Issued Patents 2016
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9303479 | Subsea differential-area accumulator | Johnnie E. Kotrla, Mac M. Kennedy | 2016-04-05 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9303479 | Subsea differential-area accumulator | Johnnie E. Kotrla, Mac M. Kennedy | 2016-04-05 |