| 9895088 |
Hearing protection device with integrated audiometric testing |
Viggo Henriksen, Trym Holter, Olav Kvaloy, Asle Melvaer, Odd Kristen Østern Pettersen +2 more |
2018-02-20 |
| 9554733 |
Hearing protection device with integrated audiometric testing |
Viggo Henriksen, Trym Holter, Olav Kvaløy, Asle Melvaer, Odd Kristen Østern Pettersen +2 more |
2017-01-31 |
| 7039195 |
Ear terminal |
Jarle Svean, Svein Sørsdal, Odd Kr. Ø. Pettersen, Sverre Stensby |
2006-05-02 |
| 6754359 |
Ear terminal with microphone for voice pickup |
Jarle Svean, Svein Sørsdal, Odd Kr. Ø. Pettersen, Sverre Stensby |
2004-06-22 |
| 6728385 |
Voice detection and discrimination apparatus and method |
Olav Kvaløy, Viggo Henriksen, Sverre Stensby, Svein Sørsdal, Odd Kr. Ø. Pettersen +1 more |
2004-04-27 |
| 6661901 |
Ear terminal with microphone for natural voice rendition |
Jarle Svean, Svein Sørsdal, Odd Kr. Ø. Pettersen, Sverre Stensby |
2003-12-09 |
| 6567524 |
Noise protection verification device |
Jarle Svean, Svein Sørsdal, Odd Kr. Ø. Pettersen, Sverre Stensby |
2003-05-20 |