| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Austria | 2 | |
| #3 | Switzerland | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | France | 1 | |
| #6 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Engines, pumps and turbines | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Gearing | |
| #2 | Unspecified technologies | |
| #3 | Supplying combustion engines | |
| #4 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Enrico Giovanni | 11 |
| #2 | Giovanni Enrico | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US860908A | Carbureter for oil-engines. | |
| US804589A | Carbureter for explosion-motors. | |
| US796990A | Speed-changing gear. | |
| GB190320943A | Improvements relating to Speed Change Gear. | |
| US796989A | Clutch. | |
| GB189922808A | An Improved Bicycle, specially adapted for Female Riders. |