| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 23 | |
| #2 | Germany | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Thermal processes | |
| #3 | Mechanical elements | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Machines | |
| #2 | Siphons | |
| #3 | Steam condensers | |
| #4 | Steam engine plants | |
| #5 | Steam turbines | |
| #6 | Marine propulsion | |
| #7 | Clutches and brakes | |
| #8 | Gearing | |
| #9 | Preheating for stem generation | |
| #10 | Heat-exchange device details |
| # | Name | Total Patents |
|---|---|---|
| #1 | Delaporte Maurice | 23 |
| #2 | Maurice Delaporte | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US1517199A | Transmission gearing | |
| GB198638A | Improvements in or relating to toothed gearing | |
| US1328270A | Steam-ejector | |
| GB191229841A | Improvements in and relating to Turbine Plants. |