Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8349395 | Electrically conductive steel-ceramic composite and process to manufacture it | Joachim Laatsch, Frank Tietz, Niels Christiansen, Gijsbertus Rietveld, Nicolaas Jacobus Joseph Dekker | 2013-01-08 |
| 6875723 | Process for the production of iron oxide containing catalysts | Keld Johansen | 2005-04-05 |
| 6150290 | Ceramic material for use in the separation of oxygen from gas mixture | Niels Christiansen | 2000-11-21 |
| 5994254 | Fluorite ceramic material | Niels Christiansen | 1999-11-30 |