Patent · US Active

Audio device and audio producing method

US9525954B2 · kind B2 · utility

0Cited by
0References
11Claims
0Family size

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Key dates

Filing dateMay 16, 2012
Grant dateDec 20, 2016
Priority date
Expiry dateSep 13, 2033

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04S7/301
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The invention relates to an audio device comprising:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.