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8179225 |
Ceramic electronic component, manufacturing method of ceramic electronic component, and packaging method of ceramic electronic components
A ceramic electronic component has a chip element body having a conductor arranged inside, external electrodes, and a discrimination layer. The chip element body has first and second end faces...
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8174353 |
Varistor and varistor apparatus
A varistor comprises a main body having first and second external terminals formed on the outer surface thereof, a first withdrawn terminal plate joined to the first external terminal, and a second...
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8169294 |
Over-current protection device
An over-current protection device comprises two metal foils and a positive temperature coefficient (PTC) material layer. The PTC material layer is sandwiched between the two metal foils and has a...
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8164413 |
Electric insulation arrangement
An electric insulation arrangement including a field grading material including a matrix including a dielectric material. A plurality of micro varistor particles is distributed in the matrix. A...
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8154839 |
High voltage surge arrester and method of operating the same
An arrester includes at least one elongate outer first housing made of an electrically insulating material, a pair of electrical terminals at opposite ends of the first housing, an array of...
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8143992 |
Multilayer chip varistor
A multilayer chip varistor is provided as one capable of suppressing production of cracks and thereby preventing a connection failure between an internal electrode and a through-hole conductor. An...
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8130071 |
Varistor comprising an insulating layer produced from a loading base glass
A varistor includes a ceramic base body having a surface. The varistor also includes an insulating layer on at least a portion of the surface of the ceramic base body. The insulating layer includes...
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8125307 |
Aggregate substrate, production method of aggregate substrate, and varistor
An aggregate substrate has a first varistor part, a second varistor part, and a heat dissipation layer. The first varistor part includes a first varistor element layer to exhibit nonlinear...
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8125308 |
Relocatable power tap with surge suppression or surge protection and a method for its manufacture
A relocatable power tap includes surge suppression or surge protection for affording improved safety, in which the metal oxide varistors (“MOVs”) of the surge protectors or surge suppressors are...
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8077008 |
Varistor and production method
A varistor has a disc of ceramic material having opposed faces with face edges. There is an electrode on each face with a gap between each electrode and the edge of the face. Glass passivation is...
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8058965 |
Electrical multilayer component with reduced parasitic capacitance
An electrical multi-layer component includes a body having a stack of ceramic layers, with a top and a bottom. First and second connection surfaces are on the bottom of the body. Electrode surfaces...
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8044761 |
Varistor
A varistor 1 comprises a varistor element 10, a pair of external electrodes 30a, 30b on one main side of the varistor element 10 and a resistor 60 on the same main side, wherein the resistor 60 is...
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8026787 |
Ceramic component element and ceramic component and method for the same
A ceramic component element is provided. The ceramic component element includes: an insulating ceramic base with pores formed on its surface and previously fired; and a functional ceramic sheet...
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8013711 |
Variable resistance element, semiconductor device, and method for manufacturing variable resistance element
A method for manufacturing a variable resistance element includes the steps of: depositing a variable resistance material (106) in a contact hole (105), which is formed on an interlayer insulating...
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7994893 |
Varistor
A varistor has a ceramic composition to exhibit nonlinear voltage-current characteristics, and at least two electrodes arranged to sandwich at least a portion of the ceramic composition. The...
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7994894 |
Varistor
A varistor having a favorable heat-dissipating property is provided. In the varistor, a composite part having a favorable heat-dissipating property formed by a composite material composed of ZnO...
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7981325 |
Electronic device for voltage switchable dielectric material having high aspect ratio particles
One or more embodiments provide for a device that utilizes voltage switchable dielectric material having semi-conductive or conductive materials that have a relatively high aspect ratio for purpose...
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7973638 |
Voltage non-linear resistor ceramic composition and multilayer varistor using the same
A voltage non-linear resistor ceramic composition has ZnO as a main component and is represented by the general formula (1−x)ZnO+x[Sr1−yMy]1−a[Co1−zAz]1+aO3. Here, M is at least one of Ca and Ba,...
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7968014 |
Device applications for voltage switchable dielectric material having high aspect ratio particles
One or more embodiments provide for a device that utilizes voltage switchable dielectric material having semi-conductive or conductive materials that have a relatively high aspect ratio for purpose...
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7969277 |
Nonlinear resistor ceramic composition, electronic component, and multilayer chip varistor
A nonlinear resistor ceramic composition has a major component containing zinc oxide, a first minor component containing an oxide of a rare-earth metal, a second minor component containing an oxide...
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7969276 |
Thin film varistor array
A method of forming a thin film varistor array includes creating a metal-metal oxide-metal layer stack without breaking vacuum. The stack is patterned as a plurality of bus lines, each having a...
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7940155 |
Varistor and electronic component module using same
A varistor includes a ceramic substrate having an insulating property, a varistor layer provided on the ceramic substrate and mainly containing zinc oxide, a first glass ceramic layer provided on...
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7932807 |
Varistor
A first varistor section includes a first face of an element body, and a third face facing the first face. The first varistor section has a first varistor element body, a first varistor electrode...
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7932806 |
Varistor and light emitting device
In a varistor, a heat radiating portion contains the same components as ZnO that is the main component of a varistor element body, as metal oxides, thereby, the structural components of the...
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7911317 |
Multilayer chip varistor and electronic component
A multilayer chip varistor is provided as one having excellent heat radiation performance. A thickness between a first principal face 3 and an outermost internal electrode layer 11A is smaller than...
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7883643 |
Overvoltage protection materials and process for preparing same
The invention provides a process for preparing an overvoltage protection material comprising: (i) preparing a mixture comprising a polymer binder precursor and a conductive material; and(ii)...
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7868732 |
Microvaristor-based overvoltage protection
The disclosure relates to an overvoltage protection means containing ZnO microvaristor particles for protecting electrical elements and a method to produce the means. Single microvaristor particles...
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7864025 |
Component with countermeasure to static electricity
There is provided a static electricity countermeasure component including a varistor layer having a plurality of inner electrodes of a planer shape, embedded therein a board including alumina...
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7847672 |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Varistor comprising an insulating layer produced from a loading base glass
A varistor includes a ceramic base body having a surface. The varistor also includes an insulating layer on at least a portion of the surface of the ceramic base body. The insulating layer includes...
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7843308 |
Direct application voltage variable material
A first voltage variable material (“VVM”) includes an insulative binder, first conductive particles with a core and a shell held in the insulating binder and second conductive particles without a s...
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7839257 |
Overvoltage protection with status signalling
The present invention teaches an overvoltage protection device that includes at least one non-linear resistance element and a single cut-off device coupled with the at least one non-linear...
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7830239 |
Device to protect against a surge voltage and an electronic apparatus including the same
A device to protect against a surge voltage includes a body having a hexahedron shape and filled with a varistor material, a pair of input signal electrodes attached to a first side surface of the...
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7825491 |
Light-emitting device using voltage switchable dielectric material
A voltage switchable dielectric material (VSD) material as part of a light-emitting component, including LEDs and OLEDs.
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7808364 |
Varistor protection cover and varistor device
A protection cover used for avoiding the influence brought about by the temperature effect of a varistor is proposed. The protection cover is made of ceramic or refractory material, and is used to...
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7791450 |
Ceramic component and method of manufacturing the same
Provided are a ceramic component and a method of manufacturing the ceramic component. The ceramic component includes a previously fired insulation ceramic base, a functional ceramic sheet bonded to...
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7791449 |
Varistor and light-emitting apparatus
A varistor comprises an element body, two external electrodes, and a metal conductor. The element body includes a portion having first and second faces opposing each other. Two external electrodes...
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7754109 |
Varistor element
In a varistor element, Ca exists in the grain interior of grains consisting primarily of ZnO in a varistor element body and Ca also exists in a grain boundary. In this crystal structure Ca replaces...
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7741946 |
Metal oxide varistor with heat protection
A metal oxide varistor with heat protection has a body, an insulated washer, a first lead, a second lead and a thermal fuse. The body has two sides and two contacts respectively on the sides. The...
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7741948 |
Laminated variable resistor
A laminated variable resistor comprises a main body, internal electrodes extending along two side edges of the main body into the main body, terminal electrodes disposed on the two ends of the main...
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7741949 |
Varistor
A varistor includes a ceramic insulating substrate, a varistor section having an outer surface, and first and second external electrodes provided on the outer surface of the varistor section. The...
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7724124 |
Ceramic material used for protection against electrical overstress and low-capacitance multilayer chip varistor using the same
A low-capacitance multilayer chip varistor has capacitance lower than 0.5 pF at 1 MHz and has a characteristic of resisting more than thousands of times of 8 KV electrostatic shock, which comprises...
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7724123 |
Varistor and method of producing varistor
A varistor is provided with a varistor element, and an external electrode disposed on the varistor element. The varistor element contains ZnO as a principal ingredient and contains a rare-earth...
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7705709 |
Varistor and light-emitting apparatus
A varistor comprises a varistor portion, a metal portion, and buffer portion. The varistor portion has a varistor element body exhibiting a nonlinear current-voltage characteristic and two...
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7705708 |
Varistor and method of producing the same
A varistor has a varistor element body, and an external electrode disposed on the varistor element body. The varistor element body contains ZnO as a principal component, and a rare-earth metal. The...
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7651636 |
Nonlinear electrical material for high and medium voltage applications
The invention relates to a nonlinear electrical material with improved microvaristor filler (1′), to devices and electrical apparatuses comprising such nonlinear electrical material and to a p...
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7649435 |
Multilayer chip varistor
A multilayer chip varistor comprises a multilayer body in which a plurality of varistor portions are arranged along a predetermined direction, and a plurality of terminal electrodes. Each varistor...
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7649436 |
Varistor body and varistor
A preferred varistor body has a structure of alternately laminated internal electrode layer and varistor layer made of a varistor material. The varistor layer has a composition containing Zn, Co,...
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7642892 |
Negative voltage coefficient resistor and method of manufacture
In one aspect, a negative voltage coefficient resistor is provided. The negative voltage coefficient resistor includes an insulative layer positioned between a polycrystalline silicon resistive...
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7623020 |
Multilayer ceramic electronic component
A multilayer ceramic electronic component includes a multilayer body, a first internal electrode provided in the multilayer body, and a second internal electrode provided in the multilayer body and...
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7623019 |
Varistor with three parallel ceramic layer
The present invention discloses a varistor which comprises three parallel ceramic layers. Each of the ceramic layers has two electrodes on both sides thereof. Four leads are properly arranged...
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