Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664340 | Sulphonated polymer resin and preparation thereof | Erkki Paatero, Heikki Heikkila, Heikki Mononen, Hannu Paananen, Jari Tiihonen | 2003-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664340 | Sulphonated polymer resin and preparation thereof | Erkki Paatero, Heikki Heikkila, Heikki Mononen, Hannu Paananen, Jari Tiihonen | 2003-12-16 |