Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6506306 | Method and an apparatus for treating wastewater from a chemical-mechanical polishing process used in chip fabrication | Jürgen Hammer, Andre Richter, Werner Kraus | 2003-01-14 |
| 6436281 | Apparatus for treating wastewater from a chemical-mechanical polishing process used in chip fabrication | Jürgen Hammer, Andre Richter, Werner Kraus | 2002-08-20 |