Issued Patents All Time
Showing 26–50 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8889972 | Plants and seeds of hybrid corn variety CH752946 | Rafael A. Mateo, Richard G. Stelpflug | 2014-11-18 |
| 8878025 | Plants and seeds of hybrid corn variety CH462271 | Fufa H. Birru, Richard G. Stelpflug | 2014-11-04 |
| 8878033 | Plants and seeds of hybrid corn variety CH333708 | Rafael A. Mateo, Richard G. Stelpflug | 2014-11-04 |
| 8878029 | Plants and seeds of hybrid corn variety CH504577 | Richard G. Stelpflug, L. John Frederickson, Rafael A. Mateo | 2014-11-04 |
| 8853509 | Plants and seeds of hybrid corn variety CH765192 | Scott A. Bergemann, Fufa H. Birru, Richard G. Stelpflug, L. John Frederickson, Rafael A. Mateo | 2014-10-07 |
| 8853508 | Plants and seeds of hybrid corn variety CH760284 | Fufa H. Birru, Richard G. Stelpflug | 2014-10-07 |
| 8835726 | Plants and seeds of corn variety CV622302 | Jon Popi | 2014-09-16 |
| 8829308 | Plants and seeds of hybrid corn variety CH250155 | Rafael A. Mateo, Richard G. Stelpflug | 2014-09-09 |
| 8829309 | Plants and seeds of hybrid corn variety CH162504 | Rafael A. Mateo, Richard G. Stelpflug | 2014-09-09 |
| 8829310 | Plants and seeds of hybrid corn variety CH139811 | Rafael A. Mateo, Richard G. Stelpflug | 2014-09-09 |
| 8822792 | Plants and seeds of hybrid corn variety CH393432 | Rafael A. Mateo, Richard G. Stelpflug | 2014-09-02 |
| 8816175 | Plants and seeds of hybrid corn variety CH143941 | Rafael A. Mateo, Richard G. Stelpflug | 2014-08-26 |
| 8710332 | Plants and seeds of hybrid corn variety CH089600 | Richard G. Stelpflug, L. John Frederickson, Rafael A. Mateo | 2014-04-29 |
| 8710329 | Plants and seeds of hybrid corn variety CH424126 | Richard G. Stelpflug, L. John Frederickson, Rafael A. Mateo | 2014-04-29 |
| 8710331 | Plants and seeds of hybrid corn variety CH367819 | Scott A. Bergemann, Fufa H. Birru, Richard G. Stelpflug, L. John Frederickson, Rafael A. Mateo | 2014-04-29 |
| 8664486 | Plants and seeds of hybrid corn variety CH332645 | Fufa H. Birru, Richard G. Stelpflug | 2014-03-04 |
| 8618381 | Plants and seeds of hybrid corn variety CH673389 | Scott A. Bergemann, Fufa H. Birru, Richard G. Stelpflug, L. John Frederickson, Rafael A. Mateo | 2013-12-31 |
| 8519218 | Plants and seeds of hybrid corn variety CH212179 | Scott A. Bergemann, Fufa H. Birru, Richard G. Stelpflug | 2013-08-27 |
| 8502022 | Plants and seeds of hybrid corn variety CH533378 | Rafael A. Mateo, Richard G. Stelpflug | 2013-08-06 |
| 8502023 | Plants and seeds of hybrid corn variety CH355160 | Rafael A. Mateo, Richard G. Stelpflug | 2013-08-06 |
| 8471119 | Plants and seeds of hybrid corn variety CH667265 | Richard G. Stelpflug | 2013-06-25 |
| 8461429 | Plants and seeds of hybrid corn variety CH955332 | Richard G. Stelpflug | 2013-06-11 |
| 8373043 | Plants and seeds of hybrid corn variety CH972645 | Richard G. Stelpflug, Fufa H. Birru | 2013-02-12 |
| 8344228 | Plants and seeds of hybrid corn variety CH394570 | Richard G. Stelpflug, Fufa H. Birru | 2013-01-01 |
| 8330014 | Plants and seeds of hybrid corn variety CH700245 | Richard G. Stelpflug, Fufa H. Birru | 2012-12-11 |