Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5551471 | Valve with consumable vent hole seal device | Michael J. Sandling, David E. Klotter, M. R. Ramakrishnan | 1996-09-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5551471 | Valve with consumable vent hole seal device | Michael J. Sandling, David E. Klotter, M. R. Ramakrishnan | 1996-09-03 |