Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6673960 | Work-up of distillation residues from the synthesis of toluene diisocyanate | Hans Volkmar Schwarz, Markus Maurer, Michael Sander, Eckhard Ströfer, Rene Leuthold +2 more | 2004-01-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6673960 | Work-up of distillation residues from the synthesis of toluene diisocyanate | Hans Volkmar Schwarz, Markus Maurer, Michael Sander, Eckhard Ströfer, Rene Leuthold +2 more | 2004-01-06 |