Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830809 | Yarns, fibres and filaments that can be fibrillated, method and device for their production | Helmut Leiner, Robert Groten, Georges Riboulet | 2004-12-14 |
| 4842915 | Tufting base for carpets made of a spunbonded fabric, a method of manufacturing the base, and a tufting carpet | Ludwig Hartmann, Ivo Ruzek, Norbert Weber | 1989-06-27 |