Patents by Inventor Sung Hak Jung

Sung Hak Jung 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).

  • Patent number: 7781592
    Abstract: A 1,2,4-triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided.
    Type: Grant
    Filed: November 25, 2003
    Date of Patent: August 24, 2010
    Assignee: CJ Cheiljedang Corporation
    Inventors: Il Hwan Cho, Myeong Yun Chae, Young Hoon Kim, Kyu Jeong Yeon, Chun Seon Lyu, Jong Hoon Kim, Sung Hak Jung, Sang Wook Park, Hyung Chul Ryu, Ji Young Noh, Hyun Jung Park, Jie Eun Park, Young Mee Chung
  • Patent number: 7473700
    Abstract: A 1,2,4-triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided.
    Type: Grant
    Filed: November 26, 2003
    Date of Patent: January 6, 2009
    Assignee: CJ Corporation
    Inventors: Il Hwan Cho, Dong Hyun Ko, Myeong Yun Chae, In Ki Min, Young Hoon Kim, Kyu Jeong Yeon, Jong Hoon Kim, Sung Hak Jung, Sang Wook Park, Il Hwan Kim, Hyung Chul Ryu, Ji Young Noh, Hyun Jung Park, Jie Eun Park, Young Mee Chung
  • Publication number: 20080090875
    Abstract: A 1,2,4-triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided.
    Type: Application
    Filed: November 25, 2003
    Publication date: April 17, 2008
    Applicant: CJC Corporation
    Inventors: Il Hwan Cho, Myeong Yun Chae, Young Hoon, Kyu Jeong Yeon, Chun Seon Lyu, Jong Hoon Kim, Sung Hak Jung, Sang Wook Park, Hyung Chul Ryu, Ji Young Noh, Hyun Jung Park, Jie Eun Park, Young Mee Chung
  • Patent number: 7230010
    Abstract: A 1,2,4-triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided: wherein: R1 represents naphthyl, indolyl, benzofuranyl, benzothienyl, benzimidazolyl, benzothiazolyl, benzotriazolyl, benzooxazolyl, quinolinyl, or isoquinolinyl; wherein, R1 is optionally substituted at a substitutable position with one or more radicals independently selected from halogen, hydroxy, nitro, C1-C6 alkyl, C1-C6 haloalkyl, C1-C6 alkoxy, C1-C6 haloalkoxy, cyano, amino, monoalkylamino, and dialkylamino; R2 represents methyl or amino; and A, B, E, and D each independently represent carbon or nitrogen.
    Type: Grant
    Filed: August 1, 2003
    Date of Patent: June 12, 2007
    Assignee: CJ Corp.
    Inventors: Il Hwan Cho, Dong Hyun Ko, Myeong Yun Chae, Taerho Kim, Kyoung Rae Kang, Jong Hoon Kim, Sung Hak Jung, Sang Wook Park, Hyung Ok Chun, Hyung Chul Ryu, Ji Young Noh, Hyun Jung Park, Jie Eun Park, Young Mee Chung
  • Patent number: 7019144
    Abstract: A 1,2,4-Triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided.
    Type: Grant
    Filed: June 27, 2003
    Date of Patent: March 28, 2006
    Assignee: CJ Corp.
    Inventors: Il Hwan Cho, Hyun Jung Park, Ji Young Noh, Hyung Chul Ryu, Sang Wook Park, Sung Hak Jung, Sung Hak Lee, Jong Hoon Kim, Jee Woong Lim, Chun Seon Lyu, Dal Hyun Kim, Young Hoon Kim, Kyu Jeong Yeon, Myeong Yun Chae, In Ki Min, Hae Tak Jin, Kyoung Rae Kang
  • Patent number: 7015238
    Abstract: A novel crystalline organic acid salt of amlodipine having improved physiochemical properties, a preparation method thereof and a pharmaceutical composition comprising the same are provided.
    Type: Grant
    Filed: August 29, 2003
    Date of Patent: March 21, 2006
    Assignee: CJ Corp.
    Inventors: Dong Kwon Lim, Hyuk Koo Lee, Hea Ran Suh, Seong Hwan Cho, Kwang Hyeg Lee, Yun Cheul Kim, Sung Hak Jung, Sung Hak Lee, Hyun Suk Kang, Kyung Mi Park, Yun Taek Jung, Jun Hee Cheon, Choong Sil Park, Yong Sik Youn, Young Hoon Kim, Kyu Jeong Yeon, Myeong Yun Chae, Hae Tak Jin
  • Patent number: 6967213
    Abstract: The present invention relates to an isothiazole derivative of the following formula 1 or nontoxic salt thereof: wherein, R1 is hydrogen, alkoxy group or halogen group; R2 is methyl or amino group. According to the present invention, isothiazole derivative or nontoxic salt thereof having antipyretic, analgesic and antiphlogistic activity and an improved side effect; process for the preparation thereof; and pharmaceutical composition including the same can be provided.
    Type: Grant
    Filed: October 9, 2003
    Date of Patent: November 22, 2005
    Assignee: CJ Corp.
    Inventors: Il Hwan Cho, Dong Hyun Ko, Myeong Yun Chae, In Ki Min, Young Hoon Kim, Young Mee Chung, Hyun Jung Park, Ji Young Noh, Il Hwan Kim, Hyung Chul Ryu, Sang Wook Park, Sung Hak Jung, Jong Hoon Kim
  • Patent number: 6903124
    Abstract: Disclosed are a novel organic acid salt of amlodipine, its preparation method, and a pharmaceutical composition containing as a therapeutically active ingredient the same.
    Type: Grant
    Filed: July 29, 2003
    Date of Patent: June 7, 2005
    Assignee: CJ Corp
    Inventors: Seong Hwan Cho, Yong Sik Youn, Yun Taek Jung, Choong Sil Park, Hyuk Koo Lee, Kwang Hyeg Lee, Eun Ju Jeong, Young Hoon Kim, Hae Tak Jin, Jun Hee Cheon, Sung Hak Lee, Sung Hak Jung, Dong Kwon Lim, Kyu Jeong Yeon, Yun Cheul Kim, Kyung Mi Park, Hyun Suk Kang
  • Patent number: 6890944
    Abstract: Disclosed are a novel organic acid salt of amlodipine, its preparation method, and a pharmaceutical composition containing the same as a therapeutically active ingredient.
    Type: Grant
    Filed: July 29, 2003
    Date of Patent: May 10, 2005
    Assignee: CJ Corporation
    Inventors: Seong Hwan Cho, Yong Sik Youn, Yun Taek Jung, Choong Sil Park, Hyuk Koo Lee, Kwang Hyeg Lee, Eun Ju Jeong, Young Hoon Kim, Hae Tak Jin, Jun Hee Cheon, Sung Hak Lee, Sung Hak Jung, Dong Kwon Lim, Kyu Jeong Yeon, Yun Cheul Kim, Kyung Mi Park, Hyun Suk Kang
  • Patent number: 6849652
    Abstract: A 1,2,4-triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided: wherein, Ar represents naphthyl; 3,4-methylenedioxyphenyl: phenyl; or phenyl substituted with the group selected from C1-C6 alkyl, C1-C6 alkoxy, or halogen.
    Type: Grant
    Filed: July 31, 2003
    Date of Patent: February 1, 2005
    Assignee: CJ Corp.
    Inventors: Il Hwan Cho, Dong Hyun Ko, Myeong Yun Chae, Taerho Kim, Kyoung Rae Kang, Jong Hoon Kim, Sung Hak Jung, Sang Wook Park, Hyung Ok Chun, Hyung Chul Ryu, Ji Young Noh, Hyun Jung Park, Jie Eun Park, Young Mee Chung
  • Patent number: 6846931
    Abstract: Disclosed are a novel organic acid salt of amlodipine, its preparation method, and a pharmaceutical composition containing the same as a therapeutically active ingredient.
    Type: Grant
    Filed: August 19, 2003
    Date of Patent: January 25, 2005
    Assignee: CJ Corp
    Inventors: Yong Sik Youn, Seong Hwan Cho, Choong Sil Park, Yun Cheul Kim, Dong Kwon Lim, Sung Hak Jung, Sung Hak Lee, Hyun Suk Kang, Kyung Mi Park, Yun Taek Jung, Young Hoon Kim, Kyu Jeong Yeon, Myeong Yun Chae, Hae Tak Jin, Hea Ran Suh, Kwang Hyeg Lee, Hyuk Koo Lee
  • Patent number: 6777434
    Abstract: A thiazolidine-4-one derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided: wherein: R1 and R2 each independently represent hydrogen, C1-C3 alkyl, halogen, methyl substituted with halogen, C1-C3 alkoxy substituted with halogen, cyano, or nitro.
    Type: Grant
    Filed: May 16, 2003
    Date of Patent: August 17, 2004
    Assignee: CJ Corp.
    Inventors: Il Hwan Cho, Jee Woong Lim, Sang Wook Park, Ji Young Noh, Hyung Chul Ryu, Jong Hoon Kim, Myeong Yun Chae, Hyun Jung Park, Sung Hak Jung, Kyu Jeong Yeon, Hae Tak Jin
  • Publication number: 20040158075
    Abstract: Disclosed are a novel organic acid salt of amlodipine, its preparation method, and a pharmaceutical composition containing the same as a therapeutically active ingredient.
    Type: Application
    Filed: August 19, 2003
    Publication date: August 12, 2004
    Applicant: CJ Corporation
    Inventors: Yong Sik Youn, Seong Hwan Cho, Choong Sil Park, Yun Cheul Kim, Dong Kwon Lim, Sung Hak Jung, Sung Hak Lee, Hyun Suk Kang, Kyung Mi Park, Yun Taek Jung, Young Hoon Kim, Kyu Jeong Yeon, Myeong Yun Chae, Hae Tak Jin, Hea Ran Suh, Kwang Hyeg Lee, Hyuk Koo Lee
  • Patent number: 6756390
    Abstract: Disclosed are a novel organic acid salt of amlodipine with superb physicochemical properties, its preparation method, and a pharmaceutical composition containing the same as a therapeutically active ingredient.
    Type: Grant
    Filed: July 29, 2003
    Date of Patent: June 29, 2004
    Assignee: CJ Corp.
    Inventors: Seong Hwan Cho, Yong Sik Youn, Yun Taek Jung, Choong Sil Park, Hyuk Koo Lee, Kwang Hyeg Lee, Eun Ju Jeong, Young Hoon Kim, Hae Tak Jin, Jun Hee Cheon, Sung Hak Lee, Sung Hak Jung, Dong Kwon Lim, Kyu Jeong Yeon, Yun Cheul Kim, Kyung Mi Park, Hyun Suk Kang
  • Publication number: 20040106612
    Abstract: A 1,2,4-triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided: 1
    Type: Application
    Filed: August 1, 2003
    Publication date: June 3, 2004
    Inventors: Il Hwan Cho, Dong Hyun Ko, Myeong Yun Chae, Taerho Kim, Kyoung Rae Kang, Jong Hoon Kim, Sung Hak Jung, Sang Wook Park, Hyung Ok Chun, Hyung Chul Ryu, Ji Young Noh, Hyun Jung Park, Jie Eun Park, Young Mee Chung
  • Patent number: 6727268
    Abstract: A 2-thioxothiazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided: wherein: R represents hydrogen or methyl; X represents hydrogen, methyl, halogen, nitro, or methanesulfonyl.
    Type: Grant
    Filed: June 13, 2003
    Date of Patent: April 27, 2004
    Assignee: CJ Corp.
    Inventors: Il Hwan Cho, Jee Woong Lim, Sang Wook Park, Hyung Chul Ryu, Ji Young Noh, Jong Hoon Kim, Myeong Yun Chae, Sung Hak Jung, Hyun Jung Park, Kyu Jeong Yeon, Kyoung Rae Kang
  • Patent number: 6726935
    Abstract: A pharmaceutical composition for prevention or treatment of premature ejaculation and/or hypersensitivity of sexual stimulation is provided, which contains a therapeutically effective amount of a purified essence of Bufonis venenum for prevention or treatment of dysspermia or the symptom of non-controlled ejaculation in male, due to premature ejaculation and/or hypersensitivity of sexual stimulation. The Bufonis venenum may be a purified essence of Bufonis venenum extracted by use of one or more organic solvent selected from a group consisting of ethyl acetate, dichloromethane or chloroform, and concentrated, and is purified and fractionated by use of silica gel column. The composition may be formulated in a pharmaccutically acceptable formulation of ointment, suspension, gel, spray, patch or solution.
    Type: Grant
    Filed: June 24, 2002
    Date of Patent: April 27, 2004
    Assignee: Cheil Jedang Corporation
    Inventors: Joon Whan Ji, Jae Ku Kang, Young Hoon Kim, Sung Hak Jung, Hee Jae Cho, Kwang Hyuk Lee
  • Publication number: 20040072884
    Abstract: The present invention relates to an isothiazole derivative of the following formula 1 or nontoxic salt thereof: 1
    Type: Application
    Filed: October 9, 2003
    Publication date: April 15, 2004
    Applicant: CJ Corp.
    Inventors: II Hwan Cho, Dong Hyun Ko, Myeong Yun Chae, In Ki Min, Young Hoon Kim, Young Mee Chung, Hyun Jung Park, Ji Young Noh, II Hwan Kim, Hyung Chul Ryu, Sang Wook Park, Sung Hak Jung, Jong Hoon Kim
  • Publication number: 20040058967
    Abstract: A novel crystalline organic acid salt of amlodipine having improved physiochemical properties, a preparation method thereof and a pharmaceutical composition comprising the same are provided.
    Type: Application
    Filed: August 29, 2003
    Publication date: March 25, 2004
    Inventors: Dong Kwon Lim, Hyuk Koo Lee, Hea Ran Suh, Seong Hwan Cho, Kwang Hyeg Lee, Yun Cheul Kim, Sung Hak Jung, Sung Hak Lee, Hyun Suk Kang, Kyung Mi Park, Yun Taek Jung, Jun Hee Cheon, Choong Sil Park, Yong Sik Youn, Young Hoon Kim, Kyu Jeong Yeon, Myeong Yun Chae, Hae Tak Jin
  • Publication number: 20040030143
    Abstract: Disclosed are a novel organic acid salt of amlodipine, its preparation method, and a pharmaceutical composition containing the same as a therapeutically active ingredient.
    Type: Application
    Filed: July 29, 2003
    Publication date: February 12, 2004
    Applicant: CJ Corp
    Inventors: Seong Hwan Cho, Yong Sik Youn, Yun Taek Jung, Choong Sil Park, Hyuk Koo Lee, Kwang Hyeg Lee, Eun Ju Jeong, Young Hoon Kim, Hae Tak Jin, Jun Hee Cheon, Sung Hak Lee, Sung Hak Jung, Dong Kwon Lim, Kyu Jeong Yeon, Yun Cheul Kim, Kyung Mi Park, Hyun Suk Kang