| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | United States | 3 | |
| #4 | China | 2 | |
| #5 | Denmark | 1 | |
| #6 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Thermal processes | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Wing fittings | |
| #3 | Hinges for doors or windows | |
| #4 | Finishing work on buildings | |
| #5 | Sound-producing devices | |
| #6 | Air-conditioning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Blauenfeldt-Dydensborg Jakob | 12 |
| #2 | Jensen Jørn Krab | 7 |
| #3 | Jensen Jorn Krab | 5 |
| #4 | Lauritzen Ivar | 4 |
| #5 | Dahl Svend Erik Paulsen | 3 |
| #6 | Holm Frederik Wolter | 2 |
| #7 | Wolter Frederik | 1 |
| #8 | Jørn Krab Jensen | 1 |
| #9 | Jakob Blauenfeldt-Dydensborg | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2020240203A1 | Acoustic shutter assembly | |
| CN111448359A | Thin-plate shutter system | |
| DK201870174A1 | A folding shutter |