Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6523577 | Insulation system for shafts through which hot gases flow | Henning Marwege, Jörg Nordholt, Marcial Navarro, Stephan Tonne, Josef Haider +2 more | 2003-02-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6523577 | Insulation system for shafts through which hot gases flow | Henning Marwege, Jörg Nordholt, Marcial Navarro, Stephan Tonne, Josef Haider +2 more | 2003-02-25 |