https://armdevices.net/2013/10/04/kyocera-smart-sonic-sound-piezo-film-speaker/ New video posted every 8 hours, forever Tue, 12 Jan 2016 17:28:02 +0000 hourly 1 https://wordpress.org/?v=7.0.2 https://armdevices.net/2013/10/04/kyocera-smart-sonic-sound-piezo-film-speaker/comment-page-1/#comment-15682 Fri, 04 Oct 2013 22:21:00 +0000 http://138.2.152.197/?p=83764#comment-15682 Motorola Mobility have a similar US patent on in-built piezoelectric display speaker.
http://news.cnet.com/8301-1035_3-57453924-94/gadget-screen-as-speaker-too-motorola-wants-to-make-it-so/

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