H04R 17 - Piezo-electric transducers; Electrostrictive transducers

Patents for H04R 17 - Piezo-electric transducers; Electrostrictive transducers (7,213)
12/2006
12/26/2006	US7152289 Method for forming bulk resonators silicon <110> substrate
12/21/2006	WO2006135067A1 Transducer and measuring instrument comprising the same
12/21/2006	US20060284515 Ultrasonic sensor device and ultrasonic transducer
12/21/2006	DE102006026247A1 Ultrasonic sensor for use on e.g. bumper of vehicle has filter located over vibrating surface and limiting impact due to collision by object from being transmitted to vibrating surface
12/20/2006	CN1882197A Ultrasonic sensor device and ultrasonic transducer
12/20/2006	CN1882196A Sound panel for playing music and sound and method for manufacturing the same
12/19/2006	US7151837 Loudspeaker
12/19/2006	US7151498 System and method for preferentially controlling grating lobes of direct radiating arrays
12/19/2006	US7151057 Flexible MEMS transducer manufacturing method
12/14/2006	US20060279170 Piezoelectric actuator and method of producing the same
12/13/2006	CN1879448A Valve and dispensing device comprising one such valve
12/13/2006	CN1289212C Ultrasonic transducer chip with variable acoustic impedance
12/12/2006	US7149318 Resonant element transducer
12/12/2006	US7149151 Ultrasound transducer for application in extreme climatic conditions
12/12/2006	US7148608 Multi-layer ceramic acoustic transducer
12/12/2006	US7146695 Method for manufacturing a surface acoustic wave device with a piezoelectric substrate
12/09/2006	CA2549704A1 Ultrasonic sensor device and ultrasonic transducer
12/07/2006	US20060273696 Handheld device having ultrasonic transducer for axial transmission of acoustic signals
12/07/2006	US20060272139 Piezoelectric device and method of manufacture of a piezoelectric device
12/07/2006	DE202006013241U1 Sound-converter device for fixed but detachable attachment to a structure has a double-sided adhesive foil as a means of connection and a triggering unit to stimulate oscillation
12/06/2006	EP1728408A1 Microphone assembly with preamplifier and manufacturing method thereof
12/06/2006	CN1875658A Loudspeaker
12/06/2006	CN1874615A Ultrasonic probe and ultrasonic probe manufacturing method
12/06/2006	CN1287738C Cylindrical ultrasound receiver and transceiver formed from piezoelectric film
12/05/2006	US7143488 Drop emitting apparatus
12/05/2006	US7143487 Method of manufacturing the matrix type ultrasonic probe
11/2006
11/30/2006	WO2006126401A1 Oscillation controller for piezoelectric resonant sensor element
11/30/2006	US20060268074 Liquid ejection head and method of manufacturing same
11/28/2006	US7141919 Piezoelectric electroacoustic transducer
11/28/2006	US7140084 Method of producing thin film bulk acoustic resonator
11/28/2006	US7140083 Method of manufacturing an ink jet printer head including a plurality of cavity units
11/23/2006	WO2006123533A1 Composite material vibrating apparatus
11/23/2006	US20060260108 Flexural plate wave sensor
11/23/2006	DE102006021849A1 Loudspeaker e.g. for advertising applications, has piezoelectric or electrostatic bending transducer coupled to diaphragm to transmit vibrations
11/22/2006	EP1421821A4 Directional sensors for head-mounted contact microphones
11/22/2006	EP1393439B1 Measurement device, including a PIEZOELECTRIC RESONATOR ELEMENT OF CRYSTALLOGRAPHIC POINT GROUP 32
11/21/2006	US7137179 Method of forming a piezoelectric layer in forming a piezoelectric element including a lower electrode on one surface of a substrate
11/16/2006	WO2006121206A1 Screen speaker system
11/16/2006	US20060255686 Ultrasonic probe
11/16/2006	US20060254037 Method of manufacturing a piezoelectric vibration element an inkjet recording head
11/15/2006	EP1721487A1 Method of manufacturing film-speaker using piezoelectric film and sound equipment with the same
11/15/2006	EP1023780A4 Vehicular loudspeaker system
11/15/2006	CN1864435A Loudspeaker
11/14/2006	US7135809 Ultrasound transducer
11/14/2006	US7134172 Method of manufacturing a multi-nozzle ink jet head
11/14/2006	US7134171 Method of fabricating a solid-state angular rate sensor
11/08/2006	CN1860823A A microphone component and a method for its manufacture
11/08/2006	CN1284413C Piezoelectric loudspeaker
11/07/2006	US7132958 Downhole telemetry system using multiple uplink modes as data channels using discrete multi-tone modulation
11/07/2006	US7131173 Method of fabricating an inkjet head
11/02/2006	WO2006114985A1 Card type device and method for manufacturing same
11/02/2006	US20060242807 Piezoelectric/electrostrictive device and method for manufacturing the same
11/02/2006	US20060242806 Method of producing piezoelectric actuator
10/2006
10/31/2006	US7128941 Forming a plurality of active regions in the membrane layer and on the sacrificial regions so that a thickness of the active region corresponding to the series resonator differs from a thickness of the active region corresponding to the shunt resonator;photolithography; radio frequency; miniturization
10/26/2006	WO2006113339A2 Piezoelectric diaphragm assembly with conductors on flexible film
10/26/2006	WO2006089640A3 Microphone membrane and microphone comprising the same
10/26/2006	US20060238573 Monolithic fluid ejection device and method for fabricating the same
10/26/2006	US20060238076 Piezoelectric vibrator and its fabricating method, piezoelectric oscillator, electronic apparatus and radio wave timepiece
10/26/2006	US20060236537 Method for fabricating a monolithic fluid injection device
10/25/2006	CN1853441A 超声波探头 Ultrasonic probe
10/24/2006	US7126878 Push-pull tonpilz transducer
10/24/2006	US7126546 Arrangement for integrating a radio phone structure
10/24/2006	US7124485 Method of manufacturing a piezoelectric thin film resonator
10/19/2006	US20060235300 Ultrasound transducers for imaging and therapy
10/19/2006	US20060233412 Microphone apparatus for a hearing aid
10/19/2006	US20060232171 Piezoelectric diaphragm assembly with conductors on flexible film
10/19/2006	US20060230590 Method for producing dielectric film, method for producing piezoelectric element, method for producing liquid-jet head, dielectric film, piezoelectric element, and liquid-jet apparatus
10/19/2006	DE102006014053A1 Ultraschallsensor Ultrasonic sensor
10/19/2006	DE102005032212B3 Antenna for underwater has an electro-acoustic modulator system having a composite body with ceramic elements embedded in a polymer and made from piezoelectric/electrostrictive ceramic material
10/19/2006	DE102005016018A1 Hearing aid, has receiver that is made of piezoelectric material and is adjusted with respect to its acoustic impedance in liquid or flowable medium e.g. gel, that is filled in space between ear drum and aid in ear channel
10/18/2006	EP1711999A1 Crystal oscillators
10/18/2006	EP1529315A4 Handheld device having ultrasonic transducer for axial transmission of acoustic signals
10/18/2006	EP1414739B1 Micro-machined ultrasonic transducer (MUT) array
10/18/2006	CN1849015A Piezoelectric sounding body and electronic device using same
10/18/2006	CN1847879A Structure for mounting ultrasonic sensor on mounting member
10/17/2006	US7120978 Process of manufacturing a piezoelectric element
10/12/2006	US20060227981 Liquid crystal display device having sound output function and the like and electronic device using the same
10/12/2006	US20060225259 Piezoelectric vibration plate
10/11/2006	EP1711032A2 Acoustic vibratory plate
10/11/2006	CN1846457A Ultrasonic vibrator and ultrasonic flowmeter using the same
10/10/2006	US7117572 Method of making a drop emitting device
10/05/2006	US20060220764 Method of manufacturing surface acoustic wave device which prevents sticking of foreign matters
10/05/2006	US20060218763 Method Of Making An Acoustic Assembly For A Transducer
10/05/2006	DE102005047300A1 Mindestens einen Antrieb, insbesondere mit Flachmembran-Lautsprechermembran, und mindestens ein plattenartiges Element aufweisende Vorrichtung zum Einbau in Wänden und Decken und zur Beschallung von Räumen At least one drive, especially with flat diaphragm loudspeaker diaphragm, and at least one plate-like member having means for mounting in walls and ceilings and sound in rooms
10/04/2006	EP1432355A4 Faceted ultrasound medical transducer assembly
10/04/2006	EP1401530A4 Guiding ultrasound end effector for medical treatment
10/04/2006	CN1843058A Piezoelectric electroacoustic transducer
10/04/2006	CN1841087A Ultrasonic sensor
10/03/2006	US7115094 Ultrasonic probe, ultrasonic imaging apparatus and ultrasonic imaging method
10/03/2006	US7114397 Microelectromechanical system pressure sensor and method for making and using
09/2006
09/28/2006	US20060215874 Acoustic Assembly For A Transducer
09/28/2006	US20060215867 Cylindrical microphone having an electret assembly in the end cover
09/28/2006	US20060214998 Piezoelectric actuator, liquid transporting apparatus and method of producing piezoelectric actuator
09/28/2006	US20060213043 Piezoelectric element and method for manufacturing the same, ink jet recording head and ink jet printer
09/28/2006	US20060213042 Method of Manufacturing an Inkjet Head
09/28/2006	DE10325091B4 Piezoelektrischer elektroakustischer Wandler A piezoelectric electro-acoustic transducer
09/27/2006	CN1839660A Sound matching body, process for producing the same, ultrasonic sensor and ultrasonic wave transmitting/receiving system
09/27/2006	CN1839659A Transducer
09/21/2006	US20060209128 A Method for the Manufacture of a Piezoelectric Element
09/21/2006	US20060207078 Laminate-type piezoelectric device and method for manufacturing the same

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