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| Application No. | Application Title | Issue Date |
| 20110242225 | PIEZOELECTRIC ACTUATOR UNIT AND METHOD FOR TESTING PIEZOELECTRIC ACTUATOR UNIT A piezoelectric actuator unit includes: a wiring board; a piezoelectric actuator which is provided with a piezoelectric layer, a plurality of individual electrodes provided to the piezoelectric layer, a common electrode which faces the plurality of individual electrodes... | 10/06/2011 |
| 20110156537 | ACTUATOR ELEMENT, METHOD OF DRIVING ACTUATOR ELEMENT, METHOD OF MANUFACTURING ACTUATOR ELEMENT, DEVICE INSPECTION METHOD AND MEMS SWITCH An actuator element includes: a piezoelectric body; a pair of electrodes mutually opposing to each other via the piezoelectric body; a diaphragm to which the piezoelectric body sandwiched between the pair of electrodes is bonded; and a base substrate arranged to oppose ... | 06/30/2011 |
| 20100182025 | Method and Apparatus for Piezoelectric Sensor Status Assessment A method for assessing the status of a piezoelectric sensor of interest 26, comprises the steps of 1) establishing a complex impedance profile expected to be exhibited by an acceptable sensor subjected to a test signal, 2) exciting the sensor of interest with a p... | 07/22/2010 |
| 20100182026 | METHODS AND SYSTEMS FOR DETERMINING FLEXOELECTRIC EFFECT IN A LIQUID CRYSTAL There are provided methods for creating energy conversion devices based on the giant flexoelectric effect in non-calamitic liquid crystals. By preparing a substance comprising at least one type of non-calamitic liquid crystal molecules and stabilizing the substance to f... | 07/22/2010 |
| 20090205179 | METHOD OF FABRICATING PIEZOELECTRIC VIBRATION PIECE, PIEZOELECTRIC VIBRATING PIECE, WAFER, PIEZOELECTRIC VIBRATOR, OSCILLATOR, ELECTRONIC APPARATUS AND RADIOWAVE TIMEPIECE To carry out frequency adjustment easily, accurately and efficiently without being influenced by a size of a piezoelectric vibrating piece and achieve low cost formation and promotion of maintenance performance, there is provided a method of fabricating a piezoelectric ... | 08/20/2009 |
| 20090205178 | METHOD OF FABRICATING PIEZOELECTRIC VIBRATING PIECE, PIEZOELECTRIC VIBRATING PIECE, WAFER, PIEZOELECTRIC VIBRATOR, OSCILLATOR, ELECTRONIC APPARATUS AND RADIOWAVE TIMEPIECE To carry out frequency adjustment easily, accurately and efficiently and achieve low cost formation and promotion of maintenance performance without being influenced by a size of a piezoelectric vibrating piece, there is provided a method of fabricating a piezoelectric ... | 08/20/2009 |
| 20090206698 | Vibration device, antidust device, camera, vibration device inspection method, method for manufacturing vibration device and vibration method A vibration device comprising; a vibrator which generates bending vibration on a predetermined member, a controller which controls a driver to drive the vibrator, wherein; the vibrator comprises a plurality of driving electrodes electrically insulated respectively, the ... | 08/20/2009 |
| 20090174419 | INSPECTION METHOD, INSPECTION APPARATUS, AND POLARIZATION METHOD FOR PIEZOELECTRIC ELEMENT A method for inspecting a piezoelectric element includes first-inspection-signal application step of applying to the piezoelectric element a first inspection signal Vp(1) having a first predetermined voltage waveform; first-characteristic-value measurement step o... | 07/09/2009 |
| 20080303376 | DEVICES AND METHODS FOR ENERGY CONVERSION BASEDON THE GIANT FLEXOELECTRIC EFFECT IN NON-CALAMITIC LIQUID CRYSTALS Devices and methods for energy conversion based on the giant flexoelectric effect in non-calamitic liquid crystals. By preparing a substance comprising at least one type of non-calamitic liquid crystal molecules and stabilizing the substance to form a mechanically flexi... | 12/11/2008 |
| 20080189665 | Surface-acoustic-wave device A surface-acoustic-wave device comprises a piezoelectric substrate and first and second comb-shaped electrodes each having a bus-bar portion parallel to a propagation direction of a surface acoustic wave in the substrate. Respective electrode fingers are periodically fo... | 08/07/2008 |
| 20080111565 | CONCEPT OF COMPENSATING FOR PIEZO INFLUENCES ON INTEGRATED CIRCUITRY The inventive circuitry on a semiconductor chip includes a first functional element having a first electronic functional-element parameter that exhibits a dependence relating to the mechanical stress present in the semiconductor circuit chip in accordance with a first f... | 05/15/2008 |
| 20060284628 | Super element for the prediction of viscosity effect on crystal plate A technique to calculate or predict the electric impedance and motional capacitance of resonating crystal plate using a “super element” enables significantly more accurate determination of these characteristics. A set of successively high-order two-dimensional equat... | 12/21/2006 |
