Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11970670 | Penetrating oil and method for producing the same | Jouni Karttunen, Virpi Rämö, Jorma Virtanen | 2024-04-30 |
| 5773761 | Method for producing an electric cable and an electric cable | Eero Kaakko, Pertti Korhonen, Torsten Hagelberg, Pekka Luoma, Hannu Makinen +2 more | 1998-06-30 |