Patents by Inventor Yong Jae Jeon

Yong Jae Jeon 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).

  • Mutant microorganisms having a high ability to produce putrescine and method for producing putrescine using the same
    Patent number: 8481293
    Abstract: Provided are mutant microorganisms having the ability to produce a high concentration of putrescine wherein gene(s) involved in the putrescine degradation or utilization pathway is inactivated or deleted and a preparation method thereof. A method for producing putrescine in high yield by culturing the mutant microorganisms is also provided. The mutant microorganisms are useful for producing a high concentration of putrescine which can be widely used in various industrial applications.
    Type: Grant
    Filed: October 14, 2009
    Date of Patent: July 9, 2013
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Sang Yup Lee, Zhi Gang Qian, Xiaoxia Xia, Yong Jae Jeon
  • MUTANT MICROORGANISMS HAVING A HIGH ABILITY TO PRODUCE PUTRESCINE AND METHOD FOR PRODUCING PUTRESCINE USING THE SAME
    Publication number: 20100203599
    Abstract: Provided are mutant microorganisms having the ability to produce a high concentration of putrescine wherein gene(s) involved in the putrescine degradation or utilization pathway is inactivated or deleted and a preparation method thereof. A method for producing putrescine in high yield by culturing the mutant microorganisms is also provided. The mutant microorganisms are useful for producing a high concentration of putrescine which can be widely used in various industrial applications.
    Type: Application
    Filed: October 14, 2009
    Publication date: August 12, 2010
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sang Yup Lee, Zhi Gang Qian, Xiaoxia Xia, Yong Jae Jeon