Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8036414 | Speaker | Douglas Walter Hansen | 2011-10-11 |
| 7874358 | Method for oil sand exploration and development | William A. Breukelman, Brian William Main | 2011-01-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8036414 | Speaker | Douglas Walter Hansen | 2011-10-11 |
| 7874358 | Method for oil sand exploration and development | William A. Breukelman, Brian William Main | 2011-01-25 |