Patents for H01C 7 - Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material (13,712) |
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01/12/1988 | US4719335 Electrical sheet heater |
01/12/1988 | US4719317 Film-type electrical element and connection wire combination and method of connection |
01/12/1988 | US4719064 Voltage non-linear resistor and its manufacture |
01/07/1988 | EP0251137A2 A resistor and an electron tube incorporating the same |
01/07/1988 | EP0250905A2 Resistive paste, electric heating resistance and preparation process using this paste |
01/06/1988 | CN86108011A Linear thick film negative temperature coefficient thermosensitive resistor |
01/05/1988 | USH415 Multilayer PTCR thermistor |
12/29/1987 | US4716396 High power density, low corona resistor |
12/29/1987 | US4716279 Self-temperature controlling type heating device |
12/29/1987 | US4716276 Electric steam iron having a detachable handle |
12/22/1987 | US4714910 Electrical component having high strength given stressing due to temperature change and due to surge currents, particularly a varistor |
12/22/1987 | US4714800 Stress control/insulating composite article with an outer surface having convolutions and electric power cable terminated therewith |
12/22/1987 | US4714645 Ceramic substrate, metal coating; electrodes |
12/17/1987 | DE3619620A1 Process for preparing ceramic zinc oxide varistor material and use of the material prepared according to this process |
12/16/1987 | EP0249202A1 Resistor compositions |
12/15/1987 | US4713582 Spark plug |
12/15/1987 | CA1230223A1 Conductive polymers exhibiting ptc characteristics |
12/09/1987 | EP0248476A1 Metal film resistors |
12/08/1987 | US4712085 Thermistor element and method of manufacturing the same |
12/08/1987 | US4711803 Manganese, tantalum resinates on tin oxide, frits, hafnium oxide; fired |
12/03/1987 | DE3718197A1 Method for fabricating a thermistor having a negative temperature coefficient |
12/02/1987 | EP0247685A2 Use of compositionally modulated multilayer thin films as resistive material |
12/01/1987 | US4710441 Stable high resistance transparent coating |
11/26/1987 | DE3717248A1 Chip-like thermistor having a negative temperature coefficient |
11/26/1987 | DE3716142A1 Diesel fuel heater and filter |
11/24/1987 | US4709243 Alloy of tantalum, nitrogen and high-melting metal |
11/24/1987 | US4708769 Temperature dependent electric resistor probe and a method of making the same |
11/19/1987 | EP0245900A2 Layered film resistor with high resistance and high stability |
11/18/1987 | CN86103237A Temp. sensing material of polymer |
11/11/1987 | EP0245092A2 Thermo-sensitive resistor |
11/10/1987 | US4706060 Surface mount varistor |
11/10/1987 | US4705713 Film resistor for flow measuring apparatus |
11/10/1987 | US4705697 Electron beam formation of a thermal head using titanium silicide |
11/05/1987 | DE3714117A1 Rauch- und/oder waermeerfassungseinrichtung Smoke and / or waermeerfassungseinrichtung |
11/05/1987 | DE3712771A1 Verfahren zur herstellung eines isolierten elektrischen leiters A process for producing an insulated electrical conductor |
11/04/1987 | EP0243602A1 Electric component having a higher solidity versus temperature variations and current pulses, especially a varistor |
10/28/1987 | EP0243256A1 Compositions for thermistors having a negative temperature coefficient |
10/28/1987 | EP0242902A2 Protection device |
10/27/1987 | CA1228474A1 Resistor compositions |
10/21/1987 | EP0241932A2 Temperature detector |
10/21/1987 | EP0241874A2 Device including a temperature sensor |
10/20/1987 | US4701769 Thermal head and method for fabrication thereof |
10/14/1987 | EP0241150A2 Voltage non-linear resistor and its manufacture |
10/13/1987 | US4700258 Lightning arrester system for underground loop distribution circuit |
10/13/1987 | US4700169 Zinc oxide varistor and method of making it |
10/07/1987 | EP0240447A2 PTC thermal protector |
10/07/1987 | EP0240206A2 Temperature sensitive resistance element |
10/06/1987 | US4698614 PTC thermal protector |
10/06/1987 | US4698265 Base metal resistor |
10/06/1987 | US4698240 Applying fluoropolymer dissolved in noncombustible low boiling orgainc solvent |
10/06/1987 | CA1227671A1 Aluminum alloy having a high electrical resistance and an excellent formability |
09/22/1987 | US4695818 Electrical resistor with a negative temperature coefficient for incremental resistance values and method for manufacturing same |
09/22/1987 | CA1227254A1 Thermal head |
09/17/1987 | DE3707505A1 PTC component |
09/16/1987 | EP0237228A1 Electrical device |
09/15/1987 | US4693953 Method for production of moisture sensitive element |
09/15/1987 | US4693843 Resistance paste |
09/12/1987 | CN85204650U Automatically constant temp. electric soldering iron |
09/09/1987 | EP0236257A1 Metal-encapsulated gas-insulated high-voltage installation with an overvoltage arrester |
09/09/1987 | EP0235454A1 PTC compositions containing carbon black |
09/09/1987 | EP0235439A1 Electrically conductive polymers and their production |
09/09/1987 | EP0235362A2 Apparatus for measuring fluid-flow velocity |
09/09/1987 | EP0235359A2 Apparatus for measuring fluid-flow velocity |
09/09/1987 | EP0235358A2 Apparatus for measuring fluid-flow velocity |
09/09/1987 | EP0235357A2 Apparatus for measuring fluid-flow velocity |
09/08/1987 | US4692735 Nonlinear voltage dependent resistor and method for manufacturing thereof |
09/08/1987 | US4692289 Method of manufacturing voltage-dependent resistor |
09/03/1987 | DE3606388A1 Varistor of chip construction |
09/02/1987 | EP0234487A2 Thin film circuit and method for manufacturing the same |
09/02/1987 | EP0234467A2 Electrodeless heterogeneous polypyrrole composite |
08/27/1987 | WO1987005146A1 Thin film platinum resistance thermometer with high temperature diffusion barrier |
08/25/1987 | US4689595 PTC starter for asynchronous motor |
08/25/1987 | US4689475 Electrical devices containing conductive polymers |
08/19/1987 | EP0233022A2 Electrical surge arrester/diverter |
08/11/1987 | US4686603 Overvoltage arrester |
08/11/1987 | CA1225445A1 Thin film resistor for integrated circuit semiconductor device |
08/05/1987 | EP0231068A2 Conductive polymer composition |
08/05/1987 | EP0230761A2 Resistive circuit arrangement |
08/05/1987 | CN86100666A Lightening arrester with gap voltage sensing and heat dissipating plates |
08/04/1987 | US4685025 Conductive polymer circuit protection devices having improved electrodes |
08/04/1987 | US4684916 Chip resistor |
08/04/1987 | US4684790 Thermosetting acrylonitrile-butadiene rubber and thermoplastic blend containing polyvinyl chloride and rubber |
08/04/1987 | US4684416 Alloy with small change of electric resistance over wide temperature range and method of producing the same |
07/29/1987 | EP0230103A2 Packing arrangement, particularly a surge arrester |
07/22/1987 | EP0229509A2 Stable high resistance transparent coating |
07/22/1987 | EP0229464A1 Frangible housing for an electrical component |
07/21/1987 | US4682143 Thin film chromium-silicon-carbon resistor |
07/21/1987 | US4681717 Process for the chemical preparation of high-field ZnO varistors |
07/15/1987 | EP0228808A2 A temperature sensitive device |
07/14/1987 | US4680236 Electrodeless heterogeneous polypyrrole composite |
07/07/1987 | US4679113 Electrical distribution apparatus having draw-out surge arrester |
07/07/1987 | US4679056 Thermal head with invertible heating resistors |
06/30/1987 | US4677415 Ceramic humidity sensor |
06/30/1987 | US4677413 Precision power resistor with very low temperature coefficient of resistance |
06/23/1987 | US4675644 Ceramic containing zinc oxide, alternate layers of silver and palladium coatings |
06/10/1987 | EP0224903A2 Polymer composition having positive temperature coefficient characteristics |
06/10/1987 | EP0224572A1 Circuit board material and process of making |
06/03/1987 | EP0224074A2 Electrical distribution apparatus having draw-out surge arrester |
06/03/1987 | CN85108454A High temp. and positive temp. coefficient heat-sensitive semiconductor ceramic material |
06/02/1987 | US4670734 Method of making a compact, high-voltage, noninductive, film-type resistor |