| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 30 | |
| #2 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Electrical machinery and energy | |
| #3 | Computer technology | |
| #4 | Control | |
| #5 | Engines, pumps and turbines | |
| #6 | Mechanical elements | |
| #7 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Measuring force, work and fluid pressure | |
| #2 | Speech analysis | |
| #3 | Radio navigation | |
| #4 | Testing of structures | |
| #5 | Electric motor controls | |
| #6 | Alarm systems | |
| #7 | Servomotors | |
| #8 | Machines | |
| #9 | Weighing | |
| #10 | Structural elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dejoux Andre | 1 |
| #2 | Gournelle Maurice | 1 |
| #3 | Campot Etienne | 1 |
| #4 | Detton Jean | 1 |
| #5 | Conneau Jean | 1 |
| #6 | Camion Jean | 1 |
| #7 | Traimond Antoine | 1 |
| #8 | Contival Serge | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2515851A1 | Voice frequency sensor for machine operation - uses number of digital pass-band filters and modifiable combination circuit to suit particular voice pattern | |
| FR2263489A1 | Simulated firing system for sporting gun - has light source at target and photoelectric and receiving devices in gun | |
| US3890824A | Implosion jack |