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Class Information
Number: 29/594
Name: Metal working > Method of mechanical manufacture > Electrical device making > Acoustic transducer
Description: Process for making a device which converts to sound energy to electrical energy or vice versa.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
8702627 Acoustic respiratory monitoring sensor having multiple sensing elements Apr. 22, 2014
8704360 Top port surface mount silicon condenser microphone package Apr. 22, 2014
8701267 Method of making a finger sensor package Apr. 22, 2014
8689415 Methods for manufacturing piezoelectric devices Apr. 8, 2014
8689416 Method for manufacturing surface acoustic wave element Apr. 8, 2014
8689426 Method of manufacturing a resonating structure Apr. 8, 2014
8690799 Acoustic respiratory monitoring sensor having multiple sensing elements Apr. 8, 2014
8692631 Bulk acoustic wave resonator and method of fabricating same Apr. 8, 2014
8679355 MEMS element Mar. 25, 2014
8677604 Method of manufacturing boundary acoustic wave device Mar. 25, 2014
8677582 Method for fabricating acoustic wave device Mar. 25, 2014
8667665 Method of manufacturing a microelectromechanical system (MEMS) resonator Mar. 11, 2014
8656578 Method for manufacturing an ultrasound imaging transducer assembly Feb. 25, 2014
8650728 Method of assembling a transducer for a surgical instrument Feb. 18, 2014
8652883 Methods of manufacture of bottom port surface mount silicon condenser microphone packages Feb. 18, 2014
8633064 Methods of manufacture of top port multipart surface mount silicon condenser microphone package Jan. 21, 2014
8629552 Top port multi-part surface mount silicon condenser microphone package Jan. 14, 2014
8627566 Method for packaging a microelectromechanical system (MEMS) device Jan. 14, 2014
8627559 Media-compatible electrically isolated pressure sensor for high temperature applications Jan. 14, 2014
8629005 Methods of manufacture of bottom port surface mount silicon condenser microphone packages Jan. 14, 2014
8627556 High Q and low stress capacitor electrode array Jan. 14, 2014
8624387 Top port multi-part surface mount silicon condenser microphone package Jan. 7, 2014
8624386 Bottom port multi-part surface mount silicon condenser microphone package Jan. 7, 2014
8624385 Top port surface mount silicon condenser microphone package Jan. 7, 2014
8624384 Bottom port surface mount silicon condenser microphone package Jan. 7, 2014
8623710 Methods of manufacture of bottom port multi-part surface mount silicon condenser microphone packages Jan. 7, 2014
8623709 Methods of manufacture of top port surface mount silicon condenser microphone packages Jan. 7, 2014
8615857 Method of manufacturing piezoelectric vibrators Dec. 31, 2013
8617934 Methods of manufacture of top port multi-part surface mount silicon condenser microphone packages Dec. 31, 2013
8611567 Direct writing of functionalized acoustic backing Dec. 17, 2013
8590136 Method of fabricating a dual single-crystal backplate microphone Nov. 26, 2013
8572824 Method for manufacturing quartz crystal unit and quartz crystal oscillator having the quartz crystal unit Nov. 5, 2013
8572825 Method for producing piezoelectric composite substrate and method for producing piezoelectric element Nov. 5, 2013
8567041 Method of fabricating a heated quartz crystal resonator Oct. 29, 2013
8555483 Method of manufacturing a vibrating element Oct. 15, 2013
8549728 Manufacturing method for vibration body and manufacturing method for vibration actuator Oct. 8, 2013
8539655 Fabrication process for a piezoelectric mirror device Sep. 24, 2013
8542865 Transducer motor structure and inside-only voice coil for use in loudspeakers Sep. 24, 2013
8528174 Method of manufacturing an ultrasound imaging transducer acoustic stack with integral electrical connections Sep. 10, 2013
8518733 Method of manufacturing an electromechanical transducer Aug. 27, 2013
8516681 Loud speaker manufacturing method Aug. 27, 2013
8505190 Method of manufacturing inertial sensor Aug. 13, 2013
8505804 Metal paste for sealing, hermetic sealing method for piezoelectric element, and piezoelectric device Aug. 13, 2013
RE44423 Method of manufacturing a quartz crystal unit Aug. 13, 2013
8490260 Method of manufacturing SAW device substrates Jul. 23, 2013
8487719 Bulk acoustic wave resonator Jul. 16, 2013
8479375 Method of making an embedded electromagnetic device Jul. 9, 2013
8468665 Methods for making capacitive microphone Jun. 25, 2013
8464418 Method for temperature compensation in MEMS resonators with isolated regions of distinct material Jun. 18, 2013
8453312 Method of manufacturing vibrating micromechanical structures Jun. 4, 2013

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