Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6971407 | Hydraulic valve arrangement | Carsten Christensen, Siegfried Zenker | 2005-12-06 |
| 6868863 | Pressure reduction valve | Poul Erik Hansen, Svend E. Thomsen | 2005-03-22 |
| 6854270 | Hydraulic valve system | Siegfried Zenker | 2005-02-15 |