Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4457768 | Control of a refrigeration process | — | 1984-07-03 |
| 4322225 | Natural gas processing | Michael L. Gray | 1982-03-30 |
| 4230437 | Compressor surge control system | Hadwen A. Clayton | 1980-10-28 |
| 4203741 | Separate feed entry to separator-contactor in gas separation | Michael L. Gray | 1980-05-20 |