Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10851476 | Method for producing a pleatable textile fabric with electrostatically charged fibers | Ralph Berkemann, Fabian Stauss, Frank Endriss | 2020-12-01 |
| 6787227 | High-tenacity yarn with profiled filaments | Ralf Koehnen, Frank Leymann, Britta Konrad, Gerhard Berberich, Hans A. Graefe +1 more | 2004-09-07 |