Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875362 | Method and apparatus for measuring the viscosity of a medium | — | 1989-10-24 |
| 4635470 | Apparatus and method for permeability measurement | Kjell Ljungkvist, Urban Gren | 1987-01-13 |