| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 12 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | Australia | 3 | |
| #4 | EPO (European Patent Office) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Physical training equipment | |
| #2 | Chairs and beds | |
| #3 | Springs |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pettersson Bengt | 6 |
| #2 | Pettersson B | 5 |
| #3 | Petersson B | 5 |
| #4 | Petersson Bengt | 4 |
| #5 | Semitjov J | 1 |
| #6 | Petterson B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU7042691A | Mattress, cushion, and the like | |
| AU5425190A | Hydraulic device for chairs | |
| SE8903811D0 | Mattress or cushion with multiple independent air bags - has spherical or cylindrical bags are retained between perforated bags sheets with individual bag pressure adjustable | |
| SE8902665D0 | Hydraulic piston for adjustable chairs - has piston chamber with compression spring and compressible means to compensate for fluid loss from chamber | |
| WO8911892A1 | Device for rackets | |
| EP0374177A1 | Device of rackets | |
| WO8801186A1 | Arrangement for rackets |