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)
09/2001
09/04/2001US6285048 Barium strontium titanate integrated circuit capacitors and process for making the same
08/2001
08/30/2001US20010016978 Method of making an electronic device
08/30/2001DE10108662A1 Leiterbahn auf einem Substrat Trace on a substrate
08/29/2001EP1128398A2 Resistance element and method of production of same
08/29/2001EP0951807B1 Improvements in or relating to thermal trip arrangements
08/28/2001US6282074 Polymer fuse and filter apparatus
08/28/2001US6279811 Solder application technique
08/23/2001US20010015688 Surface mount conductive polymer device
08/23/2001US20010015687 Low profile mount for metal oxide varistor package with short circuit protection and method
08/23/2001US20010015686 Low profile mount for plural upper electrode metal oxide varistor package and method
08/23/2001US20010015685 Low profile mount for plural lower electrode metal oxide varistor package and method
08/22/2001EP1126479A1 High Tension Resistor, specifically for Current Limiting Purposes within an Travelling Wave High Frequency Transmitter Tube
08/22/2001EP1126478A1 Ptc device and method for producing the same
08/22/2001EP1125343A1 A connecting device for transmitting electric energy, an arrangement and a method for moving the device
08/21/2001US6278092 Lagging device
08/21/2001US6277510 Porous electrode used for conductive material-filled polymer composite
08/16/2001EP1123549A1 Two-step process for preparing positive temperature coefficient polymer materials
08/15/2001CN2443470Y Line arrester
08/14/2001US6274852 Conductive polymer compositions containing N-N-M-phenylenedimaleimide and devices
08/14/2001US6274403 Process for producing heteropitaxial diamond layers on Si-substrates
08/14/2001US6274224 Passive electrical article, circuit articles thereof, and circuit articles comprising a passive electrical article
08/14/2001US6272736 Method for forming a thin-film resistor
08/14/2001US6272735 Temperature sensor and a method of manufacturing the same
08/09/2001WO2001057889A1 Conductive polymer composition and ptc element
08/08/2001EP1122211A1 PTC composite material
08/08/2001CN1307342A Positive temperature resistor coefficient composite material
08/08/2001CA2334423A1 High voltage resistance, especially for current limitation in travelling-wave hyperfrequency tube transmitter
08/07/2001US6271538 High-frequency detecting elements and high-frequency heater using the same
08/07/2001US6270693 Thermistor composition
08/02/2001WO2001055055A1 Passive high-temperature resistant resistance element for measuring temperature in passenger vehicles and commercial vehicles
08/02/2001DE10003048C1 Passives hochtemperaturbeständiges Widerstandselement zur Temperaturerfassung in Personen- und Nutzkraftwagen Passive high-temperature resistance element for temperature detection in cars and trucks
08/01/2001EP1120799A1 An electrical device comprising a PTC polymer element for overcurrent fault and short-circuit current fault protection
08/01/2001CN1306327A Sheet-shape surging absorber and its mfg. method
07/2001
07/26/2001WO2001054143A1 Resistor and method for fabricating the same
07/25/2001CN2440251Y Silica-gel bottle lightning arrester for electric switch
07/25/2001CN1305197A Wafer-type thermosensitive oxide resistor
07/25/2001CN1305196A Wafer-type thermosensitive oxide resistor
07/25/2001CN1305195A Semiconductor ceramic material and electronic component using said material
07/25/2001CN1305194A Single chip semi-conductor ceramic electron element
07/25/2001CA2331626A1 An electrical device compriseing a ptc polymer element for overcurrent fault and short-circuit current fault protection
07/24/2001US6264363 Temperature sensor and method of manufacturing thereof
07/24/2001US6263723 Multilayered gas sensor
07/24/2001CA2085864C Lightning arrester with enhanced mechanical properties
07/19/2001WO2001052275A1 Electrical device
07/19/2001WO2001003148A3 Low capacity multilayer varistor
07/19/2001US20010008867 Mixing starting compounds of barium, lead, strontium, calcium, and sumarium as additive, firing the composite material in a neutral or reducing atmosphere and then heat-treating the fired material in oxidative atmosphere
07/19/2001US20010008866 Barium titanate semiconductor ceramic
07/19/2001US20010008167 Method for manufacturing a PTC element
07/19/2001DE19940939C1 Überspannungsableiter mit einem Verspannelement Surge arrester with a bracing element
07/18/2001EP1117107A2 Surge Voltage Arrester
07/18/2001EP1116246A1 Overvoltage protection device including wafer of varistor material
07/18/2001CN1304536A Polymer thick-film resistor printed on planar circuit board surface
07/18/2001CN1304142A Discharge device for overvoltage protection
07/18/2001CN1068733C Component for start-up circuit incorporated in motor-driving circuit
07/18/2001CN1068732C Motor start-up circuit
07/18/2001CN1068693C Positive temp. coefficient composition
07/18/2001CN1068570C Voltage-dependent non-linear resistor ceramics
07/17/2001US6261480 Wide-range type thermistor element and method of producing the same
07/17/2001US6260258 Method for manufacturing varistor
07/12/2001WO2001049609A2 Highly reactive barium carbonate
07/12/2001DE10000617A1 Ueberspannungsableiter Surge arresters
07/11/2001EP0832448B1 Method of manufacturing passive elements using conductive polypyrrole formulations
07/11/2001CN1068357C Positive temp coefficient high molecular material composition and preparing process thereof
07/10/2001US6259590 Grounding device for preventing lorentz force in voltage surge protection
07/10/2001US6259350 Resistor, adhesion layer of a metal silicide between a platinum layer and dielectric membrane
07/10/2001US6259349 Electrical component with a constriction in a PTC polymer element
07/10/2001US6256866 Polymer thick-film resistor printed on planar circuit board surface
07/10/2001CA2332384A1 Surge arrester
07/05/2001WO1998038652A9 Thick film chip resistor and its manufacture
07/05/2001US20010006451 Monolithic ceramic electronic component and production process therefor, and ceramic paste and production process therefor
07/05/2001DE19964060A1 Hochreaktives Bariumcarbonat Highly reactive barium carbonate
07/05/2001DE19963391A1 Handwerkzeugmaschine, mit einem elektromotorischen Antrieb Hand machine tool, with an electric motor drive
07/04/2001CN2438213Y Composite insulation zinc oxide arrester for lightning protection of line
07/04/2001CN2438212Y 避雷器 Lightning arrester
07/03/2001US6254244 Luminaire and display using the same
06/2001
06/28/2001WO2001047078A2 Compliant joint between electrical components
06/28/2001WO2001046966A1 Formed surface mount resistor and method for making same
06/28/2001US20010005167 Electronic part and method of making same
06/28/2001DE10060942A1 Monolithic semiconducting ceramic electronic component, uses inner electrode layers as semiconducting ceramic layers alternating with inner electrode layers
06/28/2001DE10058025A1 Halbleiterkeramikmaterial und elektronisches Bauelement, für das es verwendet wird A semiconductor ceramic material and electronic component for which it is used
06/28/2001DE10057084A1 Surface-mounted-type ceramic chip-thermistor, includes pair of inner electrodes lying opposite one another with thermistor ceramic material between them
06/27/2001CN2437021Y Ultrasmall harmonic eliminating resistor
06/26/2001US6253104 Method of preparing pharmaceutical Moxa extract and apparatus for electrical moxibustion using the same extract
06/26/2001US6252493 High current varistor
06/26/2001US6252488 Metal oxide varistors having thermal protection
06/26/2001US6251513 Polymer composites for overvoltage protection
06/26/2001US6251380 Extraction of plants with methanol, dichloromethane, ethyl acetate, mixing and drying then dilution
06/21/2001DE10053768A1 Semiconductor ceramic for thermistor, is barium titanate group semiconductor ceramic subjected to reduction baking reoxidation process and has specific sintered density
06/20/2001EP0616723B1 Process for fabricating layered superlattice materials
06/20/2001CN2435822Y Combined jet fusing switch arrester
06/20/2001CN1300090A Single-piece ceramic electronic element and mfg. method, and ceramic paste and production method
06/19/2001US6249895 Coding apparatus and decoding apparatus for transmission/ storage of information
06/19/2001US6249416 Grounding device for voltage surge protection of telecommunications equipment
06/19/2001US6249412 Junction box with over-current protection
06/14/2001US20010003370 High-frequency detecting elements and high-frequency heater using the same
06/14/2001US20010003362 Composed of two or more unit particles joined through neck portions; fillers dispersed in a resin as a paste of high electroconductivity and low viscosity suitable for multilayer circuit boards for high-density mounting
06/14/2001US20010003361 Comprising barium titanate or a barium samarium titanate having a positive temperature coefficient of resistance and high withstand voltage per unit thickness; thermistors
06/13/2001EP1107265A2 Semiconductor electronic part
06/13/2001DE10056734A1 Non-linear voltage-dependent resistor used in switching circuits contains silicon carbide particles doped with aluminum or boron
06/13/2001CN2434772Y Positive temp coefficient thermal sensitive resistor
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