Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5833521 | Air cushioned vacuum blast head | Anh Nguyen | 1998-11-10 |
| 5709590 | Pressure-balanced vacuum blast head | Anh Nguyen | 1998-01-20 |
| 5667430 | Bolt head blaster | Anh Nguyen | 1997-09-16 |
| 5591067 | Sealed waste transfer system for vacuum blasting | Stephen B. Mudd, Jr. | 1997-01-07 |
| 5529530 | Sealed waste transfer system for vacuum blasting | Stephen B. Mudd, Jr. | 1996-06-25 |