| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 7 | |
| #2 | Canada | 2 | |
| #3 | Germany | 2 | |
| #4 | Denmark | 2 | |
| #5 | United Kingdom | 2 | |
| #6 | Sweden | 2 | |
| #7 | United States | 2 | |
| #8 | Austria | 1 | |
| #9 | Australia | 1 | |
| #10 | Switzerland | 1 | |
| #11 | EPO (European Patent Office) | 1 | |
| #12 | Italy | 1 | |
| #13 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Chairs and beds | |
| #2 | Furniture for children |
| # | Name | Total Patents |
|---|---|---|
| #1 | Opsvik Peter | 11 |
| #2 | Opsvik P | 5 |
| #3 | Hagen Merete | 4 |
| #4 | Lande A | 3 |
| #5 | Lande Arnt | 1 |
| #6 | Peter Opsvik | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU2457095A | Cushion for a chair, especially a detachable cushion for a child's seat | |
| DK343883A | Adjustable chair, isaer dining table | |
| CA1003316A | Adjustable chair | |
| CA977665A | Arrangement of a chair with adjustable back | |
| GB886608A | Arrangement relating to chairs |