Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5307872 | Automatic choke | — | 1994-05-03 | $8,510,000 |
| 5188178 | Method and apparatus for automatic well stimulation | — | 1993-02-23 | $6,181,000 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5307872 | Automatic choke | — | 1994-05-03 | $8,510,000 |
| 5188178 | Method and apparatus for automatic well stimulation | — | 1993-02-23 | $6,181,000 |