| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 7 | |
| #2 | France | 5 | |
| #3 | Netherlands | 4 | |
| #4 | Switzerland | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Marine propulsion | |
| #2 | Ships |
| # | Name | Total Patents |
|---|---|---|
| #1 | Meyer Lothar | 6 |
| #2 | Rathert Horst Dipl Ing | 2 |
| #3 | Hielscher Hartmut | 2 |
| #4 | Rathert Horst | 1 |
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