Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4608126 | Retorting system and disposal site | George H. Watson, Adrian Brown | 1986-08-26 | |
| 4529497 | Disposal of spent oil shale and other materials | George H. Watson, Adrian Brown | 1985-07-16 | $24,839,000 |