Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11154882 | Cage design with modified struts including oriented fins | Craig B. Nelson, Sean M. Scott | 2021-10-26 |
| 11020756 | Orbital sprinkler with speed control brake | George L. Sesser, Craig B. Nelson, Steven E. Crawford | 2021-06-01 |