Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4978725 | Toughened polyoxymethylene and shaped articles produced therefrom | Ernst Wolters | 1990-12-18 |
| 4517319 | Toughened polyoxymethylene and shaped articles produced therefrom | Ernst Wolters | 1985-05-14 |