| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 9 | |
| #2 | United Kingdom | 2 | |
| #3 | Spain | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Ships | |
| #2 | Wind musical instruments | |
| #3 | Filing and indexing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hansen Frederik | 12 |
| #2 | Madsen Jens | 2 |
| #3 | Espenhaim-Hansen Moritz Robert | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB191421594A | Life-preserving Apparatus for Saving Persons and Goods in Open Sea. | |
| GB191217845A | Improvements in American Organs. | |
| US932387A | Display-rack for curtains, &c. |