| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | Spain | 3 | |
| #3 | United States | 3 | |
| #4 | Switzerland | 2 | |
| #5 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Transport | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Gearing | |
| #2 | Construction of roads | |
| #3 | Unspecified technologies | |
| #4 | Motor vehicles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Draullette Edmond | 10 |
| #2 | Catois Ernest | 3 |
| #3 | Edmond Draullette | 1 |
| #4 | Catois Auguste Ernest | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1031988A | Variable-speed device. | |
| US1015481A | Variable differential speed-gear. | |
| GB190306853A | Improvements in Electric Road Carriages and similar Vehicles. | |
| GB190013533A | Improvements relating to Electric Motor Road Vehicles. | |
| GB189721936A | Improvements in and relating to Driving Gear for Motor Road Carriages and the like. | |
| US633234A | Speed-varying and steering device for motor-vehicles. | |
| GB189702310A | An Improved Auto-car or Auto-cab. | |
| GB189611816A | An Improved Lock. | |
| CA261443A | Paving block |