Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6135145 | Valve and filtration arrangement for polymer processing system | — | 2000-10-24 |
| 5295510 | Diverter valve | Robert French, R. Steven Rivenbark | 1994-03-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6135145 | Valve and filtration arrangement for polymer processing system | — | 2000-10-24 |
| 5295510 | Diverter valve | Robert French, R. Steven Rivenbark | 1994-03-22 |