Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469203 | Method for depolymerizing polymethylmethacrylate | Hans-Jurgen Weiss, Jorg Schmalfeld, Udo Zentner, Tobias Groschang, Udo Gropp +2 more | 2002-10-22 |
| 6412597 | Plate suitable as a noise protection wall | Peter Seelmann, Gerald Molnar | 2002-07-02 |
| 4672083 | Oxymethylene copolymerizate molding compositions with reduced formaldehyde emission in the thermoplastic processing | Herbert Amann, Gerhard Morlock | 1987-06-09 |