Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8551724 | Phytase-Containing Animal Food and Method | Douglas M. Webel, Frank E. Ruch, Xingen Lei | 2013-10-08 |
| 7972805 | Phytase-containing animal food and method | Douglas M. Webel, Frank E. Ruch, Xingen Lei | 2011-07-05 |
| 7833743 | Phytase-containing animal food and method | Douglas M. Webel, Frank E. Ruch, Xingen Lei | 2010-11-16 |
| 7320876 | Phytase-containing animal food and method | Douglas M. Webel, Frank E. Ruch, Xingen Lei | 2008-01-22 |
| 7084175 | Animal food and method | Mark Wilson, Ronny Moser, David D. Hall, Douglas M. Webel | 2006-08-01 |