Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1093826 | Footwear | — | 2025-09-23 |
| 6686075 | Process for producing electrical energy with the aid of a fuel cell | Jurgen Gieshoff, Helga Vollmer, Egbert Lox, Thomas Kreuzer | 2004-02-03 |