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| Number | Title | Issue Date |
| 7378936 | Circuit element with laser trimmed component A circuit element has a substrate layer with first and second faces. A conductive first layer overlays the first surface, and a conductive second layer overlays the second surface. The first layer defines a pattern with a trimmable portion. The second layer defines ... | 05/27/2008 |
| 7292133 | Resistance circuit, and voltage detection and constant voltage generating circuits incorporating such resistance circuit A resistance circuit included in a semiconductor apparatus, which is formed of a plurality of thin film metal resistors connected in series, capable of achieving a precise resistance adjustment over a wide range by disconnecting or changing the resistors by laser be... | 11/06/2007 |
| 7277289 | Resistor for controlling a fan motor rotating speed for use in an air conditioner Provided is a resistor for controlling a fan motor rotating speed for use in an air conditioner. The resistor comprises a base body, a radiator attached to a top portion of the base body, a printed resistor circuit board covered with insulating sheets and received w... | 10/02/2007 |
| 7274100 | Battery protection circuit with integrated passive components An integrated circuit which includes a circuit board having passive elements embedded in its body. ... | 09/25/2007 |
| 7173512 | Thermistor having improved lead structure and secondary battery having the thermistor A thermistor of which resistance is changed depending on temperature and a secondary battery to which the thermistor is attached are disclosed. The thermistor is attached to an object via a lead which is made of different kinds of materials. The lead is configured s... | 02/06/2007 |
| 7152593 | Ignition terminal An ignition terminal assembly including a serpentine conduction element having an end and a formed terminal connected to said end. ... | 12/26/2006 |
| 7154370 | High precision power resistors 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 having a shape and a composition; a resistive foil having a low TCR of ab... | 12/26/2006 |
| 7083850 | Electrically conductive thermal interface A porous, flexible, resilient heat transfer material which comprises network of metal flakes. Such heat transfer materials are preferably produced by first forming a conductive paste comprising a volatile organic solvent and conductive metal flakes. The conductive p... | 08/01/2006 |
| 7079972 | Apparatus and method for temperature control of integrated circuits One embodiment disclosed relates to an apparatus for temperature control of an integrated circuit on a circuit board. The apparatus includes a first resistor on the circuit board, a second resistor on the circuit board, and a heat conductive material. The heat condu... | 07/18/2006 |
| 7071810 | Over-current protection apparatus An over-current protection apparatus comprises a plurality of over-current protection devices and a bonding sheet. Each over-current protection device comprises at least one current-sensitive element, two outer electrode layers and at least one insulating layer disp... | 07/04/2006 |
| 7042330 | Low resistance value resistor The low resistance value resistor 11 has two electrodes 12,13 of metal strips having a high electrical conductivity. The metal strips are affixed on the resistor body by means of rolling and/or thermal diffusion bonding. A fused solder layer is formed ... | 05/09/2006 |
| 6960980 | Power converter with shunt resistor A power converter includes a shunt resistor constituted by a shunt resistance and a plurality of main electrodes made of a sheet-like resistive material. In the shunt resistor, plates lower in volume electric resistivity than the resistive material, higher in therma... | 11/01/2005 |
| 6951666 | Precursor compositions for the deposition of electrically conductive features A precursor composition for the deposition and formation of an electrical feature such as a conductive feature. The precursor composition advantageously has a viscosity of at least about 1000 centipoise and can be deposited by screen printing. The precursor composit... | 10/04/2005 |
| 6938331 | Method for fabricating a filament affixed trace within an electronic device A method for fabricating a filament-affixed trace within an electronic device, such as a circuit board or microelectronic device. Conductive traces are affixed to the surface of a composite substrate containing filaments in a matrix bonded to an underlying solid mat... | 09/06/2005 |
| 6935554 | Metal/ceramic bonding article and method for producing same There is provided a method for producing a metal/ceramic bonding article, the method including the steps of: arranging a metal plate 12 of an overall-rate solid solution type alloy on a ceramic substrate 10; and heating the metal plate 12 and th... | 08/30/2005 |
| 6930383 | Electronic component including a housing and a substrate The invention relates to an electronic component including a housing and a first substrate having at least one integrated circuit, a multiplicity of contact surfaces arranged in an arbitrary distribution on the surface of the first substrate. A second substrate form... | 08/16/2005 |
| 6876291 | Electrical resistor for measuring preferably high-frequency alternating currents The present invention relates to an electrical resistor (1), in particular for measuring alternating currents of high frequency, comprising connectors (2, 3) for feeding the current to be measured and connectors (4, 5) for tapping the voltage to... | 04/05/2005 |
| 6794985 | Low resistance value resistor The low resistance value resistor 11 has two electrodes 12, 13 of metal strips having a high electrical conductivity. The metal strips are affixed on the resistor body by means of rolling and/or thermal diffusion bonding. A fused solder layer is formed... | 09/21/2004 |
| 6677850 | Layered current sensor An electrical current sensor and utility electricity meter, the current sensor comprising a π resistor shunt configuration, wherein the resistors comprise layered conductors at substantially equal temperatures to provide a zero temperature coefficient se... | 01/13/2004 |
| 6556123 | Polymer chip PTC thermistor A chip PTC thermistor is provided which is capable of increasing the rate of increase in resistance when an overcurrent is applied, thereby increasing the breakdown voltage. The PTC thermistor comprises: a first main electrode and a first sub-electrode di... | 04/29/2003 |
| 6507271 | Resistor excellent in micro-linearity characteristic and variable resistor using the same A resistor is provided that is made by laminating at least two resistive layers, where these resistors have conductive particles held in a binder resin. The resistors are laminated such that a top resistor covers a bottom resistor, and a surface of the to... | 01/14/2003 |
| 6414585 | Integrated passive components and package with posts A method and apparatus for an electronic component package of a passive component using wafer level processing is provided. Posts are formed on the active side of the substrate of an electronic component. A conductive layer leads the contact areas of the ... | 07/02/2002 |
| 6396387 | Resistors for electronic packaging In thin layer resistors comprising a patch of a layer of resistive material on an insulating substrate and means at spaced apart locations on the patch, the resistive material is formed of 95 to 99.5 wt % of a zero valence metal and between 5 and 0.5 wt %... | 05/28/2002 |
| 6317023 | Method to embed passive components The invention is directed to a method of embedding thick film passive components on an organic substrate wherein a flexible metallic substrate has a conductive paste underprint applied thereon. The method comprises the following steps: applying a conducto... | 11/13/2001 |
| 6242997 | Conductive polymer device and method of manufacturing same An electronic device has three conductive polymer layers sandwiched between two external electrodes and two internal electrodes. The electrodes are staggered to create a first set of electrodes, in contact with a first terminal, alternating with a second ... | 06/05/2001 |
| 6215388 | Parallel connected PTC elements A plurality of PTC material layers and a plurality of metal plates are sandwiched together with one adjacent pair of metal plates connected in series through one layer of PTC material. The remaining PTC material layers are connected in parallel with the o... | 04/10/2001 |
| 6194990 | Printed circuit board with a multilayer integral thin-film metal resistor and method therefor A thin-film metal resistor (44) suitable for a multilayer printed circuit board (12), and a method for its fabrication. The resistor (44) generally has a multilayer construction, with the individual layers (34, 38) of the resistor (44) being self-aligned ... | 02/27/2001 |
| 6148018 | Heat flow sensing system for an induction furnace An induction melting furnace includes a detection system for sensing metal penetration into a wall of the furnace depending upon detecting heat flow from the hearth to the furnace. The furnace includes a crucible including a refractory lining for holding ... | 11/14/2000 |
| 6144287 | Chip resistor and method for manufacturing the same A chip resistor is provided which includes: an insulating substrate (1); a pair of main electrodes (2, 3) formed on a surface of the insulating substrate (1) and spaced from each other; a resistor film (4) formed on the surface of the insulating substrate... | 11/07/2000 |
| 6124769 | Electronic device, and its fabrication method The invention provides an electronic device comprising a first metal layer containing a first metal converted into an oxide upon firing in an oxidizing atmosphere and a second metal layer formed by firing of a second metal particle containing a metal that... | 09/26/2000 |
| 6073340 | Method of producing lamination type ceramic heater Several heater patterns are printed on a ceramic green sheet for substrates, and the ceramic green sheet is laminated with a ceramic green sheet for cover plates, thereby forming a lamination body. Then, the lamination body is cut so that it is divided in... | 06/13/2000 |
| 6018288 | Flat resistors for automotive blower motor speed control or other service The flat resistor comprises a stack of flat components including a first metal plate having assembly tabs bent, a first outer electrical insulator having alignment slots for receiving the tabs, a first sheet metal resistance element having slots for recei... | 01/25/2000 |
| 5997998 | Resistance element Concerning a resistance element comprising a laminated and sintered article of an insulating material substrate layer and a conductor layer formed on or embedded in the insulating material substrate layer, a material which is constituted of tungsten and c... | 12/07/1999 |
| 5955938 | RuO2 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., the resistor being coated with a glass ... | 09/21/1999 |
| 5907273 | Linear positioning indicator Use is made of thermoplastic materials in layered configurations as a thermally stable, rigid but not brittle strip of lengths of six inches to ten feet or more. The layered strip contains layers of conductive fibers in a resin matrix, which, through use ... | 05/25/1999 |
| 5898360 | Heater for heating an automobile sensor A ceramic heater for a gas sensor has a heater substrate, a laminating substrate made of the same material as the heater substrate, and an electrode made of platinum and at least one lanthanide oxide disposed between the heater substrate and the laminatin... | 04/27/1999 |
| 5889462 | Multilayer thick film surge resistor network A surge r or network comprises a substrate layer having a first thick film resistive element, a dielectric layer covering the first thick film resistive element and a second thick film resistive element applied to the dielectric layer. The dielectric laye... | 03/30/1999 |
| 5889459 | Metal oxide film resistor According to the present invention, there is provided a metal oxide film resistor which has an insulating substrate, a metal oxide resistive film having at least a metal oxide film having a positive temperature coefficient of resistance and/or a metal oxi... | 03/30/1999 |
| 5841340 | Solderless RF power film resistors and terminations Solderless RF power film resistor and termination assemblies which include a flat film resistor or termination pressed by a nonmetallic clamping plate into thermal contact with a base plate functioning as a heat sink. A substrate such as a BeO ceramic sub... | 11/24/1998 |
| 5822675 | Heating elements and a process for their manufacture Disclosed is a heating element having improved performance, particularly at high power densities and high temperatures. The heating element comprises a substrate having a first layer comprising a silicon based electrically insulating material on its surfa... | 10/13/1998 |
