Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481471 | Spike roller for axial feeding or rotation of a log | Denis Johnson | 2002-11-19 |
| 6453959 | Spike roller for axial feeding or rotation of a log | Denis Johnson | 2002-09-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481471 | Spike roller for axial feeding or rotation of a log | Denis Johnson | 2002-11-19 |
| 6453959 | Spike roller for axial feeding or rotation of a log | Denis Johnson | 2002-09-24 |