Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11505354 | Packaging/inspection system for a nozzle pivot package | Theodore J. Bren, Craig B. Nelson | 2022-11-22 |
| 7100842 | Two-axis full-circle sprinkler | Larry P. Meyer, George L. Sesser, Frederick J. Sweet, Craig B. Nelson | 2006-09-05 |
| 5671885 | Nutating sprinkler with rotary shaft and seal | — | 1997-09-30 |
| 5409168 | Positive latching cap for modular sprinkler assembly | Craig B. Nelson | 1995-04-25 |
| 5297737 | Sprinkler frost clip | — | 1994-03-29 |
| 5224653 | Modular sprinkler assembly | Craig B. Nelson | 1993-07-06 |
| D312865 | Sprinkler water distributor | — | 1990-12-11 |
| 4796811 | Sprinkler having a flow rate compensating slow speed rotary distributor | — | 1989-01-10 |