Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4956512 | Procedure for producing poly-alpha-olefine-type lubricants | Fredrik Nissfolk, Salme Koskimies, Matti Nurminen, Salla Roni | 1990-09-11 |
| 4694099 | Procedure for producing stearyl-.beta.-(3,5-dibutyl-4-hydroxyphenyl) propionate and bis-(.beta.(3,5-dibutyl-4-hydroxybenzyl)-methylcarboxyethyl)sulphide | Matts Ahlfors, Salme Koskimies, Leila Lahtinen | 1987-09-15 |