Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6013692 | Cellular polyurethane elastomers | Ulrich Daum, Arno Feeken, Wolfgang Jarre, Reinhard Sklenarz | 2000-01-11 |
| 5026815 | Chain-lengthening agents for p-phenylene-methylenediisocyanate-prepolymers for cast polyurethane elastomers | Theodor Volker, Hans-Ludwig Althaus | 1991-06-25 |
| 4950792 | Substituted p,p'-methylene-bis-anilines | Hans-Ludwig Althaus, Theodor Volker | 1990-08-21 |
| 4519432 | Reinforced polyurethane tires | Herbert F. Strohmayer, Walter Sibral, Barton Milligan | 1985-05-28 |
| 4507459 | Polyurethane compositions having low hysteresis | Herbert F. Strohmayer, Walter Sibral, Barton Milligan | 1985-03-26 |