| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 3 | |
| #2 | United Kingdom | 3 | |
| #3 | Austria | 2 | |
| #4 | Spain | 2 | |
| #5 | United States | 2 | |
| #6 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Transport | |
| #3 | Environmental technology | |
| #4 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Daalen Herman Bernard Van | 10 |
| #2 | Schreiber Hugo Paul | 1 |
| #3 | Herman Bernard Van Daalen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1223224A | Apparatus for the electrical transmission of power. | |
| US1004314A | Actuation of controllers and the like for electric machinery. | |
| GB190915203A | Improvements in and relating to the Actuation of Controllers and the like for Electric Machinery. | |
| GB190915081A | Improvements in and relating to Electric Dynamos and Motors. |