Patents by Inventor Hongxian Li

Hongxian Li 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).

  • Microorganisms for producing putrescine and process for producing putrescine using them
    Patent number: 9657264
    Abstract: The present invention relates to a recombinant microorganism capable of producing putrescine at high yield due to inactivated activity of a protein having an amino acid sequence represented by SEQ ID NO: 2 in the microorganism, and a method of producing putrescine using the microorganism.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: May 23, 2017
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Kyoung Min Lee, Hongxian Li, Su Jin Park, Young Lyeol Yang, Hye Won Um, Hee Kyoung Jung
  • MICROORGANISMS FOR PRODUCING PUTRESCINE AND PROCESS FOR PRODUCING PUTRESCINE USING THEM
    Publication number: 20170044487
    Abstract: The present invention relates to a recombinant microorganism capable of producing putrescine at high yield due to inactivated activity of a protein having an amino acid sequence represented by SEQ ID NO: 2 in the microorganism, and a method of producing putrescine using the microorganism.
    Type: Application
    Filed: April 24, 2015
    Publication date: February 16, 2017
    Inventors: Kyoung Min LEE, Hongxian LI, Su Jin PARK, Young Lyeol YANG, Hye Won UM, Hee Kyoung JUNG
  • Recombinant microorganism having an enhanced ability to produce putrescine and a method for producing putrescine using the same
    Patent number: 9290771
    Abstract: The present invention relates to a recombinant microorganism having enhanced ability to produce putrescine at high yield, wherein the activity of NCg10101 is weakened in a microorganism of genus Corynebacterium that has been modified to produce putrescine, and a method for producing putrescine using the same.
    Type: Grant
    Filed: January 21, 2013
    Date of Patent: March 22, 2016
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Kyoung Min Lee, Seon Hye Kim, Hye Won Um, Min Sun Kang, Su Jin Choi, Hee Kyoung Jung, Sung Hoo Jhon, Hongxian Li, Won Sik Gwak, Chong Ho Lee, Young Lyeol Yang
  • RECOMBINANT MICROORGANISM HAVING IMPROVED PUTRESCINE PRODUCING ABILITY AND METHOD FOR PRODUCING PUTRESCINE BY USING SAME
    Publication number: 20140363859
    Abstract: The present invention relates to a recombinant microorganism having enhanced ability to produce putrescine at high yield, wherein the activity of NCgl0101 is weakened in a microorganism of genus Corynebacterium that has been modified to produce putrescine, and a method for producing putrescine using the same.
    Type: Application
    Filed: January 21, 2013
    Publication date: December 11, 2014
    Inventors: Kyoung Min Lee, Seon Hye Kim, Hye Won Um, Min Sun Kang, Su Jin Choi, Hee Kyoung Jung, Sung Hoo Jhon, Hongxian Li, Won Sik Gwak, Chong Ho Lee, Young Lyeol Yang