Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9033003 | Fluidic impulse generator | Douglas James Brunskill | 2015-05-19 |
| 8272404 | Fluidic impulse generator | Douglas James Brunskill | 2012-09-25 |
| 6843120 | Apparatus and method of monitoring and signaling for downhole tools | — | 2005-01-18 |
| 4692988 | Screw thread protection | Roderick Leonard Shulver, John Misselbrook | 1987-09-15 |