Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6969429 | Method for removing blast media and colored residues comprising an aqueous slurry suspension | Jens Popplau | 2005-11-29 |
| 6742306 | Method for carrying out work on an object related to shipbuilding or building construction or industrial installations | Christian Petschke, Gerd Herrmann | 2004-06-01 |