Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8784068 | System and method for sensing a liquid level | M. Clark Thompson | 2014-07-22 |
| 8353677 | System and method for sensing a liquid level | M. Clark Thompson | 2013-01-15 |
| 5075150 | Pack of laminations with projections and depressions in torsionally flexible contact | William George French | 1991-12-24 |
| 4770244 | Downhole fixed choke for steam injection | — | 1988-09-13 |