| Patents for H04R 15 - Magnetostrictive transducers (423) |
|---|
| 12/29/2010 | EP2268061A1 Speaker and method of outputting acoustic sound |
| 12/23/2010 | WO2010146557A1 Device for sound reproduction with stacked acoustic actuators |
| 12/15/2010 | CN1729715B Acoustic actuators |
| 11/24/2010 | EP2254353A2 Hearing device with a sound transducer and method for manufacturing a sound transducer |
| 11/17/2010 | CN101888582A Speaker device |
| 11/11/2010 | WO2010128488A1 A device for sound reproduction with a mouldable support |
| 11/11/2010 | US20100284555 Speaker device |
| 11/11/2010 | US20100284554 Transducer for vibration absorbing, sensing, and transmitting |
| 10/13/2010 | CN201608891U 音频振子 Audio Oscillator |
| 10/13/2010 | CN101005717B Circular center focusing high power supersonic transducer |
| 10/12/2010 | US7813923 Calibration based beamforming, non-linear adaptive filtering, and multi-sensor headset |
| 10/06/2010 | EP2235761A1 Magnetostrictive actuator |
| 09/23/2010 | US20100239101 Digital speaker driving apparatus |
| 09/08/2010 | CN1698094B Apparatus for focusing ultrasonic acoustical energy within a liquid stream |
| 09/01/2010 | CN101821871A Magnetostrictive actuator |
| 09/01/2010 | CN101821870A Transducer for vibration absorbing, sensing and transmitting |
| 08/24/2010 | CA2220557C Acoustic transducer components |
| 08/11/2010 | CN101803401A Digital speaker driving device |
| 06/22/2010 | US7742608 Feedback elimination method and apparatus |
| 05/19/2010 | EP2187657A1 Digital speaker driving device |
| 05/18/2010 | US7719924 Macrosonic generator for the air-based industrial defoaming of liquids |
| 05/12/2010 | CN201467394U U-iron for loudspeaker |
| 04/07/2010 | EP2172060A1 Magnetostrictive microloudspeaker |
| 04/01/2010 | WO2010035812A1 Embedded audiphone |
| 03/18/2010 | WO2010029699A1 Magnetorestrictive actuator and speaker and device using said magnetorestrictive actuator |
| 02/10/2010 | CN201403196Y Underwater loudspeaker |
| 01/27/2010 | CN100585726C MP3 attached panel player |
| 12/30/2009 | CN100575944C Flexible electromagnetic acoustic transducer sensor |
| 12/23/2009 | WO2009154067A1 Digital speaker driving device |
| 12/22/2009 | CA2573029C Flexible electromagnetic acoustic transducer sensor |
| 11/17/2009 | US7620193 Acoustic actuators |
| 11/12/2009 | US20090279391 Apparatus for measuring pressure in a vessel using magnetostrictive acoustic transducer |
| 10/15/2009 | US20090257317 Macrosonic Generator for the Air-Based Industrial Defoaming of Liquids |
| 09/17/2009 | DE102008010617A1 Hochleistungs-Ultraschallwandler und Verfahren zu dessen Herstellung High-power ultrasound transducer and process for its preparation |
| 09/15/2009 | US7587809 Method for forming a MR reader with reduced shield topography and low parasitic resistance |
| 09/10/2009 | DE102008055154A1 Fahrzeuglautsprecher Car speakers |
| 08/20/2009 | US20090208039 Hybrid actuator, loudspeaker and sound output method |
| 08/19/2009 | EP2091269A2 Water resistant hearing aid |
| 08/05/2009 | CN201286167Y Sonar resonance acoustic |
| 08/05/2009 | CN101500186A Loudspeaker apparatus |
| 07/15/2009 | EP2079251A2 Loudspeaker apparatus |
| 07/09/2009 | WO2009082847A1 A vibration audio driver |
| 07/09/2009 | US20090175471 Loudspeaker apparatus |
| 07/02/2009 | WO2009044209A3 Transducer for vibration absorbing, sensing and transmitting |
| 06/23/2009 | US7551518 Driving means for acoustic marine vibrator |
| 06/10/2009 | EP2068586A2 Speaker apparatus and method for driving speaker |
| 06/03/2009 | CN101448192A Speaker apparatus and method for driving speaker |
| 04/29/2009 | CN101422050A Hybrid actuator, loudspeaker and sound output method |
| 04/23/2009 | WO2009050909A1 Recoilless speaker unit |
| 04/09/2009 | WO2009044180A1 Magnetostrictive actuator |
| 04/09/2009 | WO2009043219A1 A new type of audio converter |
| 04/01/2009 | CN101400010A Novel audio converter |
| 04/01/2009 | CN100474942C Transducer |
| 03/18/2009 | CN101389154A Earth coupling loudspeaker device |
| 03/18/2009 | CN101389153A Earth coupling pickup apparatus |
| 02/11/2009 | EP2023660A1 Hybrid actuator, loudspeaker and sound output method |
| 02/11/2009 | CN101366320A Magnetostriction apparatus |
| 01/28/2009 | CN201188295Y Novel acoustics LCD |
| 01/08/2009 | WO2009004000A1 Magnetostrictive microloudspeaker |
| 01/08/2009 | DE102007030744A1 Magnetorestriktiver Mikrolautsprecher Magnetostrictive micro speaker |
| 12/17/2008 | CN201167413Y Pole piece of loudspeaker magnetizer |
| 12/09/2008 | US7462960 Driver for an ultrasonic transducer and an ultrasonic transducer |
| 11/05/2008 | CN201146599Y Magnetostriction driver |
| 10/15/2008 | CN201134928Y Vibrating type audio driver |
| 10/01/2008 | EP1632107A4 Improved telephone handset |
| 10/01/2008 | CN201127114Y Thin film loudspeaker |
| 09/24/2008 | CN201123103Y Suction disc type sound energy converter |
| 09/17/2008 | CN201118975Y A high fidelity ultra-magnetic driven flexing energy converter |
| 09/10/2008 | CN201114758Y A novel audio converter |
| 09/03/2008 | EP1965604A1 Magnetostrictive device |
| 08/28/2008 | US20080205674 Super Magnetostriction Speaker |
| 08/27/2008 | CN101253804A Speaker, image element protective screen, case of terminal, and terminal |
| 08/20/2008 | CN101248702A Audio signal system |
| 07/24/2008 | DE102008005509A1 Lautsprechervorrichtung und Lautsprecheranregungsverfahren Speaker device and speaker excitation method |
| 07/23/2008 | EP1947901A1 Speaker, image element protective screen, case of terminal, and terminal |
| 07/16/2008 | CN100403852C Static microphone |
| 05/28/2008 | CN101188874A Magnetism driven telescopic driver |
| 05/21/2008 | CN201063841Y Wireless attachment type audio transducer |
| 04/23/2008 | CN101167406A Giant-magnetostrictive speaker |
| 04/09/2008 | EP1908329A2 Audio signal system |
| 03/05/2008 | EP1895812A2 Electro-acoustic transducer |
| 01/24/2008 | US20080021518 Moving Coil Actuator For Middle Ear Implants |
| 01/16/2008 | CN101106835A Array type sound frequency directional ultrasonic speaker |
| 01/10/2008 | WO2008004274A1 Voice transmission device |
| 12/06/2007 | WO2007138886A1 Hybrid actuator, loudspeaker and sound output method |
| 10/30/2007 | US7289638 Electroacoustic microphone |
| 10/24/2007 | CN200966154Y Notebook computer audio transmitter |
| 10/24/2007 | CN101060820A Adaptive time-based noise suppression |
| 10/17/2007 | CN101056477A Radio attached audio energy converter |
| 08/22/2007 | CN101022031A MP3 attached panel player |
| 08/15/2007 | CN2935690Y Adhesion-type audio transducer |
| 08/15/2007 | CN2935385Y MP3 attached flat-panel loudspeaker and external attachment flat-panel loudspeaker desk |
| 08/08/2007 | CN101014214A 扬声器 Speaker |
| 07/25/2007 | CN101005717A Circular center focusing high power supersonic transducer |
| 07/18/2007 | CN101002087A 挠性电磁声学换能传感器 Flexible electromagnetic acoustic transducer sensor |
| 07/12/2007 | US20070159012 Acoustic equipment |
| 06/28/2007 | WO2007072946A1 Magnetostrictive device and electronic device |
| 06/28/2007 | WO2007072610A1 Magnetostrictive device |
| 06/28/2007 | CA2634689A1 Magnetostrictive device |
| 06/13/2007 | EP1796426A2 Speaker and method of outputting acoustic sound |