Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5747331 | Process and apparatus for the purification of gases | Pertti Juhani Martikainen, Arvo Aukusti Juhani Ruuskanen, Kari Mutka, Timo Nyrönen, Markku Tapio Kallstrom +1 more | 1998-05-05 |