Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6248938 | Animal feed compositions containing phytase derived from transgenic alfalfa and methods of use thereof | Sandra Austin-Phillips, Richard G. Koegel, Mark E. Cook | 2001-06-19 |
| 6101797 | Method and apparatus for macerating plant material | Richard G. Koegel, Timothy J. Kraus | 2000-08-15 |
| 5950406 | Method and apparatus for macerating plant material | Richard G. Koegel, Timothy J. Kraus | 1999-09-14 |
| 5900525 | Animal feed compositions containing phytase derived from transgenic alfalfa and methods of use thereof | Sandra Austin-Phillips, Richard G. Koegel, Mark E. Cook | 1999-05-04 |
| 5824779 | Phytase-protein-pigmenting concentrate derived from green plant juice | Richard G. Koegel, Sandra Austin-Phillips | 1998-10-20 |
| 5152127 | Process and apparatus to improve the properties and value of forage crops | Richard G. Koegel, Timothy J. Kraus, Kevin J. Shinners | 1992-10-06 |