| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | France | 4 | |
| #3 | Spain | 3 | |
| #4 | United States | 2 | |
| #5 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Weapons | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Mountings for cannons and pistols | |
| #2 | Springs | |
| #3 | Explosive charges | |
| #4 | Ammunition fuzes | |
| #5 | Rocket launchers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Brandt Francois | 7 |
| Publication | Filing date | Title |
|---|---|---|
| CA1233051A | Hydropneumatic recoil brake with energy recuperation for heavy and light firearms | |
| FR2552218A1 | Mortar capable of mounting on a vehicle | |
| EP0098463A1 | Portable launching tube having recoil brake means | |
| FR2534369A1 | Perforating explosive projectile in cartridge |