Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5250276 | Method for preparing ferric chloride | Pekka Knuuttila, Simo Jokinen, Juhatuomas Vuorisalo, Simo Salanne | 1993-10-05 |
| 5178847 | Process for producing ceramic raw materials | — | 1993-01-12 |