Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890487 | Method for determining horizontal and/or vertical permeability of a subsurface earth formation | Elizabeth B. Dussan V. | 1990-01-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890487 | Method for determining horizontal and/or vertical permeability of a subsurface earth formation | Elizabeth B. Dussan V. | 1990-01-02 |