| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 4 | |
| #2 | United Kingdom | 4 | |
| #3 | United States | 4 | |
| #4 | France | 3 | |
| #5 | Austria | 2 | |
| #6 | Canada | 1 | |
| #7 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Steam generation | |
| #2 | Preheating for stem generation | |
| #3 | Venting or aerating devices | |
| #4 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | King Edward | 19 |
| #2 | Welsh Frank | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1270300A | Pipe-coupling. | |
| US1157163A | Valve. | |
| US1057062A | Marine boiler. | |
| GB191210465A | Improvements in Marine Boilers. | |
| US1015689A | Marine boiler. | |
| GB191004530A | Improvements in Marine Boilers. | |
| GB190502353A | An Improved Passenger's "Stop Train" Signal | |
| GB190018595A | Improvements in and connected with Shafts for Two Wheeled Vehicles | |
| CA28957A | Sleigh knee |