| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 35 | |
| #2 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Air-conditioning | |
| #3 | Hinges for doors or windows | |
| #4 | Cutting | |
| #5 | Indexing scheme relating to hinges | |
| #6 | Milling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Christensen Poul | 36 |
| #2 | Madsen Soren Moeller | 1 |
| #3 | Herskind Niels | 1 |
| #4 | Harild Jens Arboe | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2010009619A1 | Window with a ventilation device | |
| DK4083D0 | Window cover for parked cars |