| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Spain | 5 | |
| #3 | Canada | 3 | |
| #4 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Weapons | |
| #3 | Machine tools | |
| #4 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Mountings for cannons and pistols | |
| #2 | Explosive charges | |
| #3 | Unspecified technologies | |
| #4 | Accessories for machine tools | |
| #5 | Metal tempering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ross Charles Henry Augustus Frederick Lockhart | 16 |
| Publication | Filing date | Title |
|---|---|---|
| US1141212A | Mushrooming bullets. | |
| US1151049A | Process of treating steel. | |
| US1154810A | Machine for feeding and swaging bullets. | |
| US1141582A | Firearm. | |
| US1125181A | Drilling-machine. | |
| CA146091A | Process of making bullets | |
| US1059213A | Jacketed bullet. | |
| US1059212A | Process of making metal-clad bullets. | |
| US1021706A | Firearm. | |
| CA132378A | Rifle | |
| CA129026A | Bullet | |
| US971410A | Means for lubricating and disengaging cutting-tools. | |
| US958545A | Automatic firearm. | |
| US802117A | Magazine-firearm. | |
| GB190120644A | Improvements in Cartridge Lifting Devices for Magazine Firearms | |
| GB190120645A | Improvements in Sear and Trigger Devices for Firearms |