| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 8 | |
| #2 | United States | 3 | |
| #3 | Australia | 2 | |
| #4 | Denmark | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | Canada | 1 | |
| #7 | Finland | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Unspecified technologies | |
| #3 | Hinges for doors or windows | |
| #4 | Indexing scheme relating to hinges | |
| #5 | Bolts for doors or windows |
| # | Name | Total Patents |
|---|---|---|
| #1 | Karlsson Arne | 7 |
| #2 | Knudsen Rolf | 5 |
| #3 | Flakk Egil | 2 |
| #4 | Timland Helge | 1 |
| #5 | Rolf Knudsen | 1 |
| #6 | Andersen Bjoern | 1 |
| #7 | Knudsen Rolf A | 1 |
| #8 | Knutsen Rolf | 1 |
| #9 | Havnes Helge | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU5283690A | Pivots for windows, doors or the like | |
| US5194309A | Method and blank for producing a substantially u-shaped guide rail in a window frame groove | |
| US4937996A | Metal frame arrangements | |
| US4860811A | Turnable window arrangement |