Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4698410 | Process for the preparation of high-temperature-resistant dense or cellular polyurethane elastomers | Wolfgang Straehle, Matthias Marx | 1987-10-06 |
| 4383050 | Process for the preparation of low temperature flexible polyurethane elastomers | Dietmar Nissen, Hans U. Schmidt, Wolfgang Straehle, Matthias Marx | 1983-05-10 |