| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 8 | |
| #2 | Brazil | 1 | |
| #3 | Spain | 1 | |
| #4 | United Kingdom | 1 | |
| #5 | Italy | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Electrical machinery and energy | |
| #5 | Control | |
| #6 | Engines, pumps and turbines | |
| #7 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Vehicle drive control systems | |
| #2 | Clutches and brakes | |
| #3 | Unspecified technologies | |
| #4 | Gearing | |
| #5 | Equipment for killing living beings | |
| #6 | Animal catching | |
| #7 | Parachutes | |
| #8 | Controlling combustion engines | |
| #9 | Alarm systems | |
| #10 | Aeroplanes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Legrand Jean | 4 |
| Publication | Filing date | Title |
|---|---|---|
| FR2592433A1 | Automotive power control device, particularly for leg disabled | |
| US4552256A | Motor, clutch and gearing control | |
| ES482355A1 | Automatic clutch mechanism for car - has fluid exhaust orifice progressively reducing in size during clutching movement | |
| GB191106520A | Improvements in and connected with Aeroplanes Carrying Fire-arms. |