ABATECH ELECTRONICS CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

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H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 7100

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9106994 Ultra-slim speaker structureMar 14, 13Aug 11, 15[H04R]
9078056 Audio resonance deviceNov 15, 13Jul 07, 15[H04R]
8897469 Slim speaker structure having vibration effectMar 12, 13Nov 25, 14[H04R]
8824702 Reverse-phase modulating structure of piezoelectric ceramic speakerAug 20, 12Sep 02, 14[H04R]
8548187 Multi-channel sound producing structure for headphonesMay 19, 11Oct 01, 13[H04R]
8494188 Piezoelectric ceramic loudspeaker headphone structureJan 03, 11Jul 23, 13[H04R]
8433091 Ultra-thin loudspeaker structureJan 03, 11Apr 30, 13[H04R]

Expired/Abandoned/Withdrawn Patents

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