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)
09/1993
09/15/1993EP0560588A2 Power circuit breaker and power resistor
09/15/1993EP0278585B1 Packaged solid state surge protector
09/14/1993US5245309 Thermistor element
09/14/1993US5245145 For a circuit interrupter
09/14/1993US5244601 Resistor composition and its use
09/08/1993EP0559230A2 Electroconductive article, method of producing same, and motor produced from the article
09/08/1993CN1076052A Heat treating method for zinc oxide resistance sheet
09/07/1993US5243320 Resistive metal layers and method for making same
09/07/1993US5242511 Copper alloy compositions
09/07/1993US5242225 Which utilizes the temperature coefficient of resistance provided by a resistor
09/07/1993US5241741 Method of making a positive temperature coefficient device
09/02/1993WO1993017444A1 Surge arrester arrangement
09/01/1993CN2141588Y Special lightning arrester for domestic electric appliances and electronic equipment
09/01/1993CN1075816A Thick film resistor compositions
08/1993
08/31/1993US5241445 Electronic part having safeguard function
08/31/1993US5239745 Method for the manufacture of finished self-stabilizing resistors
08/31/1993CA1321699C Heat recoverable article
08/31/1993CA1321698C Heat recoverable article
08/31/1993CA1321697C Heat recoverable article
08/26/1993WO1993017438A1 Zinc oxide varistor and production thereof
08/26/1993DE4305216A1 NTC thermistor made as electronic component - has electrodes on each side so current flows to thermistor and component is encased in resin
08/25/1993EP0556290A1 Enclosing a substrate with a heat-recoverable article.
08/25/1993CN1075573A Posistor device
08/17/1993US5237483 Protector system for low voltage power feed
08/17/1993US5237482 High voltage surge arrester with failed surge arrester signaling device
08/11/1993EP0554459A1 Heating apparatus using ptc thermistor
08/10/1993US5235313 Chromium, silicon, chromium silicide, silicon oxide and chromium oxide
08/10/1993US5235310 Interleaved layers of ceramics containing zinc oxide and electrodes
08/10/1993US5234641 Method of making varistor or capacitor
08/03/1993US5233326 Positive temperature coefficient thermistor device
07/1993
07/28/1993CN2139296Y Arrester for telecommunication transmission line
07/27/1993US5231372 Method of manufacturing high-voltage and/or high-power thick-film screen-printed cylindrical resistors having small sizes, low voltage coefficients, and low inductance, and resistor thus manufactured
07/27/1993US5231370 Doped gel microspheres
07/27/1993US5231259 Radiation manufacturing apparatus
07/13/1993US5227231 Electrical resistive material
07/08/1993WO1993013561A1 Method of fabricating integrated infrared sensitive bolometers
07/08/1993CA2125875A1 Method of fabricating integrated infrared sensitive bolometers
07/06/1993US5225111 Voltage non-linear resistor and method of producing the same
07/06/1993CA1319836C Directional thermal anemometer transducer
06/1993
06/30/1993EP0549432A1 Surge arrester with better mecanical properties
06/30/1993EP0549060A2 Thermoplastic-composition resistor and method of manufacture
06/30/1993EP0548865A2 Thick film resistor composition
06/30/1993EP0548606A2 Resistance with PTC-behaviour
06/30/1993EP0548162A1 Flame retardant conductive polymer composition device
06/30/1993EP0526551A4 Semiconductor film bolometer thermal infrared detector
06/29/1993US5224012 Solid state station protectors
06/24/1993WO1993012542A1 Layered superlattice material applications
06/24/1993WO1993012538A1 Process for fabricating layered superlattice materials
06/24/1993DE4142716A1 Thermal cut=out switch - has bimetallic disc that responds to electrical heating provided by resistive contact carrying element.
06/23/1993CN1073547A Resistiue metal layers and method for making same
06/22/1993US5221644 Thick film sense resistor composition and method of using the same
06/22/1993CA1319241C Conductive polymer composition
06/17/1993DE4241892A1 Thermo-sensitive flowmeter - has bridge circuit with one series circuit contg. thermally sensitive resistor immersed in measurement liquid, and second series circuit forming bridge circuit
06/15/1993US5220480 Low voltage, high energy surge arrester for secondary applications
06/15/1993US5219811 Powder composition for sintering into modified barium titanate semiconductive ceramic
06/09/1993EP0545038A1 Surge arrester
06/09/1993CN1073034A electric surge discharger
06/09/1993CN1073033A Thick film ntc thermistor compositions
06/08/1993US5218508 Electrical surge arrester/diverter
06/08/1993US5218336 Resistor device for blower motor
06/08/1993US5218335 Electronic circuit device having thin film resistor and method for producing the same
06/08/1993US5217157 Method of securing a conductor to a ceramic ptc
06/02/1993EP0544565A1 Method of manufacturing large active matrix display screens
06/02/1993CN1072658A Producing method for porcelain very-fine powder of thermal-sensitive resistor with positive temp. coefficient
06/01/1993US5216570 Suspension-type line arrester
05/1993
05/26/1993EP0543413A1 Resistor type physical quantity sensor
05/26/1993CN2134700Y Compound insulating zinc oxide
05/25/1993US5214738 Doped barium titanate
05/25/1993US5214407 High performance current shunt
05/25/1993CA1318346C Surge arrester
05/19/1993EP0541937A1 Process for high temperature sintering of a resistor material based on ruthenium oxide or compounds thereof
05/19/1993CN2133905Y Three-pole zno piezoresistor protector
05/18/1993US5212466 Ptc thermistor and manufacturing method for the same
05/12/1993EP0540821A1 Process for making a composite glass powder of desired grain size, starting from a fine-grained material
05/12/1993EP0540820A1 Method of production of a structured thin film layered resistance system and circuit device with a thin film layered resistance system manufactured following this method
05/12/1993CN2133033Y Piezoresistire resistor
05/11/1993US5210676 Electrical protective device
05/11/1993US5210517 Self-resetting overcurrent protection element
05/05/1993EP0191052B1 Platinum resistance thermometer and method for forming a platinum resistance thermometer
05/05/1993CN1020519C Fabrication of humidity sensor made of oxide ceramic membrane
05/04/1993US5208727 Semiconductor-type laminated ceramic capacitor with a grain boundary-insulated structure and a method for producing the same
04/1993
04/29/1993DE4130772A1 Cold conductor contact metallisation - invovles use of titanium as protective layer or as layer for stop layer construction
04/27/1993US5206780 Cable termination
04/27/1993US5206623 Electrical resistors and methods of making same
04/21/1993EP0537486A2 Surge arrester assembly
04/20/1993US5204655 Resistor element with a planar ceramic substrate covered with a resistive metallic film and having apertures for lead wire connection
04/20/1993US5204166 Thick film resistor composition, hybrid IC using the composition, and process for producing the hybrid IC
04/20/1993US5203915 Passivating coating for metal oxide varistors
04/15/1993WO1993007667A1 Device for overload and short-circuit protection in electric plants
04/15/1993WO1993007631A1 Thick film ntc thermistor compositions
04/15/1993WO1993007630A1 Surge arrester
04/14/1993EP0536895A1 Screen-printed cylindrical resistors and method of making it
04/14/1993EP0394272B1 Ptc temperature sensors, process for producing ptc temperature-sensing elements for ptc temperature sensors
04/13/1993US5202665 Temperature sensor and process for its production
04/13/1993CA1316272C Thermistor intended primarily for temperature measurement and procedure for manufacture of a thermistor
04/13/1993CA1315963C Process for making a lightning arrester and lightning arrester produced therefrom
04/07/1993EP0535773A1 Varistor material and method of producing same
04/07/1993CN2129446Y Metal oxide arrester with automatic detaching device
04/06/1993US5199791 Temperature sensor
04/06/1993CA1315529C Process for production of varistor material