| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 11 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Air-conditioning | |
| #2 | Roof coverings | |
| #3 | Wing fittings | |
| #4 | Locks | |
| #5 | Doors and windows |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hogedal Sven | 2 |
| #2 | Hogedal Sven Anders | 1 |
| Publication | Filing date | Title |
|---|---|---|
| SE7809712L | Skylight with elevating frame |