Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374333 | Method for minimizing pulp mill effluents | Tuomo Nykanen, Brian F. Greenwood, Johan Gullichsen, Esko Mattelmaki, Joseph R. Phillips +4 more | 1994-12-20 |
| 5330621 | Continuous elemental analysis of process flows | Pertti Visuri, Markku J. Koskelo | 1994-07-19 |