Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6276397 | Apparatus and method for shaping fluid flow | George T. Watson, III, John M. Trantham | 2001-08-21 |
| 6196259 | Method and apparatus for regulating and terminating fluid flow | — | 2001-03-06 |
| 4926704 | Valve test plug | Robert J. Survil | 1990-05-22 |