Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7090014 | Process for sequentially applying SAGD to adjacent sections of a petroleum reservoir | Rick W. Luhning, Kenneth E. Kisman | 2006-08-15 |
| 4466566 | Method of forming a thin walled annular channel | — | 1984-08-21 |