Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37689 | Low energy fuse and method of manufacture | Ronald F. Stewart, David J. Welburn, David M. Welsh | 2002-05-07 |
| 5509355 | Low energy fuse and method of manufacture | Ronald F. Stewart, David J. Welburn, David M. Welsh | 1996-04-23 |
| 5317974 | Low energy fuse and method and manufacture | Ronald F. Stewart, David J. Welburn, David M. Welsh | 1994-06-07 |
| 5208419 | Shock tubing that is IR transparent color-coded | Jacques Lafond | 1993-05-04 |