Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761182 | Method for configuration of a valve | Robert E. Trimble, Tage Christiansen | 2004-07-13 |
| 6719005 | Combination check valve and pressure release valve | Robert E. Trimble, Tage Christiansen | 2004-04-13 |
| 6691512 | Hydraulic transmission with combination check valve and pressure release valve | Thomas Kopel, Robert E. Trimble, Tage Christiansen | 2004-02-17 |