Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8978221 | Puller device | Mitchel D. Trostad | 2015-03-17 |
| 8899133 | Hydraulic puller device | — | 2014-12-02 |
| 7073783 | Hydraulic-operated vise device | Tohn J. Dahl | 2006-07-11 |
| 6609283 | Convertible external/internal puller device | — | 2003-08-26 |
| 5542320 | Magnetic keeper accessory for wrench sockets | Richard A. Vasichek, Robert J. Vasichek, Mitchel D. Trostad | 1996-08-06 |
| D369075 | Magnetic keeper for wrench sockets | Richard A. Vasichek, Robert J. Vasichek, Mitchel D. Trostad | 1996-04-23 |
| 5251368 | Internal locking puller device | Mitchel D. Trostad | 1993-10-12 |
| 5174005 | Locking puller device | — | 1992-12-29 |
| 5167057 | Hydraulic puller | — | 1992-12-01 |
| 5159743 | Hydraulic puller | — | 1992-11-03 |
| 4877039 | Grain cleaner | Curtis Stokkeland | 1989-10-31 |