Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8968579 | System, apparatus and process for extraction of bitumen from oil sands | Bradford E. Bjornson, William Nicholas Garner, John Khai-Quang Diep, Darwin Edward Kiel, Thomas Charles Hann | 2015-03-03 |
| 8800784 | System, apparatus and process for extraction of bitumen from oil sands | Bradford E. Bjornson, William Nicholas Garner, John Khai-Quang Diep, Darwin Edward Kiel, Thomas Charles Hann | 2014-08-12 |
| 8225944 | System, apparatus and process for extraction of bitumen from oil sands | Bradford E. Bjornson, William Nicholas Garner, John Khai-Quang Diep, Darwin Edward Kiel, Thomas Charles Hann | 2012-07-24 |
| 8096425 | System, apparatus and process for extraction of bitumen from oil sands | Bradford E. Bjornson, William Nicholas Garner, John Khai-Quang Diep, Darwin Edward Kiel, Thomas Charles Hann | 2012-01-17 |