Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6708759 | Liquid addition to steam for enhancing recovery of cyclic steam stimulation or LASER-CSS | Roland P. Leaute, B. Karl Pustanyk | 2004-03-23 | $153,540,000 |