| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 10 | |
| #2 | France | 1 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Transport | |
| #3 | Electrical machinery and energy | |
| #4 | Computer technology | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Measuring speed and acceleration | |
| #2 | Vehicle transmission mounting | |
| #3 | Counting mechanisms | |
| #4 | Electric motor controls | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Morell Wilhelm | 1 |
| #2 | Wilhelm Morell | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1793120A | Speedometer |