Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4652326 | Process for the production of semifinished products and/or molded components from polypropylene | Paul Spielau, Werner Kuhnel, Karlo Klaar, Bertram Gaspar, Richard Weiss +3 more | 1987-03-24 |
| 4319001 | Ternary thermoplastic molding composition containing ethylene-propylene copolymer | Paul Spielau, Werner Kuhnel, Dietmar Welsch, Hans E. Konermann, Wilfried Leeder | 1982-03-09 |
| 4319004 | Ternary thermoplastic molding composition containing polypropylene homopolymer | Paul Spielau, Werner Kuhnel, Dietmar Welsch, Hans E. Konermann, Wilfried Leeder | 1982-03-09 |
| 4319005 | Ternary thermoplastic molding composition containing polypropylene copolymers | Paul Spielau, Werner Kuhnel, Dietmar Welsch, Hans E. Konermann, Wilfried Leeder | 1982-03-09 |