Hearing aid
US7372973B2 · kind B2 · utility
25Cited by
22References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 28, 2003 |
| Grant date | May 13, 2008 |
| Priority date | — |
| Expiry date | Feb 28, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2225/025
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A hearing device has a housing with an acoustic input aperture and an acoustic output aperture. A cover element overlays the input aperture. The material of the cover element permits passage of sound received at the input aperture though the material. Two microphones are located in the housing under the cover element. The cover element has an exterior surface that is flush with the exterior surface of the housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.