| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Spain | 6 | |
| #2 | Canada | 2 | |
| #3 | United States | 2 | |
| #4 | Austria | 1 | |
| #5 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Supplying combustion engines | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Maybach Karl | 6 |
| Publication | Filing date | Title |
|---|---|---|
| US907074A | Friction coupling and brake. | |
| US936337A | Carbureter. | |
| CA520470A | Liquid-filled cylinderhead for combustion engines particularly for automobiles | |
| CA502827A | Pistons provided with cooling means |