Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10577865 | Steering head for an auger casing | — | 2020-03-03 |
| 10309155 | Steering head | — | 2019-06-04 |
| 9816321 | Steering head for an auger casing | — | 2017-11-14 |
| 9551187 | Steering head | — | 2017-01-24 |
| 9181752 | Steering head | — | 2015-11-10 |
| 8827007 | Steering head | — | 2014-09-09 |
| 8534385 | Steering head | — | 2013-09-17 |
| 8302704 | Steering head | — | 2012-11-06 |
| 8276687 | Steering head | — | 2012-10-02 |
| 4971256 | Sprinkler device | — | 1990-11-20 |
| 4346848 | Nozzle with orifice plate insert | — | 1982-08-31 |