Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5573307 | Method and apparatus for blasting hard rock | Steven G. E. Pronko | 1996-11-12 |
| 5515765 | Method of making electro-thermal chemical cartridge | — | 1996-05-14 |
| 5431105 | Electrothermal chemical cartridge | — | 1995-07-11 |