Patents
Patents for H01L 41 - Piezo-electric devices in general; Electrostrictive devices in general; Magnetostrictive devices in general; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof (34,459)
05/2002
05/22/2002CN1085436C Ultrasonic wave electric motor
05/22/2002CN1085341C 加速度计 Accelerometer
05/21/2002US6392827 Drive and guide mechanism and apparatus using the mechanism
05/21/2002US6392332 Laminated piezo ceramic transformer device
05/21/2002US6392331 Bistable actuator
05/21/2002US6392329 Piezoelectric vibrating apparatus
05/21/2002US6392328 Vibration motor
05/21/2002US6391814 Piezoelectric ceramic and piezoelectric device using same
05/21/2002US6391223 Piezoelectric ceramic composition and piezoelectric ceramic element using the same
05/21/2002US6389911 Magnetostriction detection type sensor
05/16/2002WO2002039583A1 Electronic device, semiconductor device comprising such a device and method of manufacturing such a device
05/16/2002WO2002039510A1 Piezo-actuator
05/16/2002WO2002039503A1 Environmental noise energy cell
05/16/2002WO2002038288A1 Surface with varying electrical or magnetic properties
05/16/2002WO2002009160A3 Piezoelectric structures for acoustic wave devices and manufacturing processes
05/16/2002WO2002005267A3 Reversible piezoelectric positioning device and a disk drive using same
05/16/2002WO2001059852B1 Monolithic electroactive polymers
05/16/2002US20020058349 Method of producing nitride-based heterostructure devices
05/16/2002US20020057156 Method of control for a self-sensing magnetostrictive actuator
05/16/2002US20020057041 Piezoelectric/electrostrictive device and method of manufacturing same
05/16/2002US20020057040 Driving apparatus and method using electromechanical conversion elements
05/16/2002US20020057039 Piezoelectric oscillator
05/16/2002US20020057038 Driving apparatus and method using electromechanical conversion elements
05/16/2002US20020057034 Surface elastic wave device having bumps in a definite area on the device and method for manufacturing the same
05/16/2002US20020056827 Piezoelectric element and process for production thereof
05/16/2002DE10154168A1 Electronic component e.g. piezoelectric resonator, has electrode on its upper surface coupled via inner electrode device to coupling electrode on its lower surface
05/15/2002EP1205576A1 Method for producing ceramic and apparatus for producing the same, semiconductor device, and piezoelectric device
05/15/2002EP1205575A1 Method for producing ceramic and apparatus for producing the same, semiconductor device, and piezoelectric device
05/15/2002CN1349664A Pre-equilibrium chemical reation energy converter
05/15/2002CN1349590A Method and device for controlling a piezoelectric actuator
05/14/2002US6388365 Traveling wave ultrasonic motor
05/14/2002US6388364 Piezoelectric rotator
05/14/2002US6388362 Ultrasonic motor and electronic apparatus having ultrasonic motor
05/14/2002US6387713 Method for manufacturing microfabrication apparatus
05/14/2002US6387476 Magnetic functional element and magnetic recording medium
05/14/2002US6387295 Alkali metal-containing niobate-based piezoelectric material composition and a method for producing the same
05/14/2002US6387225 Sputtering lead zirconate titanate in oxygen-free environment; heat treatment
05/14/2002US6386053 Mass sensor and mass detection method
05/10/2002WO2002037660A1 Actuating member and method for producing the same
05/10/2002WO2002037582A2 Nanoscale piezoelectric generation systems
05/10/2002WO2002037535A2 Piezo-electrical actuator with automatic release on loss of power
05/10/2002WO2002005391A3 Voltage and light induced strains in porous crystalline materials and uses thereof
05/10/2002CA2423841A1 Nanoscale piezoelectric generation systems background of the invention
05/09/2002US20020055201 Method and device for manufacturing ceramics, semiconductor device and piezoelectric device
05/09/2002US20020054728 Piezoelectric and electromagnetic actuators and systems and methods using the same
05/09/2002US20020053952 Method and apparatus for temperature compensating a piezoelectric device
05/09/2002US20020053860 Stacked piezoelectric device and method of fabrication threreof
05/09/2002US20020053859 Piezoelectric element, process for producing the same and ink jet recording head
05/09/2002US20020053858 Driving apparatus of vibration type actuator
05/09/2002US20020053857 Piezoelectric identification device and applications thereof
05/09/2002US20020053801 Nanoscale piezoelectric generation systems
05/08/2002EP1204206A2 Surface-acoustic-wave device
05/08/2002EP1204204A2 Double-mode surface-acoustic-wave device
05/08/2002EP1204191A2 Wireless power supply method
05/08/2002EP1204153A2 Bonding of piezoelectric element and electrode for microactuator
05/08/2002EP1204152A2 External electrodes for piezoceramic stack actuators
05/08/2002EP1203834A1 Method for forming multi-phase lead germanate film
05/08/2002EP1203749A1 Nanometer-order mechanical vibrator, production method thereof and measuring device using it
05/08/2002EP1016145A4 Multilayer piezoelectric ceramic transducer and fabrication method
05/08/2002DE10152490A1 Außenelektroden an piezokeramischen Vielschichtaktoren Outer electrodes on piezoceramic stack actuators
05/08/2002DE10138080A1 Mikrostellgliedvorrichtung, Kopftraganordnung und Plattenaufzeichnungsgerät Micro-actuator device, head support assembly and disc recording apparatus
05/08/2002DE10054398A1 Device for generation of electrical energy by piezoelectric effect, has piezoelectric converters arranged around gearwheel located on shaft in outer part and teeth of gearwheel compress piezoelectric converters periodically
05/08/2002DE10054017A1 Piezo-actuator module, especially for fuel injection system, has sheath element designed as heat-conducting rubber element which has shell-shaped design and lies directly on piezo-actuator
05/08/2002DE10034085C2 Verfahren zur Erzeugung analog zueinander aufgebauter Chips, die jeweils ein erstes Halbleiterbauelement, das eine Schicht mit einer definierten elektrischen Polarisation aufweist, aufweisen A method of generating analog to each other constructed chips, each having a first semiconductor component having a layer with a defined electrical polarization,
05/07/2002US6385429 Resonator having a piezoceramic/polymer composite transducer
05/07/2002US6384697 Cavity spanning bottom electrode of a substrate-mounted bulk wave acoustic resonator
05/07/2002US6384518 Piezoelectric coupler for variably coupling two bodies and joint incorporating the coupler
05/07/2002US6384517 Piezoelectric and internal electrode layers of gold, with one of palladium, platinum and rhodium alternately stacked; moisture resistance
05/07/2002US6384515 Multidirectional motors
05/07/2002US6384514 Reversible piezoelectric positioning device and a disk drive using same
05/07/2002US6384513 Ultrasonic motor and method of manufacturing the motor
05/07/2002US6384512 Driving apparatus for piezo-actuator having abnormality detecting function
05/07/2002US6384511 Device having vibration wave motor as driving source
05/07/2002US6384493 Drive device and apparatus equipped with said drive device
05/07/2002US6383555 Misted precursor deposition apparatus and method with improved mist and mist flow
05/07/2002US6383411 Piezoelectric ceramic composition and piezoelectric ceramic device using the same
05/07/2002US6383408 Piezoelectric ceramic and surface wave device using the same
05/07/2002US6381820 Semiconductor bulk acoustic resonator with suppressed lateral modes
05/02/2002WO2002035695A1 Piezoelectric actuator, drive method, and information storage device
05/02/2002US20020051042 Piezoelectric ink jet print head and method of making the same
05/02/2002US20020051039 Simplified ink jet head
05/02/2002US20020050769 Electroactive polymer electrodes
05/02/2002US20020050767 Micro-actuator and method of producing the same
05/02/2002US20020050765 Vibratory motors and methods of making and using same
05/02/2002US20020050535 Valve actuating device and fuel injector using same
05/02/2002EP1201419A2 Method for producing a ferroelectric device
05/02/2002EP1200761A2 Simplified piezoelectric valve
05/02/2002EP1200198A1 Actuator component for a microspray and its production process
05/02/2002DE10141293A1 Piezoelektrische Keramikzusammensetzung und piezoelektrisches keramisches Bauelement unter Verwendung derselben The piezoelectric ceramic composition and piezoelectric ceramic device using the same
05/02/2002DE10139686A1 Piezoelectric extension actuator for damping structural vibration uses stack of d33 piezoelements between output elements secured to structure
05/02/2002DE10112588C1 Piezoactuator has metallisation that is short in comparison to its associated electrode layer so that only part of electrode layer is connected to metallisation
05/02/2002DE10052769A1 Vehicle door closure is operated by drive with preferably piezoelectric actuator or magnetostrictive or electrostrictive actuator
05/01/2002CN2489472Y Triple laminated dipole piezoelectric transducer
05/01/2002CN2489437Y PTC piezoelectric ceramic element for titanium alloy electrode
05/01/2002CN1083812C 压电陶瓷组合物 The piezoelectric ceramic composition
04/2002
04/30/2002US6381118 Ceramic electronic component having electronic component containing cuprous oxide
04/30/2002US6380661 Linear incremental bi-directional motor
04/30/2002US6380660 Vibration type actuator and vibration type driving apparatus
04/30/2002US6380659 Method and device for controlling a controller having a capacitive element
04/30/2002US6379987 Method of manufacturing a hybrid integrated circuit comprising a semiconductor element and a piezoelectric filter