Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11892277 | Non-electric initiator system | Timothy J. O'Brien | 2024-02-06 |
| 9879964 | Signal encrypted digital detonator system | Marc A. Morris, Karl R. Edminster, Andrew DeMedeiros | 2018-01-30 |
| 9568294 | Signal encrypted digital detonator system | Marc A. Morris, Karl R. Edminster, Andrew DeMedeiros | 2017-02-14 |
| 7162957 | Redundant signal transmission system and development method | John P. O'Brien, Thomas A. Nadeau, Timothy J. O'Brien, A. Jonathan Bawabe, Raymond G. Niederwerfer | 2007-01-16 |
| 7086335 | Redundant signal transmission system and deployment means | John P. O'Brien, Thomas A. Nadeau, Timothy J. O'Brien, A. Jonathan Bawabe, Raymond G. Niederwerfer | 2006-08-08 |
| 6272996 | In-line initiator and firing device assembly | John P. O'Brien | 2001-08-14 |
| 5012741 | Initiator for a transmission tube | Richard J. Peebles, Richard Joseph Michna, David E. Monat, Craig F. Adams | 1991-05-07 |
| 4771694 | Blasting signal transmission tube connector | Daniel C. Rontey, Clifford N. Kaiser, William J. Necker | 1988-09-20 |
| 4742773 | Blasting signal transmission tube delay unit | Daniel C. Rontey, William J. Necker, Craig F. Adams | 1988-05-10 |
| 4730560 | Combination blasting signal transmission tube connector and delay assembly | Daniel C. Rontey, William J. Necker, Clifford N. Kaiser | 1988-03-15 |
| 4716831 | Detonating cord connector | Daniel C. Rontey, William J. Necker | 1988-01-05 |