Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6716959 | Device and method for treating plastic material | Camille Borer, Martin Mueller, Hans Geissbuehler | 2004-04-06 |
| 6374510 | Drier-heat-exchanger | Hans Geissbuehler | 2002-04-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6716959 | Device and method for treating plastic material | Camille Borer, Martin Mueller, Hans Geissbuehler | 2004-04-06 |
| 6374510 | Drier-heat-exchanger | Hans Geissbuehler | 2002-04-23 |