Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5881821 | Fin sweep assembly and method of manufacture | James T. Noonan | 1999-03-16 |
| 5785460 | Rotatable bracket for connecting tubes of differing cross section | James T. Noonan | 1998-07-28 |
| 5676211 | Adjustable tunnel shield structure | James T. Noonan | 1997-10-14 |
| 5669451 | Adjustable guide rig structure for an agricultural implement | James T. Noonan, David C. Winter | 1997-09-23 |
| 5632567 | Mounting for agricultural toolbars and tubes of differing cross section | James T. Noonan | 1997-05-27 |
| 5601147 | Agricultural rig pressure adjustment with overcenter toggle | James T. Noonan | 1997-02-11 |
| 5544709 | Down pressure spring adjustment | James T. Noonan | 1996-08-13 |
| 5538085 | Gauge wheel mounting | James T. Noonan | 1996-07-23 |
| 5394947 | Tubular hitch member ball connection for an implement | Duane A. Essex | 1995-03-07 |
| 4624322 | Harrow with link having spike support attitude control | John D. Long | 1986-11-25 |
| 4579361 | Implement cart | Donald T. Sorlie, David H. Bucher | 1986-04-01 |
| 4275792 | Shovel with soil directing structure | Thomas C. Jensen | 1981-06-30 |