Patents by Inventor Song Gi RYU

Song Gi 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).

  • Microorganism producing L-lysine and method for producing L-lysine using the same
    Patent number: 11104925
    Abstract: The present disclosure relates to a microorganism producing L-lysine and a method for producing L-lysine by using the same. More specifically, the present disclosure relates to a microorganism of the genus Corynebacterium, which is modified such that the activity of a protein involved in cell wall hydrolysis is inactivated in comparison with the endogenous activity thereof; and a method for producing L-lysine using the same.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: August 31, 2021
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Peter Lee, Hyung Joon Kim, Hyang Choi, Song Gi Ryu, Sang Mok Lee
  • Microorganism of the genus producing l-lysine and a method for producing l-lysine using the same
    Patent number: 10787690
    Abstract: The present disclosure relates to a microorganism producing L-lysine, and a method for producing L-lysine using the same.
    Type: Grant
    Filed: September 19, 2017
    Date of Patent: September 29, 2020
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Hyo Jeong Byun, Hyung Joon Kim, Hyun Won Bae, Song-Gi Ryu, Hyang Choi, Jun Ok Moon, Kyung-Chang Lee, Yunjung Choi
  • sp. microorganisms having L-lysine-producing ability and method for producing L-lysine using same
    Patent number: 10703783
    Abstract: The present invention relates to an L-lysine-producing microorganism of the genus Corynebacterium and a method for producing L-lysine using the same.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: July 7, 2020
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Seung Bin Lee, Yoon Hee Chung, Hyung Joon Kim, Doo Jin Kang, Seong Eun Bang, Song Gi Ryu
  • Microorganism with enhanced L-lysine producibility and method for producing L-lysine using the same
    Patent number: 10676512
    Abstract: The present disclosure relates to a novel modified RNA polymerase sigma factor A (SigA) polypeptide; a polynucleotide encoding the same; a microorganism containing the polypeptide; and a method for producing L-lysine using the microorganism.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: June 9, 2020
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Lan Huh, Kwang Ho Lee, Hyung Joon Kim, Jun Ok Moon, Song-Gi Ryu
  • A MICROORGANISM OF THE GENUS CORYNEBACTERIUM PRODUCING L-LYSINE AND A METHOD FOR PRODUCING L-LYSINE USING THE SAME
    Publication number: 20190352683
    Abstract: The present disclosure relates to a microorganism producing L-lysine, and a method for producing L-lysine using the same.
    Type: Application
    Filed: September 19, 2017
    Publication date: November 21, 2019
    Inventors: Hyo Jeong BYUN, Hyung Joon KIM, Hyun Won BAE, Song-Gi RYU, Hyang CHOI, Jun Ok MOON, Kyung-Chang LEE, Yunjung CHOI
  • Gluconate repressor variant, microorganism containing the same producing L-lysine, and method for producing L-lysine
    Patent number: 10253339
    Abstract: The present invention relates to a novel gluconate repressor variant, a microorganism containing the same, and a method for producing L-lysine using the same.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: April 9, 2019
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Sang Hee Park, Hyung Joon Kim, Nam Hyun Kim, Jun Ok Moon, Jeong Seok Oh, Song-Gi Ryu, Hyang Choi
  • Microorganism having improved L-lysine productivity and method for producing L-lysine using same
    Patent number: 10208325
    Abstract: Provided are a microorganism of the genus Corynebacterium having an enhanced activity to produce L-lysine as a result of inactivating a secretory protein and a method for producing L-lysine using the microorganism.
    Type: Grant
    Filed: May 8, 2015
    Date of Patent: February 19, 2019
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Peter Lee, Jun Ok Moon, Hyung Joon Kim, Song Gi Ryu
  • Corynebacterium SP. Microorganisms having L-Lysine-Producing Ability and Method for Producing L-Lysine using Same
    Publication number: 20180251499
    Abstract: The present invention relates to an L-lysine-producing microorganism of the genus Corynebacterium and a method for producing L-lysine using the same.
    Type: Application
    Filed: July 27, 2016
    Publication date: September 6, 2018
    Inventors: Seung Bin LEE, Yoon Hee CHUNG, Hyung Joon KIM, Doo Jin KANG, Seong Eun BANG, Song Gi RYU
  • MICROORGANISM PRODUCING L-LYSINE AND METHOD FOR PRODUCING L-LYSINE USING THE SAME
    Publication number: 20180195097
    Abstract: The present disclosure relates to a microorganism producing L-lysine and a method for producing L-lysine by using the same. More specifically, the present disclosure relates to a microorganism of the genus Corynebacterium, which is modified such that the activity of a protein involved in cell wall hydrolysis is inactivated in comparison with the endogenous activity thereof; and a method for producing L-lysine using the same.
    Type: Application
    Filed: June 27, 2016
    Publication date: July 12, 2018
    Inventors: Peter Lee, Hyung Joon Kim, Hyang Choi, Song Gi Ryu, Sang Mok Lee
  • GLUCONATE REPRESSOR VARIANT, MICROORGANISM CONTAINING THE SAME PRODUCING L-LYSINE, AND METHOD FOR PRODUCING L-LYSINE
    Publication number: 20180100173
    Abstract: The present invention relates to a novel gluconate repressor variant, a microorganism containing the same, and a method for producing L-lysine using the same.
    Type: Application
    Filed: March 11, 2016
    Publication date: April 12, 2018
    Inventors: Sang Hee Park, Hyung Joon Kim, Nam Hyun Kim, Jun Ok Moon, Jeong Seok Oh, Song-Gi Ryu, Hyang Choi
  • MICROORGANISM WITH ENHANCED L-LYSINE PRODUCIBILITY AND METHOD FOR PRODUCING L-LYSINE USING THE SAME
    Publication number: 20180037615
    Abstract: The present disclosure relates to a novel modified RNA polymerase sigma factor A (SigA) polypeptide; a polynucleotide encoding the same; a microorganism containing the polypeptide; and a method for producing L-lysine using the microorganism.
    Type: Application
    Filed: September 4, 2015
    Publication date: February 8, 2018
    Inventors: Lan Huh, Kwang Ho Lee, Hyung Joon Kim, Jun Ok Moon, Song-Gi Ryu
  • Microorganism Having Improved L-Lysine Productivity and Method for Producing L-Lysine Using Same
    Publication number: 20170204439
    Abstract: Provided are a microorganism of the genus Corynebacterium having an enhanced activity to produce L-lysine as a result of inactivating a secretory protein and a method for producing L-lysine using the microorganism.
    Type: Application
    Filed: May 8, 2015
    Publication date: July 20, 2017
    Inventors: Peter LEE, Jun Ok MOON, Hyung Joon KIM, Song Gi RYU