| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 4 | |
| #2 | United Kingdom | 4 | |
| #3 | Switzerland | 1 | |
| #4 | Denmark | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Vehicle brake control systems | |
| #2 | Railway brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sauvage William Henry | 10 |
| #2 | William Henry Sauvage | 1 |
| #3 | Wood Henry Newton | 1 |
| #4 | Tripp Chrestus A | 1 |
| #5 | Dearing David Matthew | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA172006A | Slack adjuster | |
| CA154997A | Brake mechanism | |
| GB191116070A | Improvements in Slack Adjusters for Railway Brakes. | |
| US839893A | Fluid-pressure brake. | |
| CA87493A | Air brake | |
| GB190409566A | Improvements in Air or Like Fluid Pressure Brakes for Railway Vehicles | |
| GB190409308A | Improvements in Air or like Fluid Pressure Brakes for Railway Vehicles. | |
| CA76820A | Slack adjuster | |
| GB189818919A | Improvements in Brakes. |