Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10066588 | Multi-chamber blowoff valve | Michael A. Carlson | 2018-09-04 |
| D819082 | Upper vent of a multi-chamber blowoff valve | Michael A. Carlson | 2018-05-29 |
| D809018 | Multi-chamber blowoff valve | Michael A. Carlson | 2018-01-30 |
| D808434 | Lower vent of a multi-chamber blowoff valve | Michael A. Carlson | 2018-01-23 |
| 9416514 | Post driver with limited movement floating post anvil | Gary J. Niekamp | 2016-08-16 |
| 9238895 | Anti-dry fire mechanism for a post driver | Gary J. Niekamp | 2016-01-19 |
| 8752876 | Post driver with grappler mechanism | Gary J. Niekamp | 2014-06-17 |