Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676236 | Vane orienter with wipers | Derek Barnes, Thomas H. Murphy | 1997-10-14 |
| 5404990 | Vane type orienter | Derek Barnes, Lorne E. Caddo, Robert M. Knudson | 1995-04-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676236 | Vane orienter with wipers | Derek Barnes, Thomas H. Murphy | 1997-10-14 |
| 5404990 | Vane type orienter | Derek Barnes, Lorne E. Caddo, Robert M. Knudson | 1995-04-11 |