Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6530325 | Method of scrapping steel structures | Gregory E. Shapiro | 2003-03-11 |
| 5253586 | Method of stemming a blast hole | — | 1993-10-19 |
| 5247886 | Blast plug and stemming construction for blast holes | — | 1993-09-28 |
| 5196646 | Dual purpose fuze | — | 1993-03-23 |
| 4754705 | Mechanical stemming construction for blast holes and method of use | — | 1988-07-05 |
| 4674047 | Integrated detonator delay circuits and firing console | Lawson J. Tyler | 1987-06-16 |