Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12031392 | Interlock for a drill rig and method for operating a drill rig | George A. Nield | 2024-07-09 |
| 11739743 | System and method for monitoring a skid module | George A. Nield | 2023-08-29 |
| 11608733 | System and method for monitoring a drill rig | George A. Nield | 2023-03-21 |
| 11488266 | System for communicating between equipment on a plurality of skids on a drill rig | George A. Nield | 2022-11-01 |
| 11448019 | Interlock for a drill rig and method for operating a drill rig | George A. Nield | 2022-09-20 |
| 11441413 | Apparatus and method for monitoring a power swivel system | George A. Nield | 2022-09-13 |
| 11180964 | Interlock for a drill rig and method for operating a drill rig | George A. Nield | 2021-11-23 |
| 10683731 | Drill rig and method for operating a drill rig | George A. Nield | 2020-06-16 |
| 10035687 | Braking system for a draw works used for drilling operations | G. Alexander Nield | 2018-07-31 |
| 9845664 | System and method for communicating with a drill rig | — | 2017-12-19 |
| 9815671 | System and method for operating a brake lever | — | 2017-11-14 |
| 7138925 | Microprocessor integrated multifunction hoist system controller | — | 2006-11-21 |
| 6745487 | Downhole cable length measuring apparatus | — | 2004-06-08 |
| 4906981 | Method and apparatus for monitoring the effective load carried by a crane | — | 1990-03-06 |
| 4334217 | Electronic control indicator for cable hoist equipment | Roy R. Earnshaw | 1982-06-08 |