Hearing aid device to be worn in the ear
US5889874A · kind A · utility
45Cited by
6References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 3, 1998 |
| Grant date | Mar 30, 1999 |
| Priority date | — |
| Expiry date | Feb 3, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2225/025
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An ITE hearing aid device has a pre-fabricated face plate which closes a housing shell and which forms a function unit with hearing aid components, the face plate having a closed visible surface without openings and without components placed thereon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.