Patents Assigned to Thompson Animal Systems, Inc.
  • Selenium diet supplement and method of making
    Patent number: 6319529
    Abstract: A diet supplement improves the growth and health of humans and other animals. The supplement contains: (1) germs having a selenium level of at least about 0.2 ppm that are derived from a cereal grain grown in selenium-rich soil; and (2) plant materials having a selenium level of at least about 0.2 ppm that are from a legume grown in selenium-rich soil.
    Type: Grant
    Filed: August 10, 2000
    Date of Patent: November 20, 2001
    Assignee: Thompson Animal Systems, Inc.
    Inventor: Leif H. Thompson
  • Chromium-carboxylic acid feed supplement
    Patent number: 6139881
    Abstract: The combination of a chromium ion and a carboxylic acid ion selected from the group consisting of a formate ion, a malate ion, and a fumarate ion is an effective feed supplement for ruminant animals and improves their weight gain, feed efficiency, body composition, and milk production.
    Type: Grant
    Filed: January 18, 2000
    Date of Patent: October 31, 2000
    Assignee: Thompson Animal Systems, Inc.
    Inventor: Leif H. Thompson