Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37689 | Low energy fuse and method of manufacture | Ronald F. Stewart, David J. Welburn, Robert C. Greenhorn | 2002-05-07 |
| 5509355 | Low energy fuse and method of manufacture | Ronald F. Stewart, David J. Welburn, Robert C. Greenhorn | 1996-04-23 |
| 5317974 | Low energy fuse and method and manufacture | Ronald F. Stewart, David J. Welburn, Robert C. Greenhorn | 1994-06-07 |
| 5024158 | Multi-directional initiator for explosives | David L. Kennedy, Donald C. True | 1991-06-18 |
| 4947751 | Multi-directional initiator for explosives | David L. Kennedy, Donald C. True | 1990-08-14 |
| 4292896 | Detonating device | William B. Morrey | 1981-10-06 |