Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5253321 | Means for inserting fiber optic probes into pressurized vessels | David L. Gebert, Frank M. Rexach, Gregory A. Winslow, Dale F. Brost | 1993-10-12 |
| 4768591 | Steam quality apparatus | George T. West | 1988-09-06 |
| 4760881 | Downhole steam sampler | Gene L. Christ | 1988-08-02 |
| 4592424 | Secondary recovery procedure | Alfred Brown | 1986-06-03 |
| 4561785 | Modified throttling calorimeter | Yin Cheung | 1985-12-31 |
| 4547078 | Method and device for measuring steam quality | Yin Cheung, Alfred Brown | 1985-10-15 |