Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8523085 | Method and system to control flow from individual nozzles while controlling overall system flow and pressure | Kent Dieball, Duane Needham, Tyron Johnson, Marvin L. Stone | 2013-09-03 |
| 8191795 | Method and system to control flow from individual nozzles while controlling overall system flow and pressure | Kent Dieball, Duane Needham, Tyron Johnson, Marvin L. Stone | 2012-06-05 |
| 5967066 | System and process for applying ammonia to soil | Durham K. Giles, Graeme W. Henderson | 1999-10-19 |