| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Spain | 8 | |
| #2 | Austria | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Steam generation | |
| #2 | Locomotives |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leroux Pierre Eugene | 5 |
| #2 | Cazes Victor Leon | 2 |
| Publication | Filing date | Title |
|---|---|---|
| ES108122A1 | A mechanical shovel head. | |
| GB190924851A | Improvements in Hydrocarbon Locomotives. | |
| US776923A | Steam-generator. | |
| GB190308398A | Improvements in Steam Generators. |