| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Australia | 2 | |
| #4 | Canada | 2 | |
| #5 | Norway | 2 | |
| #6 | WIPO (World Intellectual Property Organization) | 2 | |
| #7 | Brazil | 1 | |
| #8 | China | 1 | |
| #9 | Republic of Korea | 1 | |
| #10 | Mexico | 1 | |
| #11 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Loudspeakers and microphones |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sagren Anders | 20 |
| Publication | Filing date | Title |
|---|---|---|
| AU2007273287A1 | High frequency diaphragm and voice coil assembly | |
| EP1350414A1 | Concentric co-planar multiband electro-acoustic converter |