| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Weapons |
| # | Technology | |
|---|---|---|
| #1 | Mountings for cannons and pistols | |
| #2 | Pistols and rifles | |
| #3 | Weapon sights |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johnson Jr Melvin M | 11 |
| #2 | Johnson Jr Malvin M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2400422A | Firearm butt stock | |
| US2386802A | Firearm foregrip | |
| US2377692A | Firearm | |
| US2409569A | Automatic firearm | |
| US2333379A | Bayonet | |
| US2409568A | Firearm | |
| US2383487A | Automatic gun | |
| US2244781A | Gun sight | |
| US2341869A | Firearm | |
| US2215470A | Automatic firearm | |
| US2181131A | Breech mechanism | |
| US2146743A | Firearm |