Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8287050 | Method of increasing reservoir permeability | John D. Watson, Dana Brock | 2012-10-16 |
| 8127865 | Method of drilling from a shaft for underground recovery of hydrocarbons | John D. Watson, Dana Brock | 2012-03-06 |
| 8091495 | Compressed natural gas barge | Frank Wegner Donnelly, John D. Watson | 2012-01-10 |
| 7644769 | Method of collecting hydrocarbons using a barrier tunnel | Dana Brock | 2010-01-12 |
| 7461901 | Method and means for processing oil sands while excavating | Ronald D. Drake, John D. Watson | 2008-12-09 |
| 7448692 | Method and means for processing oil sands while excavating | Ronald D. Drake, John D. Watson | 2008-11-11 |
| 7097255 | Method and means for processing oil sands while excavating | Ronald D. Drake, John D. Watson | 2006-08-29 |
| 6929330 | Method and system for mining hydrocarbon-containing materials | Ronald D. Drake, John D. Watson | 2005-08-16 |
| 6869147 | Method and system for mining hydrocarbon-containing materials | Ronald D. Drake, John D. Watson | 2005-03-22 |
| 6554368 | Method and system for mining hydrocarbon-containing materials | Ronald D. Drake, John D. Watson | 2003-04-29 |