37149 ⎘
Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using multiple elements in a pile of piezo- and non-piezo-electric elements, e.g. 'Tonpilz'
WIDE BANDWIDTH DUAL-MODE SONAR TRANSDUCER WITH CONTROLLABLE RESONANCE FREQUENCIES
#2INTEGRATED MODULAR MULTI-TONE PIEZOELECTRIC ELEMENT DRIVER AND METHOD OF DRIVING MODULAR MULTI-TONE PIEZOELECTRIC ELEMENT DRIVER FOR PRESSURE GENERATION
#3MULTI-STAKE UNDERWATER TRANSDUCER AND ARRAY
#4ULTRASONIC TRANSDUCERS AND METHODS FOR PREPARING MATCHING LAYERS THEREOF
#5VIBRATION APPARATUS AND APPARATUS INCLUDING THE SAME
#6VIBRATION APPARATUS AND APPARATUS INCLUDING THE SAME
#7Ultrasonic transducer tissue selectivity
#8PIEZO ACTUATOR MODULE FOR BROADBAND-FREQUENCY HAPTIC FEEDBACK
#9Ultrasonic transducer for flow measurement
#10Systems and methods for disruption of biofilm and algal growth
#11DEVICE FOR NON-CONTACT OBJECT HANDLING
#12Ultrasonic transducer assembly for an ultrasonic surgical instrument
#13Transducer
#14MIMO communication system and data link
#15Electroacoustic transducer array
#16Electroacoustic transducer
#17Device for non-contact object handling
#18Transducer
#19Displacement Connectors of High Bending Stiffness and Piezoelectric Actuators Made of Such
#20Broadband underwater acoustic transceiver device
#21Piezoelectric system for ultrasonic thermotherapy and electrotherapy
#22Micromachined ultrasound transducer
#23OSCILATION EXCITATION METHOD FOR LANGEVIN ULTRASONIC TRANSDUCER, ULTRASONIC MACHINING METHOD, AND ULTRASONIC TRANSMISSION METHOD
#24Ultrasonic surgical handpiece having a thermal diffuser
#25Modular, submersible ultrasonic tubular transducer
#26Electrolytic water softener
#27Piezoelectric element and electronic component including the same
#28Low-profile, low-frequency, and low-impedance broad-band ultrasound transducer and methods thereof
#29Ultrasonic wave generation apparatus
#30Ultrasound transducer stack
#31Piezoelectric element and electronic component including the same
#32Ultrasonic generation device
#33Lead-free piezoelectric ceramic composition, method for producing same, piezoelectric element using lead-free piezoelectric ceramic composition, ultrasonic processing machine, ultrasonic drive device, and sensing device
#34Apparatus and methods of tuning and amplifying piezoelectric sonic and ultrasonic outputs
#35Low frequency electro acoustic transducer and method of generating acoustic waves
#36Ultrasonic generator
#37Explosion-proof acoustic source for hazardous locations
#38Apparatus and method for generating broad bandwidth acoustic energy
#39Acoustic wave transducer and sonar antenna with improved directivity
#40Thermal Wick Cooling For Vibroacoustic Transducers
#41Cooling acoustic transducer with heat pipes
#42Vibrating element flow measurement apparatus
#43Method for forming a matching layer structure of an acoustic stack
#44MULTI-FREQUENCY ULTRASONIC APPARATUS AND PROCESS WITH EXPOSED TRANSMITTING HEAD
#45Underwater sound projector system and method of producing same
#46Hybrid transducer
#47Monopole acoustic transmitter comprising a plurality of piezoelectric discs
#48Ultrasonic transducer and ultrasonic apparatus having the same
#49Method for measuring and/or regulating the oscillation amplitude of an ultrasonic transmitter, and an ultrasonic welding device
#50Ultrasonic probe and ultrasonic diagnosis apparatus
#51Electro-acoustic transducer
#52Medical ultrasound system and handpiece and methods for making and tuning
#53Medical ultrasound system and handpiece and methods for making and tuning
#54Medical ultrasound system and handpiece and methods for making and tuning
#55Medical ultrasound system and handpiece and methods for making and tuning
#56Medical ultrasound system and handpiece and methods for making and tuning
#57Modal acoustic array transduction apparatus
#58TUNABLE ACOUSTIC DRIVER AND CAVITATION CHAMBER ASSEMBLY
#59Medical ultrasound system and handpiece and methods for making and tuning
#60Low loss ultrasound transducers
#61Ultrasonic transducer devices and methods of manufacture
#62High power ultrasonic transducer
#63Ultrasonic medical device and method
#64Piezoelectric sounding body and electronic device using the same
#65Transducer with coupled vibrators
#66Indium or tin bonded acoustic transducer systems
#67Sensing system for measuring cavitation
#68Packaged piezoelectric exciter module
#69Apparatus, circuitry, signals and methods for cleaning and/or processing with sound
#70Ultrasonic transducer tissue selectivity
#71Mobile low frequency sound source for underwater communication and navigation
#72Ultrasonic transducer tissue selectivity
#73End driven bender transduction apparatus