Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5715046 | Process and device for oil stability measurement | Ilkka Tolvanen, Jurg Waldvogel | 1998-02-03 |
| 5708196 | Method and apparatus for determining the cloud point of oil | Ilkka Tolvanen, Jurg Waldvogel | 1998-01-13 |