Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5594196 | Shock tube surface connector | Glen C. Schallenkamp, Margaret R. Seeger, David W. Steedman | 1997-01-14 |
| 5423263 | Detonator-to-shock tube ignition transfer connector | David W. Steedman | 1995-06-13 |
| H1214 | Multiple point laser detonation system for explosive charges | Michael Liva, Matthew Webb | 1993-08-03 |
| 5182417 | Precision delay detonator | Donald Bigando, Frank Wolfeil | 1993-01-26 |
| 4771694 | Blasting signal transmission tube connector | Stephen W. Bartholomew, Clifford N. Kaiser, William J. Necker | 1988-09-20 |
| 4742773 | Blasting signal transmission tube delay unit | Stephen W. Bartholomew, William J. Necker, Craig F. Adams | 1988-05-10 |
| 4730560 | Combination blasting signal transmission tube connector and delay assembly | Stephen W. Bartholomew, William J. Necker, Clifford N. Kaiser | 1988-03-15 |
| 4716831 | Detonating cord connector | Stephen W. Bartholomew, William J. Necker | 1988-01-05 |