| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 5 | |
| #2 | France | 5 | |
| #3 | United Kingdom | 5 |
| # | Technology | |
|---|---|---|
| #1 | Aeroplanes | |
| #2 | Lighter-than air aircraft | |
| #3 | Coin-freed |
| Publication | Filing date | Title |
|---|---|---|
| GB191010424A | Improvements in and relating to an Automatic Regulation of the Steering Rudder of Flying Machines. | |
| GB190908179A | Improvements in and relating to Sustaining Planes for Aeroplanes. | |
| GB190809799A | Safety Valve for Air Balloons. | |
| GB190804789A | Improvements in a Process and Device for Regulating the Inclination of an Oblong Aerostat or Air-ship by Means of Two Air-bags. | |
| GB190804788A | Improvements in a Non-rigid Air-screw with Fly-weights. |