David Spangler

AG Agri-King: 1 patents #1 of 3Top 35%

MF Mayo Foundation: 1 patents #8 of 61Top 15%

📍 Fulton, IL: #1 of 3 inventorsTop 35%

🗺 Illinois: #1,559 of 5,780 inventorsTop 30%

Overall (2003): #239,066 of 273,478Top 90%

Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6524574	Probiotic mixture intended for monogastric animals to control intestinal flora populations	Patrick K. Brown, Thomas E. Witzig	2003-02-25