Assignee

FRASL EWALD

2 granted patents·15 citations·filing 2005–2008

Technology mixH04R2 Y10T1

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2 records

0181US7416047B2Diaphragm for a loudspeaker with a moving coilFRASL EWALD·Filed 2005·Granted Aug 26, 2008·15 cites·11 claims
0252US8437496B2Membrane for an acoustic device and acoustic deviceFRASL EWALD·Filed 2008·Granted May 7, 2013·0 cites·9 claims

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