Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9891032 | Electronically activated hand grenade | James H. Elder, Martin E. Wigg | 2018-02-13 |
| 9500458 | Electronically activated hand grenade | Martin E. Wigg, James H. Elder | 2016-11-22 |
| 6932891 | Wear indicator for sacrificial anode | Martin E. Wigg, James H. Elder, Kelvin P. Dixon | 2005-08-23 |