Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9395002 | Pressure equalizing valve | David Daniel Comeaux, Lloyd R. Cheatham, Edward York | 2016-07-19 |
| 9261196 | Valve body filtration system | Lloyd R. Cheatham, Ben Calvin Holgate | 2016-02-16 |
| 9249888 | Non-welded hardface gate and seats | Lloyd R. Cheatham, Ben Calvin Holgate | 2016-02-02 |