Canal hearing devices with improved seals
US10237665B2 · kind B2 · utility
0Cited by
0References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 9, 2015 |
| Grant date | Mar 19, 2019 |
| Priority date | — |
| Expiry date | Mar 9, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2225/023
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Hearing devices, configured to fit within the ear canal, that include a hearing device core, a seal, including a shell wall and a cavity that has an opening located at the end of the shell wall, and a volume of viscous medium located within the cavity between the hearing device core exterior surface and the shell wall interior surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.