Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12366259 | Sprinkler with trellis wire mounting clip | John N. Rowley, Andrew B. Hellie | 2025-07-22 |
| 12052560 | Techniques for selecting an audio profile for a user | — | 2024-07-30 |
| 11745207 | Sprinkler with modular components and pop up deflector with lug(s) for rotational engagement | Andrew B. Hellie, Craig B. Nelson | 2023-09-05 |
| 11325147 | Sprinkler with modular components and pop-up deflector | Craig B. Nelson | 2022-05-10 |
| 11020756 | Orbital sprinkler with speed control brake | George L. Sesser, Craig B. Nelson, Andrew B. Hellie | 2021-06-01 |
| 10399108 | Sprinkler with modular components and pop up deflector | Craig B. Nelson | 2019-09-03 |
| 10239066 | Orbital sprinkler with speed control brake | George L. Sesser, Craig B. Nelson, Andrew B. Hellie | 2019-03-26 |
| 9004097 | Pressure control valve with pressure cycling control | Robert Klein | 2015-04-14 |