| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 7 | |
| #2 | United States | 3 | |
| #3 | Australia | 1 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | EAPO (Eurasian Patent Organization) | 1 | |
| #7 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Measurement | |
| #3 | Machines | |
| #4 | Environmental technology | |
| #5 | Audio-visual technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tenghamn Rune | 9 |
| #2 | Zetterlund Magnus | 8 |
| #3 | Tengham Rune | 6 |
| #4 | Molund Gunnar | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US6041888A | Low frequency flextensional acoustic source for underwater use | |
| AU6370396A | Electrodynamic driving means for acoustic emitters |