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| Number | Title | Issue Date |
| 8178456 | Sintered dielectric ceramic, composition for making, and use thereof in multilayer capacitor and energy storage device A batch powder composition for preparing a non-ferroelectric, sintered dielectric ceramic; a multilayer ceramic capacitor thereof; and an energy storage device. The batch powder contains a titanate powder of at least one of CaTiO3, SrTiO3, or C... | 05/15/2012 |
| 8114801 | COG dieletric composition for use with nickel electrodes Multilayer ceramic chip capacitors which satisfy COG requirements and which are compatible with reducing atmosphere sintering conditions so that non-noble metals such as nickel and nickel alloys thereof may be used for internal and external electrodes are made in ac... | 02/14/2012 |
| 8043987 | Lead-free ferroelectric/electrostrictive ceramic material A ceramic composition comprising a binary system solid solution represented by the formulae: (1-x)(Sr1-yBiy)TiO3+x(Na0.5Bi0.5)TiO3 and (1-x)(Sr1-1.5yBi | 10/25/2011 |
| RE42352 | Method for producing aluminum magnesium titanate sintered product The present invention provides a process for preparing a sintered body comprising as a basic component aluminum magnesium titanate represented by the composition formula: MgxAl2(1−x)Ti(1+x)O5 wherein the value of x is 0.... | 05/10/2011 |
| 7910509 | Dielectric porcelain composition for use in electronic devices The invention intends to provide a dielectric porcelain composition for use in electronic devices, in which the relative dielectric constant ∈r is high, the Qf value is high and, the temperature coefficient τf can be controlled while maintaining the temperature c... | 03/22/2011 |
| 7858548 | COG dielectric composition for use with nickel electrodes Multilayer ceramic chip capacitors which satisfy COG requirements and which are compatible with reducing atmosphere sintering conditions so that non-noble metals such as nickel and nickel alloys thereof may be used for internal and external electrodes are made in ac... | 12/28/2010 |
| 7820578 | Dielectric ceramic composition and method of production thereof The object of the present invention is to provide a method of production of dielectric ceramic composition which can lower the firing temperature without compensating the dielectric characteristics. The method of production according to the present invention is char... | 10/26/2010 |
| 7799718 | Dielectric ceramic composition, complex electronic device and multilayer ceramic capacitor The present invention relates to a dielectric ceramic composition comprising a main component including at least one selected from barium titanate, strontium titanate and calcium titanate, and as a subcomponent, a glass component including an oxide of B, wherein a c... | 09/21/2010 |
| 7732362 | Microwave dielectric ceramic A dielectric ceramic material as claimed in claim 1 with a composition of formula x CaTiO3+(1−x)SmzRe(1−z)AlO3 (1) optionally doped with about 0.005% to about 5% of CeO... | 06/08/2010 |
| 7648935 | Dielectric porcelain composition for use in electronic devices The invention intends to provide a dielectric porcelain composition for use in electronic devices, which has the dielectric characteristics such that the Qf value is high, the temperature coefficient τf of a resonant frequency is small and a value thereof can be co... | 01/19/2010 |
| 7560406 | Ceramic material and laminated ceramic condenser comprised thereof A ceramic powder composition, ceramic material, and laminated ceramic condenser comprised thereof. The composition includes ceramic powders comprising (SrxCa1−x)TiyZr1−yO3, and a sintering aid, wherein x is ... | 07/14/2009 |
| 7498285 | Nonreducing dielectric ceramic, and manufacturing method and monolithic ceramic capacitor of the same A nonreducing dielectric ceramic comprising a (Sr, Ca)(Ti, Zr)O3-based perovskite principal crystal phase containing 55 mole percent or more of SrTiO3 and whose powder CuKα X-ray diffraction pattern exhibits a ratio of less than 5% of the maxi... | 03/03/2009 |
| 7439202 | Glass ceramic composition, glass-ceramic sintered body, and monolithic ceramic electronic component A glass ceramic composition is used for a multilayer ceramic substrate 2 including glass ceramic layers 3 laminated, the multilayer ceramic substrate 2 being used for a multilayer ceramic module 1. The glass ceramic composition includes a... | 10/21/2008 |
| 7435697 | Ceramic powder composition, ceramic material, and laminated ceramic condenser comprised thereof A ceramic powder composition, ceramic material, and laminated ceramic condenser comprised thereof. The composition includes ceramic powders comprising (SrxCa1-x)TiyZr1-yO3, and a sintering aid, wherein x is betw... | 10/14/2008 |
| 7417001 | Glass ceramic composition, glass-ceramic sintered body, and monolithic ceramic electronic component A glass ceramic composition for glass ceramic layers laminated in multilayer ceramic substrate included in multilayer ceramic module is provided. The glass ceramic composition contains a first ceramic powder mainly composed of forsterite, a second ceramic powder mai... | 08/26/2008 |
| 7396790 | Translucent ceramic, method for manufacturing the same, optical component, and optical device A translucent ceramic having a high light transmittance is provided. It contains a perovskite compound having a composition represented by a general formula: (Ba1-s-tSrsCat)(MxB1yB2z)vO | 07/08/2008 |
| 7390426 | Piezoelectric ceramic The present invention has an object to provide piezoelectric ceramics containing no lead, having a high Curie point, and further, having excellent piezoelectric properties, particularly large Qmax. The piezoelectric ceramics contain, as a main component, a bismuth l... | 06/24/2008 |
| 7378363 | Dielectric ceramic composition having wide sintering temperature range and reduced exaggerated grain growth According to one exemplary embodiment, a dielectric ceramic composition includes a main component group, where the main component group is represented by MgxCayZnzTiO2+x+y+z, where the sum of x, y, and z is less than or eq... | 05/27/2008 |
| 7368408 | Glass-ceramic composition, glass-ceramic sintered body, and monolithic ceramic electronic component A glass-ceramic composition contains first ceramic particles principally containing forsterite; second ceramic particles principally containing at least one selected from the group consisting of calcium titanate, strontium titanate, and titanium oxide; and borosilic... | 05/06/2008 |
| 7365958 | Dielectric ceramics, multilayer ceramic capacitor and method for manufacturing the same Crystal grains mainly composed of barium titanate have a mean grain size of not more than 0.2 μm. The volume per unit cell V that is represented by a product of lattice constant (a, b, c) figured out from the X-ray diffraction pattern of the crystal grains is not m... | 04/29/2008 |
| 7358207 | Dielectric ceramic composition and multilayer electronic component A dielectric ceramic composition of the present invention is represented by the general formula, MgxSiO2+x+aSryTiO2+y, wherein x, y and a satisfy the relations of 1.70≦x≦1.99, 0.98≦y≦1.02, and 0.05≦a≦0.40, resp... | 04/15/2008 |
| 7351674 | Insulating ceramic composition, insulating ceramic sintered body, and mulitlayer ceramic electronic component An insulating ceramic composition forming insulating ceramic layers (3) stacked in a multilayer ceramic substrate (2) used in a monolithic ceramic electronic component, such as a multilayer ceramic module (1). The insulating ceramic composition ... | 04/01/2008 |
| 7336476 | Dielectric ceramic composition for low temperature sintering and multilayer ceramic capacitor using the same The invention relates to a dielectric ceramic composition, which can be sintered at a low temperature as well as achieve a high dielectric constant with excellent thermal stability, and a multilayer ceramic capacitor using the same. The dielectric ceramic compositio... | 02/26/2008 |
| 7326667 | Microwave dielectric ceramic A dielectric ceramic material consisting essentially of a composition of Formula 1 xATiO3(1−x)NdzRe(1−z)AlO3 (1) doped with 0.005% to 5% of a dopant selected from the group consi... | 02/05/2008 |
| 7323073 | Piezoelectric porcelain composition, laminated piezoelectric device therefrom and process for producing the same A piezoelectric ceramic composition including three components, Pb(Zn1/3Nb2/3)O3, PbTiO3, and PbZrO3, and having a basic composition formula of Pb(Zn1/3Nb2/3)xZryTi | 01/29/2008 |
| 7323257 | Ceramic and method of manufacturing the same, dielectric capacitor, semiconductor device, and element A method of manufacturing a ceramic includes forming a film which includes a complex oxide material having an oxygen octahedral structure and a paraelectric material having a catalytic effect for the complex oxide material in a mixed state, and performing a heat tre... | 01/29/2008 |
| 7319081 | Thin film capacity element composition, high-permittivity insulation film, thin film capacity element, thin film multilayer capacitor, electronic circuit and electronic apparatus A thin film capacity element composition includes a first bismuth layer-structured compound having positive temperature characteristics, that a specific permittivity rises as the temperature rises, in at least a part of a predetermined temperature range and a second... | 01/15/2008 |
| 7312172 | Dielectric ceramic composition, electronic device and production methods of the same A dielectric ceramic composition, comprising a main component including at least a dielectric oxide having a composition expressed by [(CaxSr1-x)O]m[(TiyZr1-y-zHfz)O2], a first subcomponent... | 12/25/2007 |
| 7309450 | Piezoelectric porcelain and method for preparation thereof Provided is a piezoelectric ceramic with a wider operating temperature range capable of obtaining a larger amount of displacement and being easily sintered, as well as being superior in terms of ultra-low emission, environmental friendliness and ecology. A piezoelec... | 12/18/2007 |
| 7297650 | Method for producing low-loss tunable ceramic composites with improved breakdown strengths The production of low-loss, tunable composite ceramic materials with improved breakdown strengths is disclosed. The composite materials comprise ferroelectric perovskites such as barium strontium titanate or other ferroelectric perovskites combined with other phases... | 11/20/2007 |
| 7297322 | Process and apparatus for producing powders of metal compound containing oxygen, and the powders produced by the process A process for producing powders of metal compound containing oxygen including the steps of: feeding at least one material selected from a liquid material and a solution material obtained by dissolving solid ingredient in organic solvent via a liquid flow controller ... | 11/20/2007 |
| 7294597 | Translucent ceramics, process for producing the same, optical part and optical apparatus A translucent ceramic principally contains a composition represented by the formula Ba{Tix1Mx2(Mg1-tZnt)y(Ta1-uNbu)z}vOw, wherein M is at least one selected... | 11/13/2007 |
| 7294598 | Dielectric oxide materials A material made of a dielectric oxide of type Ca0.25Cu0.75TiO3 having a dielectric constant greater than 3,000. ... | 11/13/2007 |
| 7294164 | Narrow pore size distribution aluminum titanate body and method for making same This invention relates to an aluminum titanate body having a narrow pore size distribution as characterized by the relation (d50−d10)/d50 being less than 0.50 corresponding to a high degree of interconnected porosity. The body also... | 11/13/2007 |
| 7291321 | Preparation of catalyst and use for high yield conversion of methane to ethylene A perovskite catalyst is prepared using a ceramic sol-sol methodology comprising preparing slurry in water of an alkaline earth metal salt, a powdered metal salt and a powdered transition metal oxide, adding a polymeric binder to form a paste, drying and comminuting... | 11/06/2007 |
| 7277269 | Refractory metal nickel electrodes for capacitors A capacitor with conductive layers arranged in parallel relationship. The conductive layers have nickel alloyed or add mixed with a refractory metal in an amount sufficient to raise the melting temperature of said conductive layer at least 1° C. above the melting t... | 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 |
| 7276461 | Dielectric ceramic composition, method of manufacturing the same, and dielectric ceramics and laminated ceramic part using the same A dielectric ceramic composition having a relative dielectric constant εr of 15-25 allowing formation of a laminated ceramic part having an appropriate size, capable of being sintered at a temperature lower than 800-1000° C. allowing incorporation and l... | 10/02/2007 |
| 7265072 | Dielectric ceramic composition and electronic device A dielectric ceramic composition includes a main component including a dielectric oxide expressed by a composition formula of {(Ca1-xSrx)O}m.(Zr1-yTiy)O2, wherein m, x and y indicating composition mol... | 09/04/2007 |
| 7265071 | Dielectric ceramic composition and multilayer ceramic part using the same A dielectric ceramic composition characterized as containing a dielectric material which contains a dielectric composition represented by the compositional formula a.Li2O-b.(CaO1−x—SrOx)-c.R2O3-d.TiO2 | 09/04/2007 |
