Patents by Inventor Phouyong Sayavongsa

Phouyong Sayavongsa 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).

  • Cage dispenser for measuring food intake in laboratory rodents
    Patent number: 7748346
    Abstract: A feeding chamber is reached by an ascending ramp and an entrance passage, the top of said feeding chamber being defined by a first grid through which feed descends into said feeding chamber and the floor of said feeding chamber being defined by a second grid which allows food to fall from within said feeding chamber into a spillage chamber.
    Type: Grant
    Filed: August 5, 2005
    Date of Patent: July 6, 2010
    Assignee: Morehouse School of Medicine
    Inventors: Jacqueline Hibbert, Phouyong Sayavongsa
  • Cage dispenser for measuring food intake in laboratory rodents
    Publication number: 20070028845
    Abstract: A feeding chamber is reached by an ascending ramp and an entrance passage, the top of said feeding chamber being defined by a first grid through which feed descends into said feeding chamber and the floor of said feeding chamber being defined by a second grid which allows food to fall from within said feeding chamber into a spillage chamber.
    Type: Application
    Filed: August 5, 2005
    Publication date: February 8, 2007
    Inventors: Jacqueline Hibbert, Phouyong Sayavongsa