| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 4 | |
| #2 | Austria | 3 | |
| #3 | Switzerland | 2 | |
| #4 | Spain | 2 | |
| #5 | France | 1 | |
| #6 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Domestic heating systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Joergensen Hans Valdemar | 8 |
| #2 | Soerensen Carl Hedeviggo | 6 |
| #3 | Hans Valdemar Joergensen | 2 |
| #4 | Valdemar Joergensen Hans | 1 |
| #5 | Carl Hedeviggo Soerensen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB190217237A | Improvements in Hot Water Heating Apparatus for Buildings. |