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7609141 |
Flexible circuit having overvoltage protection
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...
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7528350 |
Process for producing PTC element/metal lead element connecting structure and PTC element for use in the process
The present invention provides a novel method for electrical connection between a polymer PTC device and a metal lead element to thereby prevent the problems of the connection by caulking or...
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7518090 |
Tailored heat transfer layered heater system
Methods of assembling a high heat transfer and tailored heat transfer layered heater systems are provided. One method includes a step of pressing one of a target part and a layered heater into the...
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7343671 |
Process for manufacturing a composite polymeric circuit protection device
A process for manufacturing a composite polymeric circuit protection device in which a polymeric assembly is provided and is then subdivided into individual devices. The assembly is made by...
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7326889 |
PTC element and production process thereof
A method of manufacturing a PTC element comprising a pair of lead terminals bonded together by thermocompression with a matrix held therebetween comprises a matrix preparing step of preparing a...
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7278201 |
Method of manufacturing a resistor
A high precision power resistor having the improved property of reduced resistance change due to power is disclosed. The resistor includes a substrate having first and second flat surfaces and...
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7221254 |
Chip resistor having low resistance and method of making the same
A resistor, including a resistive element made of a metal plate, has a low resistance resulting from connection terminal electrodes formed on both ends of the lower surface of the resistive...
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7215236 |
Electric component, method for the production thereof and use of the same
An electrical component having a base body includes a layer stack of mutually overlapping, electrically conductive electrode layers that are separated from one another by electrically conductive...
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7200920 |
Method for the implementation of electronic components in via-holes of a multi-layer multi-chip module
The substrate ( 2 ) containing the via-hole ( 3 ) is inserted into an electrophoretic cell ( 1 ) and an electrode ( 6 ) (the “first electrode”) is placed on top of a first orifice of the...
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7193500 |
Thin film resistors of different materials
An integrated circuit includes a bilayer thin film resistor in which the lower layer is a seed layer that controls the crystal structure of the upper layer. The thickness of the lower layer and the...
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7183891 |
Direct application voltage variable material, devices employing same and methods of manufacturing such devices
A voltage variable material (“VVM”) including an insulative binder that is formulated to intrinsically adhere to conductive and non-conductive surfaces is provided. The binder and thus the VVM...
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7176421 |
Straight ribbon heater
A heater for heating a rigid fluid line or hose for freeze protection. The heater has a base made of an outer base layer, a middle base layer attached to the outer base layer; and an inner base...
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7161463 |
Organic NTC composition, organic NTC device and production method of the same
The organic NTC composition according to the present invention is a mixture of a conjugated organic semiconductor polymer and a thermoplastic resin or thermosetting resin. For example, the mixed...
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7138900 |
Resetable over-current protection device and method of making the same
The present invention relates to a resetable over-current protection device. The device is characterized in that: disconnected areas are maintained at end faces of formed cutting regions of the...
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7119655 |
PTC circuit protector having parallel areas of effective resistance
A PTC circuit protection device to protect electronic devices against excessive temperatures and electrical currents. The device comprises a polymeric resistor element, a first electrode, and a...
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7098768 |
Chip resistor and method for making the same
A chip resistor includes: an insulating chip substrate 11 having an upper surface formed with a resistive film 12 and a pair of left and right upper electrodes 13 at two ends thereof; a cover...
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7057490 |
Resistor and production method therefor
A resistor having reliability in electrical connection between an upper surface electrode and a side face electrode, and in bonding strength between a first thin film and a second thin film is...
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7012501 |
Electrical multi-layer component
An electrical component includes a base body that contains dielectric layers. The dielectric layers are superimposed and contain ceramic. The component also includes outer contacts on an exterior...
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6917151 |
Resistor for electron gun assembly, electron gun assembly, and cathode-ray tube
A resistor for an electron gun assembly is configured to apply a voltage, which is divided with a predetermined resistance division ratio, to an electrode provided in the electron gun assembly. The...
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6873244 |
Surface mountable laminated thermistor device
The present invention discloses a surface mountable laminated thermistor device which utilizes current-used double sided metal foil clad substrate as a base material and a PTC conductive composite...
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6791066 |
Eliminating hot spots at end portions of bus bars of a heatable transparency having an electrically conductive member
A transparency, e.g. a laminated windshield has a pair of spaced bus bars on an electric conductive member e.g. an electric conductive coating on a glass sheet. The perimeter of the coating is...
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6781056 |
Heater for temperature control integrated in circuit board and method of manufacture
Circuit boards ( 1100, 1500, 1600, 1700 ) and methods for fabricating circuit boards that include heaters for maintaining temperature sensitive components at an operating temperature are provided....
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6759940 |
Temperature compensating device with integral sheet thermistors
In accordance with the invention, a temperature compensating device comprises one or more integrated sheet thermistors. Because the sheet thermistors are relatively thick and integral with the...
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6728479 |
Panel-type heating element and method for the manufacture thereof
The object of this invention is to provide a panel-type heating element having an excellent durability and high effectiveness in power saving. To attain this object, the present invention provides...
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6727798 |
Flip chip resistor and its manufacturing method
The present invention provides for a flip chip resistor having a substrate having opposite ends, a pair of electrodes formed from a first electrode layer disposed on the opposite ends of the...
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6724295 |
Chip resistor with upper electrode having nonuniform thickness and method of making the resistor
A method of making a chip resistor is provided. According to this method, an aggregate board is first prepared which includes a first region and a second region which are spaced from each other via...
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6606023 |
Electrical devices
A composite circuit protection device includes a laminar insulating member and first and second laminar circuit protection devices. Each of the first and second laminar circuit protection devices...
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6590491 |
Structure for composite materials of positive temperature coefficient thermistor devices and method of making the same
The present invention discloses a structure for composite materials of a positive temperature coefficient thermistor and a method of making the same. A carbon black is electroplated onto a surface...
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6543102 |
Sensor component
A sensor component comprises a ceramic support ( 12 ) with a metal film ( 14 ) applied thereto. At least one connecting wire ( 16 ) is electrically connected to the metal film ( 14 ) in a contact...
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6510605 |
Method for making formed surface mount resistor
A surface mount resistor is formed from an elongated resistive body having first and second terminal ends and a raised center portion formed therebetween. The raised center portion includes slots...
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6505914 |
Microactuator based on diamond
The invention relates to a microactuator arranged on a thermally insulating layer ( 2 ) and having a resistance layer ( 4 ) made from doped diamond, which is provided with an electrical supply and...
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6441717 |
PTC thermister chip
A chip polymer PTC thermistor for surface mount assembly having a superior long-term connection reliability between side electrode and main and sub electrodes. The thermister comprises; a...
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6411191 |
Current-limiting device employing a non-uniform pressure distribution between one or more electrodes and a current-limiting material
A current-limiting device includes a current-limiting material, such as a molded thermoset material, and first and second electrodes structured for carrying current through the current-limiting...
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6400251 |
Chip thermistor
A chip thermistor includes a layered structure having a thermistor element and a substrate stacked one above the other with an electrically insulating layer in between. The thermistor element has a...
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6356184 |
Resistor chip
A resistor chip has a pair of mutually separated upper-surface electrodes on the upper surface of an electrically insulating substrate in a form of a chip, an resistor film having end portions...
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6356021 |
Built-in resistor for cathode-ray tube
A built-in resistor for cathode-ray tube which comprises an insulating substrate, a resistance layer formed on one main surface of the insulating substrate, a plurality of terminal electrodes...
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6346871 |
Laminate type varistor
A laminate type varistor has at least one pair of first and second inner electrodes and a varistor layer. The at least one pair of first and second electrodes and the varistor layer are laminated....
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6331811 |
Thin-film resistor, wiring substrate, and method for manufacturing the same
A thin-film resistor that enables a pattern to be simply formed by means of wet etching, that has an excellent resistance temperature characteristic, and that can be easily manufactured, and a...
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6329065 |
Wire board and method of producing the same
A wiring board having an insulating substrate of aluminum oxide ceramics and a surface wiring layer formed on the surface of said insulating substrate, wherein the aluminum oxide ceramics...
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6311390 |
Method of producing thermistor chips
Thermistor chips are produced by first obtaining elongated strips made of a sintered ceramic plate having a specified resistance-temperature characteristic and having thereon a plurality of...
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6180921 |
Windshield heating device
A heating device for heating a windshield of a vehicle includes a first layer adapted to be mounted to a fourth surface of a windshield. The heating device also includes at least one resistance...
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6147587 |
Laminated-type varistor
A laminated-type varistor includes a laminated structure and a pair of external electrodes disposed on a surface of the laminated structure. The laminated structure includes effective sintered body...
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6140906 |
Resistive temperature sensor and manufacturing method therefor
A resistive temperature sensor is constituted by an insulating body mainly composed of alumina; and a temperature sensing resistor mainly composed of a conductive material containing a metal...
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6114674 |
Multilayer circuit board with electrically resistive heating element
A multilayer circuit board and an associated heating apparatus is provided for heating electrical components. The multilayer circuit board includes a trace layer having at least one electrical...
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6040755 |
Chip thermistors and methods of making same
A chip thermistor is produced by providing a planar rectangular thermistor block with a pair of electrodes formed on its surfaces, each of the electrode being formed so as to be in part on a...
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6034411 |
Inverted thin film resistor
An integrated circuit inverted thin film resistor structure and method of manufacture having interconnect defining resistor contacts and leads resident within and coplanar with a supporting layer,...
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5973588 |
Multilayer varistor with pin receiving apertures
A composition material for use in manufacturing a varistor consists of the following constituents: a) zinc oxide, b) ceramic structure influencing additives selected from the group consisting...
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5955938 |
RuO.sub.2 resistor paste, substrate and overcoat system
A ceramic circuit substrate having a resistor deposited on a surface thereof, said ceramic substrate having a coefficient of thermal expansion ranging from 5.0×10 -6 /° C. to 7.0×10 -6 /° C.,...
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5914559 |
Resistance element and cathode ray tube
A resistance element which is formed on a substrate by resistors and which divides and supplies high voltage to an electron gun of a cathode ray tube, wherein part or all of the substrate is...
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5904874 |
Resistance heating device for flat objects such as mirrors
A mirror heater which is suitable for bathrooms and humid spaces includes electrically insulating layers which are partially provided by double-sided adhesive tapes. The double-sided adhesive tapes...
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