Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4745353 | In situ BS&W measurement | Thomas L. Stewart | 1988-05-17 |
| 4614594 | BS and W measurement system | Thomas L. Stewart | 1986-09-30 |
| 4543191 | BS&W in crude oil streams | Thomas L. Stewart | 1985-09-24 |
| 4510060 | Measurement of bs&w in crude oil streams | Thomas L. Stewart | 1985-04-09 |
| 4492639 | Leak detection | Thomas L. Stewart | 1985-01-08 |
| 4401575 | BS And W in crude oil streams | Thomas L. Stewart | 1983-08-30 |
| 4378291 | High volume stationary skimmer | John Ward | 1983-03-29 |