| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 3 | |
| #2 | United Kingdom | 3 | |
| #3 | Canada | 2 | |
| #4 | United States | 2 | |
| #5 | Austria | 1 | |
| #6 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Animal care |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kahrs Christen Heiberg | 11 |
| #2 | Hallingstad Bernt | 1 |
| #3 | Lea Martin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA190129A | Food | |
| GB191212693A | Improvements in or relating to Trawling Nets. | |
| US1061082A | Trawling-net. | |
| GB190921848A | Improvements in Fishing Nets. | |
| CA123093A | Fishing net | |
| US972383A | Fishing-net. | |
| GB189824196A | Electrically Heating Plates, Dishes, and the like. |