Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5980254 | Electronically controlled weapons range with return fire | Erwin C. Treat, Jr. | 1999-11-09 |
| 5947738 | Simulated weapon with gas cartridge | Erwin C. Treat, Jr. | 1999-09-07 |
| 5823779 | Electronically controlled weapons range with return fire | Irwin C. Treat, Jr. | 1998-10-20 |
| 5649706 | Simulator and practice method | Erwin C. Treat, Jr. | 1997-07-22 |