| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Switzerland | 2 | |
| #3 | German Democratic Republic | 1 | |
| #4 | Hungary | 1 |
| # | Industry | |
|---|---|---|
| #1 | Weapons | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Mountings for cannons and pistols | |
| #2 | Gas-flow silencers for machines | |
| #3 | Weapon sights |
| # | Name | Total Patents |
|---|---|---|
| #1 | Keppeler Dieter | 6 |
| #2 | Volkmar Willi | 3 |
| #3 | Siegfried Huebner | 2 |
| #4 | Hubner Siegfried | 1 |
| #5 | Wolff Horst | 1 |
| #6 | Hubner S | 1 |
| #7 | Zanner Georg | 1 |
| #8 | Schaller Bernhard | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3945142A | Mount for a sight on firearms | |
| US3601918A | Firing pin safety mechanism | |
| US3478841A | Silencer for firearms discharging gasses at supersonic velocity |