Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5616662 | Method for polymerizing olefins in a fluid-bed reactor | Jukka Koskinen, Henrik Andtsjo, Jouni Takakarhu | 1997-04-01 |
| 5391654 | Method for homo- or copolymerizing ethene | Antero Ahvenainen, Henrik Andtsjo | 1995-02-21 |
| 5326835 | Multi-stage process for producing polyethylene | Antero Ahvenainen, Henrik Andtsjo, Jouni Takakarhu, Ari Palmroos | 1994-07-05 |
| 5195654 | Method for feeding a mud-like catalyst into a polymerization reactor | Jouni Takakarhu | 1993-03-23 |