| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 3 | |
| #2 | United States | 3 | |
| #3 | Spain | 2 | |
| #4 | Switzerland | 1 | |
| #5 | Denmark | 1 | |
| #6 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Internal-combustion piston engines | |
| #2 | Explosive charges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Primat Alexandre | 8 |
| #2 | Alexandre Primat | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US829231A | Rotary motor. | |
| GB190422448A | An Improved Steam or other Fluid-pressure Engine | |
| US736151A | Rotary explosive-motor. | |
| GB190228942A | Improvements relating to Fluid Pressure Engines | |
| US684949A | Projectile. | |
| GB190015534A | An Improved Projectile. |