Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12252453 | Coreless-coil shock tube system with reduced noise | Ronald M. Dufrane, Scott Crespi | 2025-03-18 |
| 11845703 | Coreless-coil shock tube system with reduced noise | Ronald M. Dufrane, Scott Crespi | 2023-12-19 |
| 11554998 | Coreless-coil shock tube system with reduced noise | Ronald M. Dufrane, Scott Crespi | 2023-01-17 |
| 11192832 | Coreless-coil shock tube system with reduced noise | Ronald M. Dufrane, Scott Crespi | 2021-12-07 |