Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12366259 | Sprinkler with trellis wire mounting clip | Steven E. Crawford, John N. Rowley | 2025-07-22 |
| 11745207 | Sprinkler with modular components and pop up deflector with lug(s) for rotational engagement | Steven E. Crawford, Craig B. Nelson | 2023-09-05 |
| 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 |
| 10239066 | Orbital sprinkler with speed control brake | George L. Sesser, Craig B. Nelson, Steven E. Crawford | 2019-03-26 |