| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 20 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements | |
| #3 | Transport | |
| #4 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Supplying combustion engines | |
| #2 | Clutches and brakes | |
| #3 | Cylinders for combustion engines | |
| #4 | Cooling of machines | |
| #5 | Vehicle transmission mounting | |
| #6 | Lubricating of machines | |
| #7 | Pistons and sealings | |
| #8 | Lubricating | |
| #9 | Shafts | |
| #10 | Telephonic communication |