Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355960 | Pressure change signals for remote control of downhole tools | Roger L. Schultz, Neal G. Skinner | 1994-10-18 |
| H1289 | Borehole televiewer system depth monitoring and recording system | — | 1994-02-01 |