| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 8 | |
| #2 | United Kingdom | 2 | |
| #3 | Canada | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Spain | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Engines, pumps and turbines | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Venting or aerating devices | |
| #3 | Reduction of greenhouse gas emissions | |
| #4 | Machines for liquids |
| # | Name | Total Patents |
|---|---|---|
| #1 | Honold Robert | 13 |
| Publication | Filing date | Title |
|---|---|---|
| GB191222565A | Improvements in or relating to Runners for Francis-Turbines. | |
| CA148877A | Turbine | |
| US634752A | Bicycle-tire valve. | |
| GB189806453A | An Improved Back Pressure Valve with Dust Cap for Pneumatic Tyres. |