Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8974640 | Feed section of a separation column | Esa Tamminen, Matti Happonen, Martti Ruskoaho | 2015-03-10 |
| 5627243 | Fluidized-bed reactor | Matti H am al ainen, Isto Eilos, Tuomo Hyv onen | 1997-05-06 |