Patents by Inventor Chul Ha Kim

Chul Ha Kim 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: 9005952
    Abstract: The present invention relates to a microorganism producing L-methionine precursor, O-acetylhomoserine, and a method of producing L-methionine precursor using the microorganism.
    Type: Grant
    Filed: April 4, 2008
    Date of Patent: April 14, 2015
    Assignee: CJ Cheiljedang Corporation
    Inventors: Chul Ha Kim, So Young Kim, Young Uk Shin, Hye Won Um, Jin Sook Chang, Young Wook Cho, Han Jin Lee, In Kyung Heo, Chang Il Seo, Kwang Ho Na
  • Patent number: 8932861
    Abstract: The present invention relates to a transformation vector comprising the partial fragments of a gene encoding transposase, a microorganism transformed with the vector, and a method of producing lysine using the microorganism.
    Type: Grant
    Filed: November 21, 2012
    Date of Patent: January 13, 2015
    Assignee: CJ Cheiljedang Corporation
    Inventors: Jae-Woo Jang, Sang-Jo Lim, Jong-Soo Choi, Chul-Ha Kim, Jun-Ok Moon
  • Patent number: 8551736
    Abstract: A microorganism of the genus Corynebacterium having the ability to produce inosine in which the inosine catabolic pathway is blocked and that has a leaky adenine auxotrophic phenotype and further has a leaky guanine auxotrophic phenotype and a method of producing inosine, the method including culturing the microorganism of the genus Corynebacterium are disclosed.
    Type: Grant
    Filed: January 2, 2009
    Date of Patent: October 8, 2013
    Assignee: CJ Cheiljedang Corp.
    Inventors: Chul Ha Kim, Jong Soo Choi, Jeong Hwan Kim, Hyoung Seok Kim, Jung Gun Kwon, Tae Min Ahn, Soo Youn Hwang, Jae Ick Sim, Min Ji Baek, Na Ra Kwon, Hye Jin Choi
  • Patent number: 8535915
    Abstract: Disclosed are a nucleic acid molecule of Corynebacterium glutamicum origin, having an improved promoter activity, which is operably linked to a gene encoding diaminopimelate dehydrogenase, a vector containing the same, a transformant transformed with the vector, and a method for the production of L-lysine using the transformant.
    Type: Grant
    Filed: January 23, 2009
    Date of Patent: September 17, 2013
    Assignee: CJ Cheiljedang Corporation
    Inventors: Chul Ha Kim, Jong Soo Choi, Sang Jo Lim, Hyung Joon Kim, So Yeon Rah, Gey Hang Jeon
  • Patent number: 8486670
    Abstract: An L-threonine-producing Escherichia coli in which a promoter of a phosphoenolpyruvate carboxylase (ppc) gene on the chromosome is substituted with a promoter of a cysteine synthase (cysK) gene and a method of producing L-threonine by using the same are disclosed. The recombinant Escherichia coli may produce L-threonine in a high yield, and thus may be widely used in medical, pharmaceutical, and feed industries, particularly for an animal feed.
    Type: Grant
    Filed: October 23, 2012
    Date of Patent: July 16, 2013
    Assignee: Cheiljedang Corp.
    Inventors: Kwang Ho Lee, Jae Yeong Ju, Ji Sun Lee, Young Bin Hwang, Sung Hoo Jhon, Eun Sung Koh, Chul Ha Kim, Soo An Shin
  • Patent number: 8465952
    Abstract: The present invention relates to a microorganism producing L-methionine precursor, O-acetylhomoserine, and a method of producing L-methionine precursor using the microorganism.
    Type: Grant
    Filed: January 3, 2011
    Date of Patent: June 18, 2013
    Assignee: CJ Cheiljedang Corporation
    Inventors: Chul Ha Kim, So Young Kim, Young Uk Shin, Hye Won Um, Jin Sook Chang, Young Wook Cho, Han Jin Lee, In Kyung Heo, Chang II Seo, Kwang Ho Na
  • Patent number: 8455237
    Abstract: An L-threonine-producing Escherichia coli in which a promoter of a phosphoenolpyruvate carboxylase (ppc) gene on the chromosome is substituted with a promoter of a cysteine synthase (cysK) gene and a method of producing L-threonine by using the same are disclosed. The recombinant Escherichia coli may produce L-threonine in a high yield, and thus may be widely used in medical, pharmaceutical, and feed industries, particularly for an animal feed.
    Type: Grant
    Filed: January 7, 2009
    Date of Patent: June 4, 2013
    Assignee: CJ Cheiljedang Corp.
    Inventors: Kwang Ho Lee, Jae Yeong Ju, Ji Sun Lee, Young Bin Hwang, Sung Hoo Jhon, Eun Sung Koh, Chul Ha Kim, Soo An Shin
  • Patent number: 8426577
    Abstract: Disclosed are a nucleic acid molecule of Corynebacterium glutamicum origin, having an improved promoter activity, which is operably linked to operon encoding aspartate kinase and aspartate semialdehyde dehydrogense, a vector containing the same, a transformant transformed with the vector, and a method for the production of L-lysine using the transformant.
    Type: Grant
    Filed: January 23, 2009
    Date of Patent: April 23, 2013
    Assignee: CJ Cheiljedang Corporation
    Inventors: Chul Ha Kim, Jong Soo Choi, Sang Jo Lim, Hyung Joon Kim, Jun Ok Moon, Gey Hang Jeon, Jin Suk Sung
  • Publication number: 20130040347
    Abstract: An L-threonine-producing Escherichia coli in which a promoter of a phosphoenolpyruvate carboxylase (ppc) gene on the chromosome is substituted with a promoter of a cysteine synthase (cysK) gene and a method of producing L-threonine by using the same are disclosed. The recombinant Escherichia coli may produce L-threonine in a high yield, and thus may be widely used in medical, pharmaceutical, and feed industries, particularly for an animal feed.
    Type: Application
    Filed: October 23, 2012
    Publication date: February 14, 2013
    Inventors: Kwang Ho LEE, Jae Yeong JU, Ji Sun LEE, Young Bin HWANG, Sung Hoo JHON, Eun Sung KOH, Chul Ha KIM, Soo An SHIN
  • Patent number: 8323933
    Abstract: The present invention relates to a vector for transformation using transposon genes, microorganisms transformed by the vector, and a method for producing L-lysine using the microorganisms.
    Type: Grant
    Filed: April 10, 2009
    Date of Patent: December 4, 2012
    Assignee: CJ Cheiljedang Corporation
    Inventors: Jae-Woo Jang, Sang-Jo Lim, Jong-Soo Choi, Chul-Ha Kim
  • Publication number: 20110207184
    Abstract: The present invention relates to a microorganism producing L-methionine precursor, O-acetylhomoserine, and a method of producing L-methionine precursor using the microorganism.
    Type: Application
    Filed: January 3, 2011
    Publication date: August 25, 2011
    Applicant: CJ CHEILJEDANG CORPORATION
    Inventors: Chul Ha Kim, So Young Kim, Young Uk Shin, Hye Won Um, Jin Sook Chang, Young Wook Cho, Han Jin Lee, In Kyung Heo, Chang II Seo, Kwang Ho Na
  • Publication number: 20110189739
    Abstract: An L-threonine-producing Escherichia coli in which a promoter of a phosphoenolpyruvate carboxylase (ppc) gene on the chromosome is substituted with a promoter of a cysteine synthase (cysK) gene and a method of producing L-threonine by using the same are disclosed. The recombinant Escherichia coli may produce L-threonine in a high yield, and thus may be widely used in medical, pharmaceutical, and feed industries, particularly for an animal feed.
    Type: Application
    Filed: January 7, 2009
    Publication date: August 4, 2011
    Applicant: CJ CHEILJEDANG CORP.
    Inventors: Kwang Ho Lee, Jae Yeong Ju, Ji Sun Lee, Young Bin Hwang, Sung Hoo Jhon, Eun Sung Koh, Chul Ha Kim, Soo An Shin
  • Publication number: 20110076731
    Abstract: Disclosed are a nucleic acid molecule of Corynebacterium glutamicum origin, having an improved promoter activity, which is operably linked to a gene encoding diaminopimelate dehydrogenase, a vector containing the same, a transformant transformed with the vector, and a method for the production of L-lysine using the transformant.
    Type: Application
    Filed: January 23, 2009
    Publication date: March 31, 2011
    Applicant: CJ CHEILJEDANG CORPORATION
    Inventors: Chul Ha KIM, Jong Soo Choi, Sang Jo Lim, Hyung Joon Kim, So Yeon Rah, Gey Hang Jeon
  • Publication number: 20110003342
    Abstract: A microorganism of the genus Corynebacterium having the ability to produce inosine in which the inosine catabolic pathway is blocked and that has a leaky adenine auxotrophic phenotype and further has a leaky guanine auxotrophic phenotype and a method of producing inosine, the method including culturing the microorganism of the genus Corynebacterium are disclosed.
    Type: Application
    Filed: January 2, 2009
    Publication date: January 6, 2011
    Applicant: CJ CHEILJEDANG CORP.
    Inventors: Chul Ha Kim, Jong Soo Choi, Jeong Hwan Kim, Hyoung Seok Kim, Jung Gun Kwon, Tae Min Ahn, Soo Youn Hwang, Jae Ick Sim, Min Ji Baek, Na Ra Kwon, Hye Jin Choi
  • Publication number: 20100330624
    Abstract: The present invention relates to a vector for transformation using transposon genes, microorganisms transformed by the vector, and a method for producing L-lysine using the microorganisms.
    Type: Application
    Filed: April 10, 2009
    Publication date: December 30, 2010
    Applicant: CJ CHEILJEDANG CORPORATION
    Inventors: Jae-Woo Jang, Sang-Jo Lim, Jong-Soo Choi, Chul-Ha Kim
  • Publication number: 20100317067
    Abstract: Disclosed are a nucleic acid molecule of Corynebacterium glutamicum origin, having an improved promoter activity, which is operably linked to operon encoding aspartate kinase and aspartate semialdehyde dehydrogense, a vector containing the same, a transformant transformed with the vector, and a method for the production of L-lysine using the transformant.
    Type: Application
    Filed: January 23, 2009
    Publication date: December 16, 2010
    Applicant: CJ CHEILJEDANG CORPORATION
    Inventors: Chul Ha Kim, Jong Soo Choi, Sang Jo Lim, Hyung Joon Kim, Jun Ok Moon, Gey Hang Jeon, Jin Suk Sung
  • Patent number: 7851180
    Abstract: The present invention relates to a microorganism producing L-methionine precursor, O-succinylhomoserine, and a method of producing L-methionine precursor using the microorganism,
    Type: Grant
    Filed: April 4, 2008
    Date of Patent: December 14, 2010
    Assignee: CJ Cheiljedang Corporation
    Inventors: Young Uk Shin, So Young Kim, Jin Sook Chang, Young Wook Cho, Han Jin Lee, In Kyung Heo, Kwang Ho Na, Chang Il Seo, Chul Ha Kim, Hye Won Um
  • Publication number: 20090253186
    Abstract: The present invention relates to a microorganism producing L-methionine precursor, O-acetylhomoserine, and a method of producing L-methionine precursor using the microorganism.
    Type: Application
    Filed: April 4, 2008
    Publication date: October 8, 2009
    Applicant: CJ CHEILJEDANG CORPORATION
    Inventors: Chul Ha KIM, So Young KIM, Young Uk SHIN, Hye Won UM, Jin Sook CHANG, Young Wook CHO, Han Jin LEE, In Kyung HEO, Chang Il SEO, Kwang Ho NA
  • Publication number: 20090253187
    Abstract: The present invention relates to a microorganism producing L-methionine precursor, O-succinylhomoserine, and a method of producing L-methionine precursor using the microorganism,
    Type: Application
    Filed: April 4, 2008
    Publication date: October 8, 2009
    Applicant: CJ CHEILJEDANG CORPORATION
    Inventors: Young Uk SHIN, So Young KIM, Jin Sook CHANG, Young Wook CHO, Han Jin LEE, In Kyung HEO, Kwang Ho NA, Chang Il SEO, Chul Ha KIM, Hye Won UM
  • Patent number: 6853415
    Abstract: An LCD comprises: an upper array substrate and a lower color filter substrate, which are opposed and spaced a predetermined distance to each other; a reflective film formed in a matrix on a non-pixel section on the color filter substrate; a black-matrix formed on the reflective film; red, green, and blue color filters, formed on pixel sections of the color filter substrate defined by the black-matrix; a lower orientation film formed on the whole area of substrates including the color filters and black-matrix; a pixel electrode formed on the pixel section on the array substrate; an upper orientation film formed on the whole area of substrates including the pixel electrode; a liquid crystal layer interposed between the color filter substrate and the array substrate; a partially masked lower polarizer mounted outside the color filter substrate, in which a portion under the non-pixel section does not have polarization function; and an upper polarizer mounted outside the array substrate.
    Type: Grant
    Filed: August 1, 2003
    Date of Patent: February 8, 2005
    Assignee: Boe-Hydis Technology Co., Ltd.
    Inventor: Chul Ha Kim