Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5405697 | Process for obtaining polyamide yarns with better output efficiency | Olivier Chaubet, Walter Roggenstein | 1995-04-11 |
| 5238637 | Process for obtaining polyamide yarns with better output efficiency | Olivier Chaubet, Walter Roggenstein | 1993-08-24 |