| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 3 | |
| #2 | Austria | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | Canada | 1 | |
| #5 | Spain | 1 | |
| #6 | France | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Supplying combustion engines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Laurent Leon | 8 |
| #2 | Clerget Eugene | 3 |
| #3 | Leon Laurent | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB190222466A | An Improved Portable Furnace. | |
| US683125A | Vaporizing device for explosive-engines. | |
| GB190003927A | A Combined Tubular Distributor of Liquid or Gasified Hydrocarbons and Automatic Igniter for Explosion Motors. | |
| CA9951A | Improvements on rope fasteners |