Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5937486 | Closure element made of thermoplastic material | — | 1999-08-17 |
| 4944909 | Method for manufacturing multilayer molded articles | Helmut Eckardt, Jurgen Ehritt, Rainer Teschner | 1990-07-31 |