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| Number | Title | Issue Date |
| 8093785 | Piezoelectric resonator, piezoelectric oscillator, electronic device and method for manufacturing piezoelectric resonator A piezoelectric resonator includes: a package having a cavity; a plurality of electrode pads formed within the cavity; a first bonding section and a second bonding section that include silicone base conductive adhesive and are formed on the plurality of the electrod... | 01/10/2012 |
| 8067879 | Piezoelectric device A piezoelectric device includes a piezoelectric substrate, a conductive pattern which is provided on one main surface of the piezoelectric substrate and which includes an IDT electrode, a supporting layer which is arranged on the one main surface of the piezoelectri... | 11/29/2011 |
| 8058777 | Casing for an electrical component A casing for encapsulation of an electrical component, for example a piezoelectric actuator, comprising an outer layer of a semipermeable material and an inner layer comprising a chemically active, hydrophilic substance that chemically combines with water to form a ... | 11/15/2011 |
| 8022603 | Piezoelectric actuator A piezoelectric actuator (2) comprising a stack of one or more piezoelectric elements (4) defining an external surface, and passivation means (20) applied to the external surface of the stack, wherein the passivation means (20) includes a... | 09/20/2011 |
| 7990025 | Silicon package with embedded oscillator A hermetic package for electronic components which is made of metallic silicon is disclosed. The package includes a plurality of silicon elements which are bonded together. In the first embodiment, a cavity is hollowed out in the cover to house the Application Speci... | 08/02/2011 |
| 7923904 | Electronic package having stress buffer layer on mounting surface thereof, and method for manufacturing same An electronic component capable of withstanding stress from a printed circuit board or the like is provided. In an electronic component, a cavity hermetically sealed by a base and a lid is formed. In the cavity, a crystal resonator is supported by a supporting membe... | 04/12/2011 |
| 7911116 | Surface acoustic wave device and method of fabricating the same A surface acoustic wave device includes a piezoelectric substrate, an interdigital transducer (IDT) formed on the piezoelectric substrate, an interconnection electrode that is provided on the piezoelectric substrate and is connected to the IDT, the IDT being made of... | 03/22/2011 |
| 7851978 | Piezo actuator comprising a multilayer encapsulation, and method for the production thereof In a method for producing a multilayer encapsulation (1) of a piezo actuator (5) such that the piezo actuator (5) is protected towards the outside without having to use an additional enveloping housing-type structure, in order to produce the mul... | 12/14/2010 |
| 7800285 | Coating for harsh environments and sensors using same A coating providing high abrasion and chemical resistance composed of a barrier layer from vanadium, molybdenum, niobium, tantalum and the like, and an outer layer of diamond-like carbon. The coating is especially applicable for acoustic wave device (AWD) based sens... | 09/21/2010 |
| 7671515 | Microelectromechanical devices and fabrication methods There are many inventions described and illustrated herein. In one aspect, the present invention is directed to a MEMS device, and technique of fabricating or manufacturing a MEMS device, having mechanical structures encapsulated in a chamber prior to final packagin... | 03/02/2010 |
| 7656076 | Unimorph/bimorph piezoelectric package A piezoelectric package comprises an upper and lower piezoelectric plates, each having opposing electrodes. The piezoelectric package further comprises an electrically insulative structure encapsulating the piezoelectric plates. The piezoelectric package further com... | 02/02/2010 |
| 7629728 | Scalable piezoelectric package A scalable piezoelectric package comprising a plurality of piezoelectric cells, each including a piezoelectric element and an external connector electrically coupled to the piezoelectric element of the respective piezoelectric cell. The piezoelectric package further... | 12/08/2009 |
| 7615913 | Composite electronic component A composite electronic component provided is one with sufficient impact resistance. In this resonator 1, a piezoelectric element 2 is supported by receivers 73, 83 in platelike holding portions 72, 82, and edge parts 74a,... | 11/10/2009 |
| 7560857 | Package structure of MEMS microphone A package structure of a micro-electromechanical system (MEMS) type microphone is disclosed. The MEMS microphone comprises a substrate, a MEMS chip, an acoustic wave cover, and an encapsulant. The substrate has connection pads. The MEMS chip is electrically coupled ... | 07/14/2009 |
| 7531944 | Piezoelectric actuator and enclosure therefor An enclosure for enclosing piezoelectric elements of a piezoelectric actuator comprises a side wall that is shaped to define at least one strain compensation formation selected from a longitudinally-extensible part at which the side wall can be extended or contracte... | 05/12/2009 |
| 7501744 | Chip-based piezoelectric resonator and liquid-phase sensor The present invention relates to a piezoelectric resonator system comprising a plurality of piezoelectric resonator sensors C′, C″. Each sensor C′, C″ comprises an oscillator circuit 29′, 29″ which is surrounded by its own individual conducting sh... | 03/10/2009 |
| 7498722 | Piezoelectric device A piezoelectric device includes a piezoelectric element package having a piezoelectric element accommodated therein and a connection terminal formed on a side surface and a bottom surface thereof, a circuit element coupled to the connection terminal on the bottom su... | 03/03/2009 |
| 7446460 | Piezoelectric device A piezoelectric device includes a piezoelectric element, a circuit board on which the piezoelectric element is mounted, an IC component having at least a function of oscillating the piezoelectric element and connected to a bottom face of the circuit board, an insula... | 11/04/2008 |
| 7432632 | Composite electronic component A composite electronic component provided is one with sufficient impact resistance. In this resonator 1, a capacitive element 3 has a projection 37 projecting outside a piezoelectric element 2, from a portion of the capacitive element ... | 10/07/2008 |
| 7421767 | Method for manufacturing a piezoelectric vibration device Manufacturing a piezoelectric vibration device, includes: forming a bonding electrode on a part of a piezoelectric substrate to which a cover makes contact; forming a part defining a through hole to the cover so that a profile of an edge of an opening of the through... | 09/09/2008 |
| 7413892 | Systems and methods for molecular recognition Acoustic wave devices coated with a biolayer are described for the detection target bio-molecules. The acoustic wave device is connected in an oscillator circuit, and the frequency shift Δf resulting from a biomolecular event is recorded. Further described are the ... | 08/19/2008 |
| 7408291 | Piezoelectric oscillator, manufacturing method thereof, and electronic device To provide a piezoelectric oscillator which can be reduced in size by reducing the planar size. With regard to a layered lead frame comprising two lead frames and, connection leads for connection with a piezoelectric resonator are formed on the upper lead frame and ... | 08/05/2008 |
| 7402381 | Method of immobilizing molecules onto a solid phase substrate and method of fabricating a biosensor using the method Aspects of the invention can provide a method capable of easily realizing immobilization with the optimum density derived from a concentration control and without phase separation in coadsorption of a number of molecules. The immobilization method can include the st... | 07/22/2008 |
| 7397171 | Surface mount type piezoelectric vibrator and its fabricating method, oscillator, electronic apparatus and radio wave timepiece To propose a structure of a small-sized airtight terminal capable of restraining a reduction in yield of steps of fabricating an airtight terminal and steps of integrating a piezoelectric vibrator and a mold structure of a surface mount type piezoelectric vibrator i... | 07/08/2008 |
| 7397327 | Surface acoustic wave filter and method of producing the same A surface acoustic wave filter includes a device chip, one principal surface of a piezoelectric substrate having a wiring pattern including IDTs and pads electrically connected to the IDTs, that is disposed so as to oppose a mount board, with the pads being electric... | 07/08/2008 |
| 7394184 | Sealing arrangement for a piezoelectric actuator for a fuel injection valve of an internal combustion engine A sealing arrangement of a piezoelectric actuator comprises terminal posts (14) projecting from the piezoelectric actuator and a metallic top arrangement (18, 22), provided with openings (28) allowing the passage of the terminal posts (14... | 07/01/2008 |
| 7382081 | Electronic component package In an electronic component package in which an electronic component mounted through an external electrode disposed on a mounting board is covered with a molding resin, the electronic component has a structure in which IDT electrodes disposed on the lower surface of ... | 06/03/2008 |
| 7358646 | Piezoelectric actuator The present invention provides a piezoelectric actuator with excellent durability. In the present invention, a piezoelectric element 2 in which a plurality of piezoelectric layers that expand in accordance with an applied voltage, and internal electrode layer... | 04/15/2008 |
| 7358652 | Surface mount type piezoelectric vibrator, oscillator, electronic device, and radio clock A surface mount type piezoelectric vibrator comprises a piezoelectric vibrator piece having an electrode, an airtight container made of glass or a ceramic material for encapsulating the piezoelectric vibrator piece, and an external terminal formed on an exterior sur... | 04/15/2008 |
| 7358653 | Piezoelectric element Provided is a piezoelectric element including a monolithic piezoelectric substrate that can prevent not only migration between internal electrodes, but also deterioration resulting from a decrease in the degree of polarization even when temperature changes are repea... | 04/15/2008 |
| 7350416 | Method for determining properties of a film, and apparatus for realizing the method A method for determining properties or a thin film includes the steps of: providing a piezoelectric substrate; providing a slanted finger interdigital transducer unit that includes a transmitter port and a receiver port on the piezoelectric substrate; forming the th... | 04/01/2008 |
| 7352113 | Piezoelectric actuator The piezoelectric actuator includes a piezoelectric element (2) including a sheet of piezoelectric ceramic and electrodes formed at least part of the surface of the sheet of piezoelectric ceramic, and a holding member (4) holding the piezoelectric elem... | 04/01/2008 |
| 7345411 | Surface mount type piezoelectric vibrator and manufacturing method of the same, an oscillator with the surface mount type piezoelectric vibrator, an electronic unit, and a wave clock A surface mount type piezoelectric vibrator comprises a piezoelectric vibrator having a piezoelectric vibrating piece bonded to an airtight terminal with a lead terminal and sealed by a cylindrical bottomed metal sealing tube. An electrode terminal is connected to t... | 03/18/2008 |
| 7345400 | Surface acoustic wave device In a surface acoustic wave device, electrode films constituting at least one IDT are disposed on a piezoelectric substrate, and an SiO2 film is arranged on the piezoelectric substrate so as to cover the electrode films. The film-thickness of the electrode... | 03/18/2008 |
| 7342351 | Piezoelectric electronic component, and production method therefor, and communication equipment A piezoelectric electronic component for use in a cellular phone or the like and capable of achieving reductions in size and profile is provided. A piezoelectric element oscillating in response to application of an input signal and outputting an output signal corres... | 03/11/2008 |
| 7339307 | Sealing arrangement for a piezo actuator of a fuel injector A seal (10) for a piezo-actuator of a fuel injector with terminal posts (12) projecting out of the piezo-actuator and a head arrangement (14) mounted on the piezo-actuator with openings (16) for passage of the terminal posts (12) i... | 03/04/2008 |
| 7329536 | Piezoimmunosensor An apparatus comprising one or more piezoelectric mass sensors for use in diagnostic and analytic processes, in particular for immunochemical detection of diagnostically relevant analytes in real time, is described. Each piezoelectric mass sensor comprises a piezoel... | 02/12/2008 |
| 7304413 | Piezooscillator A piezooscillator having a piezoelectric resonator, composed of: a case surrounding a space where the piezoelectric resonator is provided and including a substrate and a cover; a buffer material supporting the piezoelectric resonator and suppressing a shock conveyed... | 12/04/2007 |
| 7291904 | Downsized package for electric wave device A package substrate includes signal pads provided on a main surface of the package substrate, footpads provided on a backside of the package substrate, and a sealing electrode provided on the main surface to surround the signal pads, the signal pads being electrical... | 11/06/2007 |
| 7282835 | Surface acoustic wave element A highly reliable surface acoustic wave device includes a low-resistance piezoelectric substrate that is difficult to reoxidize even in a high-temperature atmosphere containing oxygen. The piezoelectric substrate has a specific resistance of about 1.0×107 | 10/16/2007 |
