Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8974640 | Feed section of a separation column | Matti Happonen, Simo Jortikka, Martti Ruskoaho | 2015-03-10 |
| 8926799 | Feed section of a separation column | — | 2015-01-06 |
| 8888076 | Section of a separation column, separation column and a method of operation | Jari Sutinen | 2014-11-18 |
| 6369280 | Process for preparing alkyl ethers and mixtures thereof | Petri Lindqvist | 2002-04-09 |
| 5852220 | Process for preparing a mixture of tertiary alkyl ethers | Harri Jarvelin, Petri Lindqvist | 1998-12-22 |
| 5536886 | Process for preparing alkyl ethers | Juhani Aittamaa, Juha Jakkula | 1996-07-16 |