Patents by Inventor Natthawut Wiriyathanawudhiwong

Natthawut Wiriyathanawudhiwong 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).

  • L-cysteine-producing bacterium and a method for producing L-cysteine
    Patent number: 8293506
    Abstract: The present invention provides a bacterium belonging to the family Enterobacteriaceae, which is able to produce L-cysteine and has been modified to increase the activity of the protein encoded by the dsbA gene. This bacterium is cultured in a medium, and L-cysteine, L-cystine, a derivative or precursor thereof or a mixture thereof can be collected from the medium.
    Type: Grant
    Filed: February 24, 2010
    Date of Patent: October 23, 2012
    Assignee: Ajinomoto Co., Inc.
    Inventors: Gen Nonaka, Hiroshi Takagi, Iwao Ohtsu, Natthawut Wiriyathanawudhiwong, Takeshi Nakatani
  • L-CYSTEINE-PRODUCING BACTERIUM AND A METHOD FOR PRODUCING L-CYSTEINE
    Publication number: 20100216196
    Abstract: The present invention provides a bacterium belonging to the family Enterobacteriaceae, which is able to produce L-cysteine and has been modified to increase the activity of the protein encoded by the dsbA gene. This bacterium is cultured in a medium, and L-cysteine, L-cystine, a derivative or precursor thereof or a mixture thereof can be collected from the medium.
    Type: Application
    Filed: February 24, 2010
    Publication date: August 26, 2010
    Inventors: Gen Nonaka, Hiroshi Takagi, Iwao Ohtsu, Natthawut Wiriyathanawudhiwong, Takeshi Nakatani