Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 8183749 | Electronic device and method of making same The present invention provides an electronic device with improved characteristics and a method of making the electronic device. In a method of making an electronic device (piezoelectric device) 74 according to the present invention, an outer edge R1 of... | 05/22/2012 |
| 8044557 | Piezoelectric device and its manufacturing method An upper adhesion layer 35 formed between a piezoelectricity layer 32 and an upper electrode layer 34 so as to abut on the piezoelectricity layer 32 and the upper electrode layer 34 is included. The upper adhesion layer 35 i... | 10/25/2011 |
| 8040025 | Method of producing ceramic structure and ceramic structure Striped sheets each having a structure in which two types of first layers and second layers are stacked in the X direction are prepared. More specifically, first raw material sheets having the same composition as the first layers and second raw material sheets havin... | 10/18/2011 |
| 7948156 | Piezoelectric resonator plate, and piezoelectric resonator device A piezoelectric resonator device comprises a piezoelectric resonator plate, a base for holding the piezoelectric resonator plate, a lid for hermetically enclosing the piezoelectric resonator plate held on the base, and a support member made of a brittle material for... | 05/24/2011 |
| 7944128 | Electronic component An electronic component includes an electronic component body, first and second outer electrodes, and first and second inner electrodes. The first outer electrode includes a first conductive layer that does not include silver and a second conductive layer that is de... | 05/17/2011 |
| 7888849 | Piezoelectric resonator and method for producing the same TO reduce frequency variations caused by a change in frequency constant and suppress unnecessary vibrations in the case where the frequency constant of apiezoelectric substrate has a gradient. A piezoelectric resonator has vibrating electrodes 4 and 5 ... | 02/15/2011 |
| 7868523 | Elastic wave device and method of producing the same An elastic wave device has a structure that prevents cracks from being formed in a piezoelectric substrate in flip-chip bonding using a bump, that minimizes the contact resistance in a contact portion where wiring patterns are electrically connected to each other, a... | 01/11/2011 |
| 7808162 | Stacked piezoelectric element and vibration wave driving apparatus A stacked piezoelectric element comprising a driving unit and a non-driving unit, and a vibration wave driving apparatus, which are capable of suppressing occurrences of deformation, particularly warping, that are generated during firing and polarization of the stac... | 10/05/2010 |
| 7795788 | Surface acoustic wave element and communication device An IDT electrode (3) on a piezoelectric substrate (2) has an electrode including first metal layers (31a, 31b) formed of titanium or a titanium alloy, or chromium or a chromium alloy and second metal layers (32a, | 09/14/2010 |
| 7795789 | Monolithic piezoelectric component comprising a mechanical uncoupling, method for producing same and use thereof A piezoelectric component includes at least one monolithic piezo element, having at least a first electrode layer, at least a second electrode layer and at least one piezoceramic layer located between the electrode layers. The piezoelectric component is characterize... | 09/14/2010 |
| 7791256 | Multi-layer piezoelectric element A multi-layer piezoelectric element of high durability wherein the internal electrodes and the external electrodes do not break even when operated continuously over a long period of time under high electric field and high pressure is provided. The first multi-layer ... | 09/07/2010 |
| 7696676 | Piezoelectric composite apparatus and related methods A piezoelectric planar composite apparatus to provide health monitoring of a structure and associated methods are provided. The piezoelectric planar composite apparatus includes a piezoelectric electric material layer, multiple electrodes positioned in electrical co... | 04/13/2010 |
| 7622853 | Micromachined imaging transducer The present invention generally relates to medical devices, and more particularly to an improved medical imaging device. In one embodiment, an imaging device includes a drive shaft having proximal and distal ends received within the lumen; and an imaging transducer ... | 11/24/2009 |
| 7622854 | Piezoelectric element and film formation method for crystalline ceramic In a piezoelectric element having a substrate, a lower electrode layered on the substrate, a piezoelectric body made of ceramic layered on top of the lower electrode and an upper electrode layered on the piezoelectric body, wherein a first metal layer is provided be... | 11/24/2009 |
| 7612488 | Method to control BAW resonator top electrode edge during patterning A piezoelectric resonator include a multi-layer top electrode. The multi-layer top electrode includes at least a top metal layer and a bottom metal layer. A top metal layer edge is recessed compared to a bottom metal layer edge allowing conformal deposition of a pas... | 11/03/2009 |
| 7605524 | Surface acoustic wave device and method of manufacturing the same In order to provide a surface acoustic wave device provided with a pseudo-single crystal aluminum electrode film, having excellent power durability, easy to manufacture, and possible to grow with good reproducibility, a titanium buffer film 4 and an electrode... | 10/20/2009 |
| 7579762 | Piezoelectric vibrating piece and piezoelectric vibrating device A piezoelectric vibrating piece having a first and a second surface at an opposing side of the first surface is comprised of an piezoelectric piece having designated coefficient of thermal expansion; a first electrode film having bigger coefficient of thermal expans... | 08/25/2009 |
| 7579761 | Piezoelectric thin-film resonator and filter A piezoelectric thin-film resonator includes: a lower electrode that is formed on a substrate; a piezoelectric film that is formed on the lower electrode; and an upper electrode that is formed on the piezoelectric film. In the piezoelectric thin-film resonator, the ... | 08/25/2009 |
| 7525240 | Electronic component Provided is an electronic component capable of securely soldering an external terminal such as a lead wire to each terminal electrode, while preventing overflow of solder from the area on the terminal electrode. In the electronic component as a multilayer pie... | 04/28/2009 |
| 7498726 | Multilayer piezoelectric element A multilayer piezoelectric element has a laminate body in which a plurality of piezoelectric bodies and a plurality of internal electrodes are alternately laminated and sintered. The plurality of internal electrodes comprise a first electrode and a second electrode.... | 03/03/2009 |
| 7449821 | Piezoelectric micromachined ultrasonic transducer with air-backed cavities A piezoelectric micromachined ultrasonic transducer comprising a substrate and a first dielectric film formed on the substrate. An opening having a sidewall is formed through the substrate and first dielectric film. A bottom electrode is formed on the first dielectr... | 11/11/2008 |
| 7439655 | Laminated-type piezoelectric element A laminated-type piezoelectric element 1 is provided, which comprises a first external electrode layer 33, which is located at a side area of the laminated-type piezoelectric element 1, is electrically continuous to internal electrode layers ... | 10/21/2008 |
| 7429817 | Multilayer piezoelectric element A multilayer piezoelectric element has a pair of outer electrodes and a multilayer ceramic body composed of piezoelectric layers and inner electrode layers which are alternately stacked. The outer electrodes are formed on a pair of electrode connecting surfaces in t... | 09/30/2008 |
| 7423365 | Surface acoustic wave device A surface acoustic wave device includes at least one interdigital transducer having electrodes of a double-layered structure in which an upper film and an underlying film are laminated. The upper film has a main component of Al and a first metal of Ti added to the m... | 09/09/2008 |
| 7411334 | Surface acoustic wave apparatus and manufacturing method therefor In a manufacturing method for a SAW apparatus a first insulating layer is formed on the entire surface of a piezoelectric LiTaO3 substrate. By using a resist pattern used for forming an IDT electrode, the first insulating layer in which the IDT electrode ... | 08/12/2008 |
| 7385337 | Multilayer piezoelectric element A multilayer piezoelectric element is provided with a multilayer body, a first external electrode on a side face of the multilayer body, and a second external electrode outside the first external electrode. The multilayer body consists of an alternate stack of a plu... | 06/10/2008 |
| 7378782 | IDT electroded piezoelectric diaphragms The disclosed invention relates to achieving micromachined piezoelectrically-actuated diaphragms. The piezoelectric diaphragm includes a central, inactive electrode free region and an annular shaped interdigitated electrode adjacent to the outer periphery of the cen... | 05/27/2008 |
| 7378776 | Piezoelectric ceramic composition and piezoelectric elements using the same A piezoelectric ceramic composition includes a top-layer, a bottom-layer and at least one intermediate-layer ceramic sheets stacked to each other for sintering. An alloy layer of silver and palladium is interposed between every two ceramic sheets, and a sliver layer... | 05/27/2008 |
| 7358655 | Electrical multilayered component and layer stack A multilayer electrical component includes a plurality of ceramic layers disposed along an axis, a plurality of electrode layers disposed between the plurality of ceramic layers and in electrical contact with the ceramic layers, and a ceramic breach layer disposed b... | 04/15/2008 |
| 7358831 | Film bulk acoustic resonator (FBAR) devices with simplified packaging The encapsulated film bulk acoustic resonator (FBAR) device comprises a substrate, an FBAR stack over the substrate, an element for acoustically isolating the FBAR stack from the substrate, encapsulant covering the FBAR stack, and an acoustic Bragg reflector between... | 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 |
| 7355285 | Structure of mounting electronic component The structure of mounting an electronic component on a circuit board is capable of securely flip-chip-bonding the electronic component having bumps, whose separations are very short, to the circuit board without displacement. The structure of mounting an electronic ... | 04/08/2008 |
| 7352114 | Surface acoustic wave element, surface acoustic wave device, surface acoustic wave duplexer, and method of manufacturing surface acoustic wave element A surface acoustic wave element includes a thin film electrode composed of monocrystal aluminum disposed on a piezoelectric substrate. At least one metal of Cu, Ta, W, and Ti is segregated in the thin film electrode composed of monocrystal aluminum. In this surface ... | 04/01/2008 |
| 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 |
| 7348714 | Piezoelectric resonator, filter and electronic component using the same A piezoelectric resonator includes; a lower electrode 24 formed on a substrate 11; a piezoelectric film 23 formed on the lower electrode 24; an upper electrode 25 formed on the piezoelectric film 23 and obtaining, in collabo... | 03/25/2008 |
| 7345410 | Temperature compensation of film bulk acoustic resonator devices A resonator. The resonator includes a bottom electrode overlaying at least part of a substrate, a composite structure overlaying at least part of the bottom electrode, and a top electrode overlaying at least part of the composite structure. The composite structure c... | 03/18/2008 |
| 7343654 | Method of manufacturing a piezoelectric element and a liquid ink jet head Provided are a piezoelectric element, a method of manufacturing the same, and a liquid jet head, which can improve, and homogenize, characteristics of a piezoelectric layer. Included are: a step of forming a seed titanium layer interposed therebetween, the seed tita... | 03/18/2008 |
| 7345409 | Electrode structure for electro-acoustic component and method for producing said structure For a component operating with acoustic waves, it is proposed to arrange the electrode structure over a mechanically stable adaptation layer that serves to dissipate the electromechanical stresses. Further improvements of the output compatibility are achieved with a... | 03/18/2008 |
| 7344501 | Multi-layered transducer array and method for bonding and isolating Multiple layer elements for a transducer array are provided. Each element comprises two or more layers of transducer material. Various of the elements include one or more of: (1) multiple-layer, multiple-dimensional arrays where the layers are polymericly bonded tog... | 03/18/2008 |
| 7341639 | Electroceramic component comprising a plurality of contact surfaces A method produces a component having a ceramic base body and contact surfaces on opposite sides of the ceramic base body. The method includes forming first protective layers on the opposite sides of the ceramic base body in regions not to be covered by the contact s... | 03/11/2008 |
