| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 3 | |
| #2 | Sweden | 3 | |
| #3 | United States | 3 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Stringed musical instruments | |
| #2 | Diagnosis and surgery | |
| #3 | Implantable devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sjostrand Gunnar | 7 |
| #2 | Carlsson Lars Gunnar | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4423657A | Device for stringing of strings in pianos and the like | |
| EP0050598A2 | Device for stringing of strings in pianos and the like | |
| US4188943A | Method of producing a dismountable, reinforced plaster mold or plaster cast and means therefor | |
| US4037504A | Device in a piano mechanism |