Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7237574 | Controlled dispersion multi-phase nozzle and method of making the same | Michael Luque, Herman Pieterse, Jeffrey C. Robison, Craig Smith | 2007-07-03 |
| 6793198 | Banded valve plug head | Jeffrey C. Robison, Craig Smith | 2004-09-21 |
| 6695010 | Segmented ceramic choke | Jeffrey C. Robison, Michael Luque, Craig Smith | 2004-02-24 |
| 6685167 | Double-seated shutoff valve | Jeffrey C. Robison, Michael Luque, Craig Smith | 2004-02-03 |
| 6523573 | Flash tube device | Jeffrey C. Robison, Michael Luque, Craig Smith | 2003-02-25 |
| 5566923 | Fluid valves | Dan O. Ennis, Robert E. Gooch, Jonathan D. Nelson | 1996-10-22 |
| 5386967 | Ball valve coupling | Dan O. Enniss, Robert E. Gooch | 1995-02-07 |