Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12377367 | Solvent extraction system and method | Karl Enquist, Thomas Persson | 2025-08-05 |
| 12370477 | Liquid composition for purification of oil | Thomas Persson, Fred Sundström | 2025-07-29 |
| 12097453 | Method and system for circular use of industrial oil | Fred Sundström, Thomas Persson | 2024-09-24 |
| 11958004 | Method and system for purification of contaminated oil | Thomas Persson, Fred Sundström | 2024-04-16 |