Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6402976 | Textile finishing agent | Bernd Wahle, Guenter Uphues, Rafael Pi Subirana, Terese Copete Vidal | 2002-06-11 |
| 5783534 | Process for the production of solid esterquats | Bernd Wahle, Joaquim Bigorra Llosas, Rafael Pi, Antoni Soler Codina, Emili Brau Balague +1 more | 1998-07-21 |