Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8057442 | Pressure actuated flow control valve | W. Cary Dikeman, Kerry L. Spiker | 2011-11-15 |
| 7959614 | Pressure actuated flow control valve | W. Cary Dikeman, Kerry L. Spiker | 2011-06-14 |