Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5172495 | Shoe lining | Ernst Pehr, Dieter Groitzsch | 1992-12-22 |
| 4465723 | Fixation insert with improved flash-through safety and method for manufacturing the same | Jurgen Knoke, Holger Buchwald | 1984-08-14 |
| 4430372 | Non-woven fabric with improved hot-press properties and method for manufacturing same | Jurgen Knoke, Holger Buchwald | 1984-02-07 |