Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5717038 | Tire treads with increased tread life, and method of manufacturing same | Gerhard Horpel, Karl-Heinz Nordsiek | 1998-02-10 |
| 5442099 | Bis-(thiobenzoyldisulfido)-alkanes | Juergen Wolpers, Karl-Heinz Nordsiek, Jaroslaw Monkiewicz | 1995-08-15 |
| 5342900 | Process for the preparation of diene rubber vulcanizates | Jurgen Wolpers, Karl-Heinz Nordsiek | 1994-08-30 |
| 4956498 | Coupling agents for vulcanizable mixtures of unsaturated rubbers and silicon-containing fillers | Horst G. Haag | 1990-09-11 |
| 4950826 | Process for adjusting the cis-trans-double bond configuration in polyalkenamers | Roland Streck | 1990-08-21 |
| 4681961 | Adhesion promoters for the production of volcanizates having a favorable filler/elastomer bond | Roland Streck, Horst G. Haag | 1987-07-21 |
| 4412038 | Low molecular weight 1,3-butadiene polymers containing reactive silyl groups, which are stabilized against crosslinking | Roland Streck | 1983-10-25 |
| 4183844 | Polymeric adhesion promoters for vulcanizable mixtures of elastomers and mineral fillers | Roland Streck, Horst G. Haag, Karl-Heinz Nordsiek | 1980-01-15 |