Vibration device and apparatus including the same
US11910158B2 · kind B2 · utility
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38Claims
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Assignee
Inventors
Key dates
| Filing date | Dec 17, 2021 |
| Grant date | Feb 20, 2024 |
| Priority date | — |
| Expiry date | Feb 23, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/15
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A vibration device can include a vibration portion; a first electrode portion disposed on a first surface of the vibration portion; and a second electrode portion disposed on a second surface of the vibration portion, in which each of the first and second electrode portions include at least one of a conductive metal particle and a carbon particle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.