Patents for B06B 1 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency (14,020) |
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01/05/2005 | CN1183802C Multifunctional sound equipment |
01/04/2005 | US6837859 Shock wave source with a coil carrier having a non-circular contour |
01/04/2005 | US6837856 Ultrasonic search unit and method for producing the same |
01/04/2005 | US6837110 Micro-machined ultrasonic transducer (MUT) substrate that limits the lateral propagation of acoustic energy |
12/30/2004 | US20040267134 Electric circuit for tuning a capacitive electrostatic transducer |
12/30/2004 | US20040267128 Ultrasonic diagnosing device and ultrasonic diagnosing method |
12/30/2004 | US20040262030 Conductive printed board, multicore cable and ultrasonic probe using the same |
12/30/2004 | US20040261251 Ultrasonic printed circuit board transducer |
12/30/2004 | DE102004027796A1 Verfahren zur Ansteuerung einer Sektorsonde und Ultraschalldiagnosevorrichtung A method for driving a sector probe and ultrasonic diagnostic apparatus |
12/30/2004 | DE102004027025A1 Verfahren und Vorrichtung zum Erzeugen eines Multipegelultraschallpulses Method and apparatus for generating a multilevel ultrasonic pulse |
12/29/2004 | WO2004113906A1 Electromagnetic acoustic transducer |
12/29/2004 | WO2004071938A3 Improved megasonic cleaning efficiency using auto- tuning of an rf generator at constant maximum efficiency |
12/29/2004 | EP0732037A4 High gain acoustic transducer |
12/29/2004 | CN2666571Y Ultra sound wave processing equipment |
12/29/2004 | CN1558739A Ultrasonic diagnosing device and ultrasonic diagnosing method |
12/29/2004 | CN1182598C Aerogels, Piezoelectric device and uses thereof |
12/29/2004 | CN1182373C Method and device for detecting and/or monitoring level of medium in container |
12/28/2004 | US6836039 Brushless vibration motor |
12/28/2004 | US6836020 Electrical through wafer interconnects |
12/23/2004 | WO2004110278A1 Ultrasonographic device |
12/23/2004 | US20040260179 Method of sector probe driving and ultrasound diagnostic apparatus |
12/23/2004 | US20040256962 Acoustic transducer with prestressed ring |
12/23/2004 | US20040256959 Method of and apparatus for wafer-scale packaging of surface microfabricated transducers |
12/23/2004 | US20040256952 Multi-generator system for an ultrasonic processing tank |
12/23/2004 | US20040256931 Vibration motor |
12/23/2004 | US20040256482 Ultrasonic atomizer and steam iron with the ultrasonic atomizer |
12/22/2004 | EP1488861A2 Vibration source driving device |
12/22/2004 | EP1171919A4 Multi-piezoelectric layer ultrasonic transducer for medical imaging |
12/22/2004 | EP1169574B1 Composite piston for a vibration pump |
12/22/2004 | EP1169143B1 Impulse sound transducer with an elementary block made of piezoelectric material |
12/22/2004 | EP0995260B1 Rotating electric motor system capable of vibrating and method for operating a rotating electric motor capable of vibrating |
12/21/2004 | US6834114 Multifunction acoustic device |
12/21/2004 | US6832519 Vibration detecting apparatus |
12/16/2004 | WO2004109656A1 Method for designing ultrasonic transducers with acoustically active integrated electronics |
12/16/2004 | WO2004108306A1 Vibration generator and electronic apparatus |
12/16/2004 | WO2004079559A3 Acoustic device using higher order harmonic piezoelectric element |
12/16/2004 | WO2004055485A3 Device for operating a vibrating unit of a vibration resonator |
12/16/2004 | US20040254506 Device and method for producing high-pressure ultrasonic pulses |
12/16/2004 | US20040254459 Method and apparatus for generating a multi-level ultrasound pulse |
12/16/2004 | US20040251784 Laminated structure and method of manufacturing the same |
12/16/2004 | US20040251780 Advanced ceramics in ultrasonic transducerized devices |
12/16/2004 | US20040250844 Ultrasonic cleaner |
12/16/2004 | DE202004015068U1 Modular vibration device e.g. for compacting mixtures for producing finished parts in molds, has interfaces required for receiving modular parts of device |
12/16/2004 | CA2527248A1 Ultrasound probe having a central opening |
12/15/2004 | EP1402756B1 Magnetic transducers of improved resistance to arbitrary mechanical shock |
12/14/2004 | US6831428 Vibrator controlling circuit |
12/14/2004 | US6831394 Backing material for micromachined ultrasonic transducer devices |
12/14/2004 | US6831392 Piezoelectric element driving circuit and driving method |
12/14/2004 | US6829986 Compactor |
12/09/2004 | WO2004105613A1 Transducer arrays with an integrated sensor and methods of use |
12/09/2004 | US20040249285 Micro ultrasonic transducer building on flexible base substrate |
12/08/2004 | EP1483060A1 Piezoelectric ultrasound transducer assembly having internal electrodes for bandwidth enhancement and mode suppression |
12/07/2004 | US6828705 Vibration motor |
12/07/2004 | US6826961 Dynamically configurable ultrasound transducer with integral bias regulation and command and control circuitry |
12/07/2004 | CA2172405C Electromechanical transducer device |
12/02/2004 | WO2004105085A1 High-power ultrasound generator and use in chemical reactions |
12/02/2004 | US20040240628 Ultrasonic transmitter, ultrasonic transceiver and sounding apparatus |
12/02/2004 | US20040240139 Actuator driving apparatus |
12/02/2004 | US20040239212 Matrix type ultrasonic probe and method of manufacturing the same |
12/02/2004 | DE10321848A1 Gas flow generating device, for investigation sound propagation influencing measures e.g. in vehicle combustion engine, comprises a flow channel with uniform flow and channel blocking arrangement that can be cyclically operated |
12/02/2004 | DE102004023469A1 Ultraschallsensor Ultrasonic sensor |
12/02/2004 | CA2524018A1 High-power ultrasound generator and use in chemical reactions |
12/01/2004 | EP1482490A2 Actuator driving apparatus |
12/01/2004 | EP1481739A1 A vibrating device comprising two pairs of two eccentric weights |
12/01/2004 | EP1481738A2 Ultrasonic arrays of flexible piezoelectric transducer elements |
12/01/2004 | CN2659562Y Rigid variable regulation controller |
12/01/2004 | CN1551853A Micro-machined ultrasonic transducer (MUT) substrate that limits the lateral propagation of acoustic energy |
12/01/2004 | CN1551466A Motor driving apparatus |
12/01/2004 | CN1178550C Multifunctional acoustics device |
12/01/2004 | CN1177654C Method for makinga sonoprobe |
12/01/2004 | CN1177653C Vibrating actuator |
12/01/2004 | CN1177652C Electrical/mechanical/soundconverter and apparatus of electrical/mechanical/sound conversion device using the converter |
11/30/2004 | US6825594 Ultrasonic transducer |
11/25/2004 | WO2004103014A2 Advanced ceramics in ultrasonic transducerized devices |
11/25/2004 | WO2004102795A2 Piezoelectric composites and methods for manufacturing same |
11/25/2004 | WO2004030407A3 Drive mechanism |
11/25/2004 | US20040236223 Transducer arrays with an integrated sensor and methods of use |
11/25/2004 | US20040231431 Apparatus having a multi-band sensor assembly for measuring a parameter of a fluid flow flowing within a pipe |
11/25/2004 | CA2524654A1 Piezoelectric composites and methods for manufacturing same |
11/24/2004 | EP1478486A1 Welding electrode comprising an ultrasound probe |
11/24/2004 | EP1225984B1 An array of capacitive micromachined ultrasonic transducer elements with through wafer via connections |
11/24/2004 | EP1066119B1 Arrays made from flexible transducer elements |
11/24/2004 | EP0951259B1 System and method for tuning an ultrasonic handpiece |
11/24/2004 | EP0943903B1 Mass sensor and mass detection method |
11/24/2004 | EP0783407B1 Ultrasonic piston converter |
11/24/2004 | CN2657796Y Ultrasonic transducer |
11/23/2004 | US6822929 Micro acoustic spectrum analyzer |
11/23/2004 | US6822406 Brushless motor driving circuit and portable terminal incorporating the same |
11/23/2004 | US6822376 Method for making electrical connection to ultrasonic transducer |
11/23/2004 | US6822374 Multilayer piezoelectric structure with uniform electric field |
11/23/2004 | US6822373 Broadband triple resonant transducer |
11/23/2004 | US6822372 Apparatus, circuitry and methods for cleaning and/or processing with sound waves |
11/23/2004 | US6821253 Ultrasonic transducer array |
11/23/2004 | US6821252 Harmonic transducer element structures and properties |
11/23/2004 | US6820313 Method of manufacturing an ultrasound transducer and ultrasound transducer obtained by means of the method |
11/23/2004 | CA2077423C Compactor |
11/18/2004 | WO2004099738A2 Modulated pulsed ultrasonic power delivery system and method |
11/18/2004 | US20040227721 Method and device for generating multi-functional feedback |
11/18/2004 | US20040227429 Piezoelectric composites and methods for manufacturing same |
11/18/2004 | US20040227414 High-power ultrasound generator and use in chemical reactions |