Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6817601 | Block suction apparatus | Ralf Stockburger | 2004-11-16 |
| 6817639 | Under pressure handling device | Thomas Eisele, Gernot Schmierer | 2004-11-16 |
| 6719536 | Vacuum generator with power failure operation mode | Thomas Eisele | 2004-04-13 |