| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 9 | |
| #2 | United Kingdom | 9 | |
| #3 | Germany | 8 | |
| #4 | Switzerland | 7 | |
| #5 | Australia | 2 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Thermal processes | |
| #3 | Machine tools | |
| #4 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings | |
| #2 | Heat-exchanger without contact | |
| #3 | Metal-working | |
| #4 | Cylinders for combustion engines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stark Ottmar George | 9 |
| #2 | George Stark Ottmar | 7 |
| Publication | Filing date | Title |
|---|---|---|
| GB154835A | Improvements in automobile radiators | |
| AU1471220B | Improvements relating to automobile radiators | |
| GB152260A | Automobile radiator | |
| GB153493A | Improvements in pistons | |
| GB160969A | Process of making pistons | |
| GB150220A | Improvements in pistons | |
| GB153201A | Improvements in pistons | |
| GB153802A | Improvements in pistons | |
| GB154475A | Process of making pistons | |
| GB153202A | Improvements in pistons | |
| AU1355119B | Improvements in pistons |