Patents by Inventor Hungming J. Liaw

Hungming J. Liaw 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).

  • Bacterial stains and use thereof in fermentation processes for 2-keto-L-gulonic acid production
    Patent number: 5989891
    Abstract: The present invention relates to a process for the production of 2-keto-L-gulonic acid by fermentative conversion of L-sorbose and/or D-sorbitol. The present invention further relates to novel bacterial strains useful in this process.
    Type: Grant
    Filed: July 11, 1997
    Date of Patent: November 23, 1999
    Assignee: Archer-Daniels-Midland Company
    Inventors: Hungming J. Liaw, John Eddington, Yueqin Yang
  • Bacterial strains and use thereof in fermentation process for 2-keto-L-gulonic acid production
    Patent number: 5834231
    Abstract: The present invention relates to a process for the production of 2-keto-L-gulonic acid by fermentative conversion of L-sorbose and/or D-sorbitol. The present invention further relates to novel bacterial strains useful in this process.
    Type: Grant
    Filed: October 24, 1996
    Date of Patent: November 10, 1998
    Assignee: Archer Daniels Midland Co.
    Inventors: Steven F. Stoddard, Hungming J. Liaw, John Eddington, Yuequin Yang