Patents by Inventor Roger Gregory Campbell

Roger Gregory Campbell 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).

  • Selection of livestock using IGF levels
    Patent number: 6090569
    Abstract: The present invention provides methods of producing animals that have higher than average carcass quality, higher than average feed conversion efficiency, higher than average growth rate, lower than average voluntary feed intake and/or higher than average reproductive capacity.
    Type: Grant
    Filed: February 2, 1998
    Date of Patent: July 18, 2000
    Assignees: Bunge Meat Industries Ltd., Pig Research and Development Corporation, Gropep PTY Ltd.
    Inventors: Phillip Clyde Owens, Roger Gregory Campbell, Brian Gerard Luxford, Paul Edward Walton