Patents by Inventor Hyo Hyoung Lee

Hyo Hyoung 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).

  • Modified polypeptide having an activity of ornithine-based product exporter and method for producing ornithine-based product using cells expressing the polypeptide
    Patent number: 11492648
    Abstract: The present disclosure relates to a novel polypeptide having an ability to export an ornithine-based product, and a method for producing an ornithine-based product using the same.
    Type: Grant
    Filed: June 14, 2018
    Date of Patent: November 8, 2022
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Seon Hye Kim, Su Jin Park, Kyoung Min Lee, Kyungsu Na, Hong Xian Li, Hyun-jung Bae, Jihyun Shim, Young Lyeol Yang, Hye Won Um, Hyo Hyoung Lee, Min Gyeong Kang, Hye Won Kim, Byeong Cheol Song, Haena Oh, Han Hyoung Lee
  • Microorganism for producing ornithine and process for producing ornithine using them
    Patent number: 11365400
    Abstract: Disclosed is a modified microorganism producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: June 21, 2022
    Assignee: CJ Cheiljedang Corporation
    Inventors: Su Jin Park, Young Lyeol Yang, Hye Won Um, Hong Xian Li, Kyoung Min Lee, Baek Seok Lee, Hyo Hyoung Lee, Hee Kyoung Jung
  • Microorganisms for producing putrescine or ornithine and process for producing putrescine or ornithine using them
    Patent number: 11268074
    Abstract: Disclosed is a modified microorganism producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same.
    Type: Grant
    Filed: February 28, 2020
    Date of Patent: March 8, 2022
    Assignee: CJ Cheiljedang Corporation
    Inventors: Su Jin Park, Young Lyeol Yang, Hye Won Um, Hong Xian Li, Kyoung Min Lee, Baek Seok Lee, Hyo Hyoung Lee, Hee Kyoung Jung
  • Microorganisms for producing putrescine or ornithine and process for producing putrescine or ornithine using them
    Patent number: 11053525
    Abstract: The present invention relates to a recombinant microorganism for producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same. Specifically, the present invention relates to a microorganism of the genus Corynebacterium capable of producing putrescine or ornithine, in which an activity of the transcriptional regulator of sugar metabolism (SugR) is weakened, an activity of the citrate synthase (GltA) is enhanced, or both are applied; and a method for producing putrescine or ornithine using the same.
    Type: Grant
    Filed: March 29, 2016
    Date of Patent: July 6, 2021
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Hee Kyoung Jung, Hye Won Um, Hong Xian Li, Su Jin Park, Young Lyeol Yang, Kyoung Min Lee, Hyo Hyoung Lee
  • MICROORGANISM FOR PRODUCING PUTRESCINE OR ORNITHINE AND PROCESS FOR PRODUCING PUTRESCINE OR ORNITHINE USING THEM
    Publication number: 20210054347
    Abstract: Disclosed is a modified microorganism producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same.
    Type: Application
    Filed: October 19, 2020
    Publication date: February 25, 2021
    Inventors: Su Jin PARK, Young Lyeol YANG, Hye Won UM, Hong Xian LI, Kyoung Min LEE, Baek Seok LEE, Hyo Hyoung LEE, Hee Kyoung JUNG
  • Polypeptide and method for producing ornithine-based product using the same
    Patent number: 10870871
    Abstract: The present disclosure relates to a novel polypeptide having an ability to export an ornithine-based product, and a method for producing an ornithine-based product using the same.
    Type: Grant
    Filed: June 14, 2018
    Date of Patent: December 22, 2020
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Seon Hye Kim, Su Jin Park, Kyoung Min Lee, Kyungsu Na, Hong Xian Li, Hyun-jung Bae, Jihyun Shim, Young Lyeol Yang, Hye Won Um, Hyo Hyoung Lee, Min Gyeong Kang, Hye Won Kim, Byeong Cheol Song, Haena Oh, Han Hyoung Lee
  • Microorganisms for producing putrescine and process for producing putrescine using them
    Patent number: 10815464
    Abstract: Disclosed is a modified microorganism producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same.
    Type: Grant
    Filed: July 10, 2019
    Date of Patent: October 27, 2020
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Su Jin Park, Young Lyeol Yang, Hye Won Um, Hong Xian Li, Kyoung Min Lee, Baek Seok Lee, Hyo Hyoung Lee, Hee Kyoung Jung
  • Putrescine-producing microorganism and method of producing putrescine using the same
    Patent number: 10801047
    Abstract: The present disclosure relates to a putrescine-producing microorganism of the genus Corynebacterium, and a method of producing putrescine using the same.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: October 13, 2020
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Kyoung Min Lee, Sung Gun Lee, Seon Hye Kim, Kyungsu Na, Hong Xian Li, Hyun-jung Bae, Young Lyeol Yang, Hye Won Um, Hyo Hyoung Lee
  • PUTRESCINE-PRODUCING MICROORGANISM AND METHOD OF PRODUCING PUTRESCINE USING THE SAME
    Publication number: 20200224227
    Abstract: The present disclosure relates to a putrescine-producing microorganism of the genus Corynebacterium, and a method of producing putrescine using the same.
    Type: Application
    Filed: July 19, 2018
    Publication date: July 16, 2020
    Inventors: Kyoung Min LEE, Sung Gun LEE, Seon Hye KIM, Kyungsu NA, Hong Xian LI, Hyun-jung BAE, Young Lyeol YANG, Hye Won UM, Hyo Hyoung LEE
  • NOVEL POLYPEPTIDE AND METHOD FOR PRODUCING ORNITHINE-BASED PRODUCT USING THE SAME
    Publication number: 20200208182
    Abstract: The present disclosure relates to a novel polypeptide having an ability to export an ornithine-based product, and a method for producing an ornithine-based product using the same.
    Type: Application
    Filed: June 14, 2018
    Publication date: July 2, 2020
    Inventors: Seon Hye KIM, Su Jin PARK, Kyoung Min LEE, Kyungsu NA, Hong Xian LI, Hyun-jung BAE, Jihyun SHIM, Young Lyeol YANG, Hye Won UM, Hyo Hyoung LEE, Min Gyeong KANG, Hye Won KIM, Byeong Cheol SONG, Haena OH, Han Hyoung LEE
  • MICROORGANISMS FOR PRODUCING PUTRESCINE OR ORNITHINE AND PROCESS FOR PRODUCING PUTRESCINE OR ORNITHINE USING THEM
    Publication number: 20200190486
    Abstract: Disclosed is a modified microorganism producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same.
    Type: Application
    Filed: February 28, 2020
    Publication date: June 18, 2020
    Inventors: Su Jin PARK, Young Lyeol YANG, Hye Won UM, Hong Xian LI, Kyoung Min LEE, Baek Seok LEE, Hyo Hyoung LEE, Hee Kyoung JUNG
  • NOVEL POLYPEPTIDE AND METHOD FOR PRODUCING ORNITHINE-BASED PRODUCT USING THE SAME
    Publication number: 20200181661
    Abstract: The present disclosure relates to a novel polypeptide having an ability to export an ornithine-based product, and a method for producing an ornithine-based product using the same.
    Type: Application
    Filed: June 14, 2018
    Publication date: June 11, 2020
    Inventors: Seon Hye KIM, Su Jin PARK, Kyoung Min LEE, Kyungsu NA, Hong Xian LI, Hyun-jung BAE, Jihyun SHIM, Young Lyeol YANG, Hye Won UM, Hyo Hyoung LEE, Min Gyeong KANG, Hye Won KIM, Byeong Cheol SONG, Haena OH, Han Hyoung LEE
  • Microorganisms for producing putrescine or ornithine and process for producing putrescine or ornithine using them
    Patent number: 10640753
    Abstract: Disclosed is a modified microorganism producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same.
    Type: Grant
    Filed: July 19, 2016
    Date of Patent: May 5, 2020
    Assignee: CJ Cheiljedang Corporation
    Inventors: Su Jin Park, Young Lyeol Yang, Hye Won Um, Hong Xian Li, Kyoung Min Lee, Baek Seok Lee, Hyo Hyoung Lee, Hee Kyoung Jung
  • MICROORGANISMS FOR PRODUCING PUTRESCINE OR ORNITHINE AND PROCESS FOR PRODUCING PUTRESCINE OR ORNITHINE USING THEM
    Publication number: 20200002686
    Abstract: Disclosed is a modified microorganism producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same.
    Type: Application
    Filed: July 10, 2019
    Publication date: January 2, 2020
    Inventors: Su Jin PARK, Young Lyeol YANG, Hye Won UM, Hong Xian LI, Kyoung Min LEE, Baek Seok LEE, Hyo Hyoung LEE, Hee Kyoung JUNG
  • Method for purifying 1,4-diaminobutane
    Patent number: 10450262
    Abstract: A method for purifying 1,4-diaminobutane comprising the steps of: separating a second composition including carbonate salt of 1,4-diaminobutane from a first composition including carbonate salt of 1,4-diaminobutane by distillation; and removing carbonate from carbonate salt of 1,4-diaminobutane included in the second composition to recover 1,4-diaminobutane.
    Type: Grant
    Filed: May 4, 2016
    Date of Patent: October 22, 2019
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Won Sik Gwak, Hong Xian Li, Hyun Ju Won, Hyo Hyoung Lee, Kyung Su Na, Su Jin Park, Young Lyeol Yang, Hye Won Um, Chang Yub Oh, Kyoung Min Lee
  • Microorganism having enhanced productivity of lactic acid and a process for producing lactic acid using the same
    Patent number: 10155967
    Abstract: The present invention relates to Saccharomyces sp. capable of producing lactic acid with a decreased activity of pyruvate decarboxylase (PDC) and increased activities of aldehyde dehydrogenase (ALD) and acetyl-CoA synthetase (ACS), and a method of producing lactic acid from the culture medium obtained by culturing the microorganism.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: December 18, 2018
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Eun Bin Yang, Tae Hee Lee, Seon Hye Kim, Gyuhyeon Song, Cheol Woong Ha, Kyungsu Na, Young Lyeol Yang, Min Sun Kang, Hyo Hyoung Lee
  • MICROORGANISM FOR PRODUCING PUTRESCINE OR ORNITHINE AND METHOD FOR PRODUCING PUTRESCINE OR ORNITHINE BY USING SAME
    Publication number: 20180208909
    Abstract: Disclosed is a modified microorganism producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same.
    Type: Application
    Filed: July 19, 2016
    Publication date: July 26, 2018
    Applicant: CJ Cheijedang Corporation
    Inventors: Su Jin PARK, Young Lyeol YANG, Hye Won UM, Hong Xian LI, Kyoung Min LEE, Baek Seok LEE, Hyo Hyoung LEE, Hee Kyoung JUNG
  • MICROORGANISM HAVING ENHANCED PRODUCTIVITY OF LACTIC ACID AND A PROCESS FOR PRODUCING LACTIC ACID USING THE SAME
    Publication number: 20180201960
    Abstract: The present invention relates to Saccharomyces sp. capable of producing lactic acid with a decreased activity of pyruvate decarboxylase (PDC) and increased activities of aldehyde dehydrogenase (ALD) and acetyl-CoA synthetase (ACS), and a method of producing lactic acid from the culture medium obtained by culturing the microorganism.
    Type: Application
    Filed: March 12, 2018
    Publication date: July 19, 2018
    Inventors: Eun Bin Yang, Tae Hee Lee, Seon Hye Kim, Gyu Hyeon Song, Cheol Woong Ha, Kyung Su Na, Young Lyeol Yang, Min Sun Kang, Hyo Hyoung Lee
  • MICROORGANISMS FOR PRODUCING PUTRESCINE OR ORNITHINE AND PROCESS FOR PRODUCING PUTRESCINE OR ORNITHINE USING THEM
    Publication number: 20180187222
    Abstract: The present invention relates to a recombinant microorganism for producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same. Specifically, the present invention relates to a microorganism of the genus Corynebacterium capable of producing putrescine or ornithine, in which an activity of the transcriptional regulator of sugar metabolism (SugR) is weakened, an activity of the citrate synthase (GltA) is enhanced, or both are applied; and a method for producing putrescine or ornithine using the same.
    Type: Application
    Filed: March 29, 2016
    Publication date: July 5, 2018
    Inventors: Hee Kyoung JUNG, Hye Won UM, Hong Xian LI, Su Jin PARK, Young Lyeol YANG, Kyoung Min LEE, Hyo Hyoung LEE
  • A MICROORGANISM HAVING ENHANCED PRODUCTIVITY OF LACTIC ACID AND A PROCESS FOR PRODUCING LACTIC ACID USING THE SAME
    Publication number: 20180171370
    Abstract: The present invention relates to Saccharomyces sp. capable of producing lactic acid with a decreased activity of pyruvate decarboxylase (PDC) and increased activities of aldehyde dehydrogenase (ALD) and acetyl-CoA synthetase (ACS), and a method of producing lactic acid from the culture medium obtained by culturing the microorganism.
    Type: Application
    Filed: June 12, 2015
    Publication date: June 21, 2018
    Inventors: Eun Bin YANG, Tae Hee LEE, Seon Hye KIM, Gyuhyeon SONG, Cheol Woong HA, Kyungsu NA, Young Lyeol YANG, Min Sun KANG, Hyo Hyoung LEE