: Application
    Filed: December 19, 2008
    Publication date: October 28, 2010
    Applicant: LG LIFE SCIENCES, LTD.
    Inventors: Chang-Seok Lee, Hyeon Joo Yim, Kyoung-Hee Kim, Jaeick Lee, Sung-Hack Lee, Kyu Woong Lee, Hee Bong Lee, Wan Su Park, Changhee Min
  • Factor xa inhibitors with aryl-amidines and derivatives, and prodrugs thereof
    Publication number: 20030065176
    Abstract: The present invention relates to a compound with aryl-amidines, particularly amidinoaryl-cyclopropanes, amidinoarylmethyl-pyrroles, amidinoaryl-benzenes, amidinoaryl-pyridines, or amindonoaryl-alanines, represented by formula (1), a pharmaceutically acceptable salt, a prodrug, a hydrate, a solvate or an isomer thereof, which are inhibitors of coagulation enzyme, factor Xa (FXa). The present invention also relates to a pharmaceutical composition containing the compound, and a method of using the same as an anticoagulant agent for treatment and prevention of thrombosis disorders.
    Type: Application
    Filed: July 24, 2002
    Publication date: April 3, 2003
    Inventors: Myung-Gyun Kang, Doo-Hee Park, Oh-Hwan Kwon, Eunice Eun-Kyeong Kim, Kwang-Yeon Hwang, Yong-Seok Heo, Tae-Kyo Park, Tae-Hee Lee, Kwang-Yul Moon, Jong-Woo Park, Hye-Kyung Chang, Sang-Koo Lee, Sun-Hwa Lee, Su-Kyung Park, Sung-Hack Lee, Hae-Dong Park