Patents
Sitemap › H01 - Basic electric elements › H01C - Resistors › 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
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)
07/1998
07/02/1998DE19756916A1 Thermistor-based monitoring system as watchdog for electrical loads
07/01/1998EP0851549A1 Surge arrester having a housing made from thermoplastic material with an external wafer form surface
07/01/1998EP0850484A1 A polysilicon resistor and a method of manufacturing it
07/01/1998CN1186309A Method for manufacture of chip component and apparatus for manufacture of monobody for the chip component
06/1998
06/30/1998US5773566 Calcium strontium ruthenate
06/25/1998WO1998019351A3 Nanostructured ion conducting solid electrolytes
06/25/1998DE19753642A1 Temperature-dependent measurement resistance with fast reaction time
06/24/1998CN1185638A Oxidate semi-conductor thermosensitive resistance and mfg. method thereof
06/24/1998CN1185635A Method for providing low-resistance electric interface to current-limiting polymer through plasma treatment
06/24/1998CN1185634A Oxidate semi-conductor thermosensitive resistance and mfg. method thereof
06/24/1998CN1185633A Oxidate semiconductor thermosensitive resistance and mfg. method thereof
06/24/1998CN1185632A Oxidate semi-conductor thermosensitive resistance and mfg. method thereof
06/24/1998CN1185631A Oxidate semi-condcutor thermo-sensitive resistance and mfg. method thereof
06/23/1998US5770993 Thermal fuse
06/23/1998US5770216 Conductive polymers containing zinc oxide particles as additives
06/23/1998US5770113 Zinc oxide ceramics and method for producing the same
06/23/1998CA2094498C Positive temperature coefficient thermistor heater device
06/19/1998CA2225212A1 Low resistance electrical interface for current limiting polymers by plasma processing
06/18/1998WO1998026433A1 Overcurrent protective circuit element
06/18/1998WO1998026432A1 Conductive polymer composition
06/18/1998WO1998026260A1 Electric resistance with at least two contact fields on a ceramic substrate and process for manufacturing the same
06/18/1998DE19651166A1 Leitfähige Polymerzusammensetzung Conductive polymer composition
06/17/1998EP0847585A1 Low profile resistor
06/17/1998CN1185230A PTC circuit protective device and method for mfg. same
06/17/1998CN1185229A Electrical device
06/11/1998WO1998025285A2 Electrical fuse
06/10/1998EP0847062A1 Surge arrester
06/10/1998CN1184550A Conductive polymer composition and device
06/10/1998CN1184319A Overvoltage suppressor
06/10/1998CN1184318A Chip material for microvaristor and its preparation
06/09/1998US5764470 Rush current suppression circuit
06/09/1998US5764129 Ceramic resistor, production method thereof, neutral grounding resistor and circuit breaker
06/03/1998EP0845148A2 Surface mount conductive polymer devices and method for manufacturing such devices
06/03/1998CN1183849A Lateral high-resistance additive for zinc oxide varistor, zinc oxide varistor produced using same, and process for producing said varistor
06/02/1998US5760676 Electronic part such as PTC thermistor and casing for the same with a fuse
06/02/1998US5759480 Method of firing and sintering a ceramic electronic component
05/1998
05/28/1998WO1998022411A1 Barium titanate-base semiconducting ceramic composition
05/27/1998EP0844622A1 Ptc device and battery pack using the same
05/27/1998EP0844466A1 Temperature sensor element and temperature sensor including the same
05/27/1998EP0571412B1 High temperature sensor made of metal of the platinum group
05/27/1998CN1182942A Hydrolytic crosslinking method for preparing positive temp. factor thermistor
05/26/1998US5757604 Surge arrester having grooved and ridged terminals
05/26/1998US5757263 Zinc phosphate coating for varistor
05/26/1998US5757076 Chip type electronic component
05/26/1998CA2151130C Overvoltage suppressor with a metal oxide resistor
05/22/1998WO1998021731A1 Multifunctional protective component
05/20/1998EP0842119A1 Nickel-manganese oxide single crystals
05/20/1998EP0777904B1 Surge arrester
05/20/1998CN1182478A Liquid level sensor
05/20/1998CN1038455C PTC thermistor and its making method
05/19/1998US5754093 Thick-film printed substrate including an electrically connecting member and method for fabricating the same
05/19/1998US5753391 Method of forming a resistor having a serpentine pattern through multiple use of an alignment keyed mask
05/19/1998US5753176 Mixing aluminum organometallic compound selected from aluminum alkoxide and alkylaluminum with a powder of zinc oxide in an organic solvent, shaping and sintering
05/14/1998WO1998020567A1 Circuit protection device
05/13/1998EP0841668A1 Electrical resistor and method of manufacturing the same
05/12/1998US5750958 Ceramic glow plug
05/07/1998WO1998019351A2 Nanostructured ion conducting solid electrolytes
05/07/1998WO1998019316A1 Method of securing an electric contact to a ceramic layer as well as a resistance element thus manufactured
05/07/1998WO1998018741A2 Passive electronic components prepared from suspensions of nanoscale ceramic powders
05/07/1998CA2268110A1 Passive electronic components prepared from suspensions of nanoscale ceramic powders
05/06/1998EP0840332A2 Method of manufacturing chip components and apparatus for manufacturing unit elements for chip components
05/06/1998EP0715763B1 Process of manufacturing SiCr thin film resistors having improved temperature coefficient of resistance and sheet resistance
05/06/1998CN1180908A Multi-functional multilayer device and method for making
05/06/1998CN1180907A Sensistor and sensistor device
05/06/1998CN1180906A Chip resistor and method of producing the same
05/05/1998US5748069 Resistive film
05/05/1998US5747147 A partially crystalline conductive polymer mixed with a particulate conductive filler of carbon black; low resistivity; high positive temperature coefficient anomaly; circuit protective devices
05/05/1998CA2107906C Zinc oxide varistor and process for the production thereof
04/1998
04/30/1998DE19647736C1 HV circuit-breaker for HV switchgear
04/28/1998US5745330 Surge absorber
04/22/1998CN1038166C Chip resistor and method for producing same
04/21/1998US5742223 Laminar non-linear device with magnetically aligned particles
04/15/1998EP0836201A2 PTC resistor
04/15/1998EP0836200A2 High temperature PTC device comprising a conductive polymer composition
04/15/1998EP0836199A2 Thermistor chips and methods of making same
04/15/1998EP0836198A2 Thermistor chips and methods of making same
04/15/1998CN1178993A Sheet element
04/14/1998US5739742 Sintered powder comprising a synthetic inorganic powder, nickel oxide, cobalt oxide, manganese oxide and zinc oxide; sintered at low temperature, efficiency
04/09/1998DE19634496C1 Surface-mounted multi-layer electro-ceramic component e.g. varistor or capacitor
04/08/1998EP0834887A2 Chip component
04/08/1998EP0834180A2 Method and apparatus for a surface-mountable device for protection against electrostatic damage to electronic components
04/08/1998EP0834179A1 Electrical device with ptc-behavior
04/08/1998CA2216175A1 High temperature ptc device comprising a conductive polymer composition
04/07/1998US5735606 Platinum temperature sensor
04/02/1998WO1998013846A1 System for protecting electrical devices against overheating
04/02/1998DE19639942A1 Einrichtung zum Schutz von elektrischen Einrichtungen gegen Überhitzen Means for protection of electrical equipment against overheating
04/02/1998DE19638631A1 Kontaktgruppe für Halbleiter-Widerstände, wie Kaltleiter Contact Group on semiconductor resistors as PTC
04/02/1998DE19634497C1 Insulating layer production on electronic ceramic body
04/01/1998EP0833350A2 Parallel connected PTC elements
04/01/1998EP0833349A2 Clip for PTC devices
04/01/1998EP0832448A1 Method of manufacturing passive elements using conductive polypyrrole formulations
04/01/1998CN1178030A Electric parts and method for manufacturing the same
03/1998
03/31/1998US5734314 Low resistance paints for surge applications using nickel-chromium alloy blended with additional alloys
03/31/1998US5734313 Chip-type composite electronic component
03/31/1998US5733833 High rush breakdown voltage, barium titanate
03/31/1998US5733669 Oxycarbides,-borides, and -nitrides; microelectronics
03/26/1998WO1998012716A1 Ptc thermistor device
03/26/1998WO1998012715A1 Ptc thermistor
03/26/1998WO1998012714A1 Wide-range thermistor material and process for preparing the same
03/26/1998WO1998012713A1 Contact assembly for semiconductor resistors such as posistors
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