Patents by Inventor John Xianrong Liu

John Xianrong Liu 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).

  • Method for maintaining freshness of fruits and vegetables
    Patent number: 8119180
    Abstract: A process and a composition to extend the freshness of fruits and vegetables are disclosed. The method comprises treating fresh fruit or vegetable structures with a solution comprising organic acids including N-acetyl cysteine.
    Type: Grant
    Filed: April 25, 2006
    Date of Patent: February 21, 2012
    Assignee: Del Monte Fresh Produce International Inc.
    Inventors: John Xianrong Liu, Virginia Margarita Fraga, Thomas Young
  • Method for maintaining freshness of fruits and vegetables
    Publication number: 20100069485
    Abstract: A process and a composition to extend the freshness of fruits and vegetables are disclosed. The method comprises treating fresh fruit or vegetable structures with a solution comprising organic acids including N-acetyl cysteine.
    Type: Application
    Filed: April 25, 2006
    Publication date: March 18, 2010
    Inventors: John Xianrong Liu, Virginia Margarita Fraga, Thomas Young