Patents
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)
01/2000
01/12/2000EP0970487A1 Resettable automotive circuit protection device
01/12/2000CN1241284A Electronic device and method of producing same
01/12/2000CN1241007A Nickel barrier end termination and method for forming same
01/11/2000US6014306 Electrical device with wedge insert gas seal for probe
01/11/2000US6014073 Multilayer; metallic support, dielectric aluminum oxide film, temperaturesensitive oxide
01/11/2000US6013358 Transient voltage protection device with ceramic substrate
01/05/2000EP0969482A2 Circuit protection device
01/05/2000EP0969481A1 Phosphate coating for varistor and method
01/05/2000EP0968503A1 Current limiting device and method of manufacturing therefor
01/05/2000CN1048109C Temp-sensing polymer body and temp.-sensing element made therefrom
01/04/2000US6011459 Voltage-dependent non-linear resistor member, method for producing the same and arrester
01/04/2000US6010393 Method of producing electronic devices with uniform resistance values
12/1999
12/29/1999WO1999067863A1 Apparatus for providing independent over-current protection to a plurality of electrical devices and transient-voltage suppression system employing the apparatus
12/29/1999WO1999067796A1 Feed-through filter assembly
12/29/1999EP0967622A2 A conductive ceramic-metal composite body exhibiting positive temperature coefficient behaviour
12/29/1999EP0966759A2 Thin-film component comprising a substrate with an elastic coating
12/29/1999CN1240050A Electrical fuse
12/29/1999CN1239810A Non-linear resistive arc extinguishing sheet
12/29/1999CN1239805A Metal oxide lighning arrester with ceramic casing and no gap
12/29/1999CN1047881C Method for producing low-resistance grounding modular material
12/29/1999CA2301656A1 Apparatus for providing independent over-current protection to a plurality of electrical devices and transient-voltage suppression system employing the apparatus
12/28/1999US6008977 Electrical surge arrester
12/28/1999US6008975 Self-compressive surge arrester module and method of making same
12/28/1999US6008717 NTC thermistor elements
12/23/1999DE19827575A1 Ceramic passive electronic component useful as an actuator, a sensor, a nonlinear resistor or a multilayer capacitor
12/22/1999EP0965138A1 Self-adjusting cables and method for making same
12/21/1999US6005474 Chip network resistor and method for manufacturing same
12/21/1999US6004485 Method for making a temperature sensor
12/21/1999US6004471 Platinum resistance thermometers, masking, patterns, etching groves and forming dielectrics
12/16/1999WO1999056291A3 Surge protector
12/16/1999DE19918472A1 Elektrischer Widerstand mit wenigstens zwei Anschlußkontaktfeldern auf einem Keramik-Substrat sowie Verfahren zu dessen Herstellung Electrical resistance with at least two connecting contact pads on a ceramic substrate and method for its production
12/16/1999DE19824606A1 Over-voltage limiter for transformer
12/15/1999EP0964415A1 Electronic device and method of producing the same
12/15/1999EP0963963A1 Barium titanate-base semiconducting ceramic composition
12/15/1999EP0963590A1 Improvements relating to electrical surge arresters
12/15/1999CN2354219Y Synthetic insulated zinc oxide lightning arrester
12/15/1999CN1047457C Medium-and-low temp. sintered combined characteristic thermosensitive resistor material and preparing method thereof
12/09/1999WO1999063647A1 Electric motor, in particular for motor vehicle equipment
12/09/1999DE19921109A1 Elektronikbauteil Electronic component
12/08/1999CN2353021Y Arrester protective device for electric appliance
12/08/1999CN1237949A Barium titanate-base semiconducting ceramic composition
12/08/1999CA2271278A1 Circuit protection device
12/07/1999US5999398 Feed-through filter assembly having varistor and capacitor structure
12/07/1999US5999085 Surface mounted four terminal resistor
12/07/1999CA2063869C Electrical actuator with means for preventing dither at a limit switch
12/02/1999WO1999062077A1 Resistors with low temperature coefficient of resistance and methods of making
12/02/1999WO1999061874A1 Temperature sensor and electronic apparatus containing the same
12/02/1999WO1999045551A3 Multilayer conductive polymer device and method of manufacturing same
12/02/1999DE19827225C1 Resistive current limiter
12/01/1999EP0961300A2 Sintered body having non-linear resistance characteristic
12/01/1999EP0961299A1 Method of producing semiconductor ceramic having positive temperature coefficient
12/01/1999EP0764333B1 Electrical devices containing conductive polymers
12/01/1999CN1237265A Method of producing semiconductor ceramic having positive temp coefficient
12/01/1999CN1237149A Barium titanate-base semiconductor ceramic
12/01/1999CN1236958A Nonlinear resistance
12/01/1999CN1236957A NTC thermistors
12/01/1999CN1236760A Barium titanate powder, semiconducting ceramic, and semiconducting ceramic electronic element
12/01/1999CN1236759A Semiconducting ceramic and semiconducting ceramic electronic element
12/01/1999CN1047034C Lightning conducting device
11/1999
11/30/1999US5995359 Electronic component and method of manufacturing same
11/30/1999US5995127 Thermal print head and manufacturing method thereof
11/30/1999US5994996 Thin-film resistor and resistance material for a thin-film resistor
11/30/1999US5994995 Laminated chip varistor and production method thereof
11/30/1999US5993698 Electrical device containing positive temperature coefficient resistor composition and method of manufacturing the device
11/30/1999CA2149200C Surge arrester
11/25/1999DE19922928A1 High temperature thermistor-type temperature sensor useful for determining diesel and petrol engine catalyst and exhaust system temperatures
11/25/1999DE19821239A1 Laminar material for conducting excess voltage impulses
11/24/1999EP0958584A1 Enhanced varistor-based lighting arresters
11/24/1999EP0958583A1 Surge arrester
11/24/1999EP0958582A1 Electric wire with thin insulation based on polybutyleneterephthalate
11/24/1999EP0490989B1 Conductive polymer device
11/23/1999US5991141 Surge arrester arranged to provide failure indication
11/23/1999US5990781 Chip type resistor and manufacturing method thereof
11/23/1999US5990778 Current-limiting resistor having PTC behavior
11/18/1999DE19822056A1 Temperature protective circuit for protecting electric motor from overheating
11/17/1999EP0956565A1 Polymer composition
11/17/1999EP0533760B1 Method of manufacturing an electrical device
11/17/1999CN1046589C Metal oxide lightning arrester
11/17/1999CN1046588C Manufacture of voltage non-linear resistor and resistor thereby
11/16/1999US5985976 Method of making a conductive polymer composition
11/16/1999US5985183 Piezoresistance paste and mechanical sensor using the same
11/16/1999US5985182 Semicrystalline polymer component that includes nylon-11, carbon-based particulate conductive filler,
11/11/1999DE19820134A1 Varistor auf der Basis eines Metalloxids und Verfahren zur Herstellung eines solchen Varistors Varistor based on metal oxide and a method for producing such a varistor
11/10/1999EP0955644A2 Method of manufacturing a metal oxide varistor and varistor made according to this method
11/10/1999EP0955643A1 Ptc thermistor and method for manufacturing the same
11/10/1999EP0955642A2 Formation of thin films resistors
11/10/1999EP0954893A1 Self-compressive surge arrester module and method of making same
11/10/1999CN1234588A Formation of thin-film resistance
11/10/1999CN1234587A Explosion-proof lighting-prtection insulator of electric overhead ground wire
11/09/1999US5982597 Shorting fusable metal oxide varistor
11/09/1999US5982271 Organic positive temperature coefficient thermistor
11/09/1999US5980788 Lateral high-resistance additive for zinc oxide varistor, zinc oxide varistor produced using the same, and process for producing the varistor
11/09/1999US5980787 Protective element for an electro-chemical accumulator and process for its fabrication
11/04/1999WO1999056291A2 Surge protector
11/04/1999WO1999056290A1 Non-linear resistance with varistor behaviour and method for the production thereof
11/04/1999DE19818375A1 Positive temperature coefficient of resistance resistor
11/03/1999EP0953992A1 Surface mount conductive polymer devices and methods for manufacturing such devices
11/03/1999EP0953201A1 Thermistor system
11/03/1999CN2347326Y Positive temp coefficient thermal sensitive resistance electrical heater
11/03/1999CN1233870A Surge absorber without chips