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| Number | Title | Issue Date |
| 8173203 | Method of manufacturing piezoelectric actuator and method of manufacturing liquid transporting apparatus A recess is formed on an upper surface of a vibration plate at a position corresponding to a pressure chamber. Next, a low-elasticity material having a lower modulus of elasticity than the vibration plate is filled in the recess. Then, aerosol including a piezoelect... | 05/08/2012 |
| 8168253 | Method of manufacturing piezoelectric actuator and method of manufacturing liquid transporting apparatus A recess is formed on an upper surface of a vibration plate at a position corresponding to a pressure chamber. Next, a low-elasticity material having a lower modulus of elasticity than the vibration plate is filled in the recess. Then, aerosol including a piezoelect... | 05/01/2012 |
| 8128988 | Film-formed article and method for producing same A dense interconnector film is formed over a fuel electrode, while preventing calcium included in material for the interconnector from solid phase reaction with zirconia included in material for the fuel electrode. When forming the interconnector film 5 made ... | 03/06/2012 |
| 8119192 | Method of manufacturing piezoelectric element and method of manufacturing liquid ejection head The method of manufacturing a piezoelectric element includes: a lower electrode forming step of forming a lower electrode on a surface of a substrate; a piezoelectric film deposition step of depositing a piezoelectric film made of a piezoelectric material by one of ... | 02/21/2012 |
| 8053027 | Methods for fabrication of thin film compositionally stratified multi-layer heterostructures for temperature insensitive low dielectric loss and enhanced tunability OTM communications devices A compositionally stratified multi-layer Ba1-xSrxTiO3 (BST) heterostructure material is described which includes a lower layer of crystallized Ba1-xSrxTiO3 perovskite oxide where x is in the range of ... | 11/08/2011 |
| 8003161 | Method of manufacturing dielectric layer and method of manufacturing liquid jet head A method of manufacturing a dielectric film includes a coating step of coating sol made of an organic metal compound and forming a dielectric precursor film, a drying step of drying the dielectric precursor film, a degreasing step of degreasing the dielectric precur... | 08/23/2011 |
| 7955641 | Method of making a piezoelectric device A method of forming a piezoelectric device is disclosed. In one such method, a coating material is formed. The coating material has a piezoelectric precursor. The coating material is applied to a first electrode. The precursor is heated to a temperature that is abov... | 06/07/2011 |
| 7943192 | Piezoelectric/electrostrictive film type element and manufacturing method thereof A piezoelectric/electrostrictive film type device including a thin substrate made of ceramic and a piezoelectric/electrostrictive operating portion disposed on the substrate and constituted by successively laminating a lower electrode film, a piezoelectric/electrost... | 05/17/2011 |
| 7901729 | Method of manufacturing a piezoelectric/electrostrictive device There is disclosed a piezoelectric/electrostrictive porcelain composition capable of manufacturing, at a comparatively low sintering temperature, a piezoelectric/electrostrictive body which is dense and superior in crystallinity and which has satisfactory piezoelect... | 03/08/2011 |
| 7867552 | Methods for use of a sensitive layer for hydrogen sulphide detection with SAW/BAW devices Methods can be adapted for design of a sensitive monolayer for detection of hydrogen sulphide at room temperature with SAW/BAW devices. The sensitive monolayer can be synthesized based on chemical compounds, which belongs to a class of thiacalix[n]arenas, mercapto h... | 01/11/2011 |
| 7846490 | Piezoelectric substrate and surface acoustic wave filter using the same Disclosed are a piezoelectric substrate and a surface acoustic wave (SAW) filter. A piezoelectric substrate 10a includes a base member 11 including an oxide layer 12 with a plurality of grooves 12a on one surface of the base member 11 | 12/07/2010 |
| 7807216 | Process for producing nanocrystalline composites A process to produce dense nanocrystalline composites such as ceramic bodies, coatings and multi-layered devices with uniform microstructure is disclosed. The invention utilizes sol-gel solutions to reduce agglomeration of nanocrystalline powders in the production o... | 10/05/2010 |
| 7785659 | Method of manufacturing an orientation film using aerosol deposition on a seed substrate A method of manufacturing an orientation film which method is suitable for manufacturing an orientation film containing a ceramic at low cost. The method includes the steps of: (a) forming a ceramic film on a seed substrate in which crystal orientation is controlled... | 08/31/2010 |
| 7771780 | Method of producing composite material, method of producing piezoelectric actuator, method of producing ink-jet head, and piezoelectric actuator A method of producing a piezoelectric actuator includes the steps of: forming a first electrode layer on a substrate by jetting an aerosol containing particles of a conductive material and ceramic particles onto the substrate to make the particles adhere to the subs... | 08/10/2010 |
| 7713576 | Method to produce a reliable piezoelectric thick film on a substrate A method of producing a piezoelectric ceramic thick film on a substrate, said method comprising: providing a piezoelectric ceramic material in powder form; forming a liquid mixture by mixing the powdered material with a liquid phas... | 05/11/2010 |
| 7601387 | Piezoelectric film laminate and method of manufacturing the same A piezoelectric film laminate including a sapphire substrate and a lead zirconate titanate niobate film and a potassium niobate film formed on the sapphire substrate. ... | 10/13/2009 |
| 7579041 | Method of manufacturing dielectric layer and method of manufacturing liquid jet head A method of manufacturing a dielectric film includes a coating step of coating sol made of an organic metal compound and forming a dielectric precursor film, a drying step of drying the dielectric precursor film, a degreasing step of degreasing the dielectric precur... | 08/25/2009 |
| 7575777 | Potassium niobate deposited body and method for manufacturing the same, piezoelectric thin film resonator, frequency filter, oscillator, electronic circuit, and electronic apparatus A method for manufacturing a potassium niobate deposited body includes: forming a buffer layer above a substrate composed of an R-plane sapphire substrate; forming above the buffer layer a potassium niobate layer or a potassium niobate solid solution layer that epit... | 08/18/2009 |
| 7531207 | MOCVD PGO thin films deposited on indium oxide for feram applications Methods of forming depositing a ferroelectric thin film, such as PGO, by preparing a substrate with an upper surface of silicon, silicon oxide, or a high-k material, such as hafnium oxide, zirconium oxide, aluminum oxide, and lanthanum oxide, depositing an indium ox... | 05/12/2009 |
| 7510740 | Method for making piezoelectric element A method for making a piezoelectric element including a piezoelectric film formed on a substrate by a gas deposition technique includes the steps of ejecting ultra-fine particles of a piezoelectric material having a perovskite structure from an ejecting device towar... | 03/31/2009 |
| 7371223 | Electroactive polymer actuated heart-lung bypass pumps A pump apparatus, which comprises: (a) a tubular portion comprising an electroactive polymer actuator that expands and contracts an inner volume of the tubular portion based upon received control signals; and (b) a control unit electrically coupled to the electroact... | 05/13/2008 |
| 7356905 | Method of fabricating a high frequency ultrasound transducer Techniques for fabricating high frequency ultrasound transducers are provided herein. In one embodiment, the fabrication includes depositing a copperclad polyimide film, a layer of epoxy on the copperclad polyimide film, and a polyvinylidene fluoride film on the epo... | 04/15/2008 |
| 7351592 | Microfluidic device and method with trapping of sample in cavities having lids that can be opened or closed Method and arrangement (10, 20) for preparing samples (15, 27) submergible in a liquid medium. The arrangement includes a carrier structure (11). The carrier includes a device (13, 23) for controllable generation of a magnetic field throu... | 04/01/2008 |
| 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 |
| 7338509 | Electroactive polymer actuated sheath for implantable or insertable medical device A medical device delivery sheath, which comprises an active member that volumetrically expands and contracts upon application of an appropriate electrical potential. The active member further comprises an electroactive polymer, for example, polypyrrole. Also describ... | 03/04/2008 |
| 7328490 | Method for manufacturing a liquid jetting head A method for manufacturing a liquid jetting head includes manufacturing a piezoelectric element having consistently high piezoelectric characteristics that obtains a degree of orientation that is suitable for a piezoelectric thin film, that is stable, and that has g... | 02/12/2008 |
| 7324020 | General purpose input board for a touch actuation The specification and drawings present a new method and apparatus for a touch actuation in an electronic device using a general purpose input board. The input board comprises of a grating of conductors running in one direction (y-lines). Between these conductors the... | 01/29/2008 |
| 7320163 | Method of manufacturing an actuator device A step of forming a vibration plate includes a step of forming an insulation film in order to cause the surface roughness Ra of the insulation film to be in the range of 1 nm to 3 nm: the insulation film being made of zirconia which has been obtained by depositing a... | 01/22/2008 |
| 7320457 | Electroactive polymer devices for controlling fluid flow The invention describes devices for controlling fluid flow, such as valves. The devices may include one or more electroactive polymer transducers with an electroactive polymer that deflects in response to an application of an electric field. The electroactive polyme... | 01/22/2008 |
| 7310874 | Method for manufacturing a potassium niobate deposited body A potassium niobate deposited body includes a substrate, an electrode layer formed above the substrate, and a potassium niobate layer formed above the electrode layer. The potassium niobate layer can include a domain that epitaxially grows in a (110) or (001) orient... | 12/25/2007 |
| 7296329 | Method of isolation for acoustic resonator device A method of isolating piezoelectric thin film acoustic resonator devices to prevent laterally propagating waves generated by the device from leaving the device and/or interfering with adjacent devices or systems. Specifically, this isolation technique involves the m... | 11/20/2007 |
| 7294788 | Coil for electric rotating machine, and mica tape and mica sheet used for the coil insulation A coil for an electric rotating machine is configured with a conductor which is formed by bundling a plurality of square strands and stacking the square strands like a coil with Roebel transposition, mica cape which is wound a plurality of layers around an outer sur... | 11/13/2007 |
| 7275292 | Method for fabricating an acoustical resonator on a substrate Method for fabricating an acoustical resonator on a substrate having a top surface. First, a depression in said top surface is generated. Next, the depression is filled with a sacrificial material. The filled depression has an upper surface level with said top surfa... | 10/02/2007 |
| 7276462 | Dielectric composition and dielectric film element Provided is a dielectric composition which, when applied to an electron emitter, enables suppression of reduction of electron emission quantity with passage of time. The dielectric composition contains, as a primary component, a PMN-PZ-PT ternary solid solution comp... | 10/02/2007 |
| 7267840 | Manufacturing method of piezoelectric/electrostrictive film type device A method is provided for manufacturing a piezoelectric/electrostrictive film device including a ceramic substrate and a piezoelectric/electrostrictive operation portion including a lower electrode, a piezoelectric/electrostrictive layer, and upper electrode stacked ... | 09/11/2007 |
| 7262546 | Piezoelectric/electrostrictive element and piezoelectric/electrostrictive device A piezoelectric/electrostrictive element including a substantially trapezoidal laminate having narrower and wider surfaces lying substantially in parallel to each other and first and second surfaces opposed to each other between the narrower and wider surfaces. The ... | 08/28/2007 |
| 7253703 | Air-gap type FBAR, method for fabricating the same, and filter and duplexer using the same An air-gap type thin film bulk acoustic resonator (FBAR) and method for fabricating the same. Also disclosed are a filter and a duplexer employing the air-gap type FBAR. The air-gap type FBAR includes: a first substrate having a cavity part at a predetermined region... | 08/07/2007 |
| 7240409 | Process of making a piezoelectric thin film component A method for manufacturing a piezoelectric thin film component wherein a thin titanium film is deposited on a bottom metal layer such that parts of the thin titanium film remain on crystal grain boundaries of the bottom metal layer and form seed crystals. A polycrys... | 07/10/2007 |
| 7229662 | Heterolayered ferroelectric thin films and methods of forming same Heterolayered thin films having ferroelectric/piezoelectric layers of alternating crystal structures and methods of their preparation are provided. In the ferroelectric/piezoelectric thin film, a first layer has a rhombohedral crystal structure and a second layer ad... | 06/12/2007 |
| 7229502 | Method of forming a silicon nitride layer A method of forming a silicon nitride layer is provided. A deposition furnace having an outer tube, a wafer boat, a gas injector and a uniform gas injection apparatus is provided. The wafer boat is positioned within the outer tube for carrying a plurality of wafers.... | 06/12/2007 |
