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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04/02/1993 | CA2065899A1 Protector system for low voltage power feed |
03/31/1993 | EP0534872A1 Precision resistor and method of manufacturing |
03/31/1993 | EP0534775A1 Thermistor |
03/31/1993 | EP0534721A2 PTC composition |
03/31/1993 | EP0533760A1 Method of manufacturing an electrical device |
03/31/1993 | CN1070508A Thermosensitive heating wire |
03/30/1993 | CA1315336C Electrical surge arrester/diverter |
03/30/1993 | CA1315093C Highly densified voltage non-linear resistor and method of manufacturing the same |
03/30/1993 | CA1315092C Voltage non-linear type resistors |
03/24/1993 | EP0533248A2 Method of securing a conductor to a ceramic PCT |
03/23/1993 | US5196145 Temperature self-controlling heating composition |
03/23/1993 | CA1314949C Lightning arrester equipped with mobile varistor supporting rods |
03/23/1993 | CA1314926C2 Electrical surge arrester/diverter |
03/23/1993 | CA1314730C High temperature sensing apparatus |
03/23/1993 | CA1314692C Varistor or capacitor and method of making same |
03/18/1993 | WO1993005523A1 A ptc device with three terminals |
03/17/1993 | EP0532224A1 Film-type power resistor |
03/17/1993 | EP0532223A1 Film-type electrical resistor |
03/17/1993 | EP0532085A1 Solid compositions of mixed metal oxides and electrical resistances obtained by sintering powders of said oxides |
03/17/1993 | EP0532084A1 Process for the preparation of mixed metal oxide powder and its use for the production of capacitors and electrical resistors |
03/17/1993 | EP0531317A1 Pre-engineered electrode/dielectric composite film and related manufacturing process for multilayer ceramic chip capacitors |
03/17/1993 | EP0391900B1 Ntc temperature-sensing device and process for producing ntc temperature-sensing elements |
03/16/1993 | US5195013 PTC conductive polymer compositions |
03/10/1993 | EP0530273A1 Low voltage varistor array. |
03/10/1993 | EP0289618B1 Electric resistor equipped with thin film conductor and power detector |
03/10/1993 | CN1069822A 电阻式湿敏元件及其制备方法 Resistive humidity sensor and its preparation method |
03/10/1993 | CA2077701A1 Process for making mixed metal oxide powder, and its use for making a powder used in fabricating electrical resistors and condensers |
03/10/1993 | CA2077700A1 Solid mixed metal oxide compositions, and sintered electrical resistors made of mixed metal oxide powders |
03/09/1993 | US5192940 Flat resistance for blower control unit for automobile air conditioner and blower control unit using the same |
03/03/1993 | EP0530052A1 Method of manufacturing multilayer electronic component |
03/03/1993 | EP0530003A1 Resistive metal layers and method for making same |
03/03/1993 | EP0529195A1 Resistant paste for manufacturing thick-film resistors |
03/02/1993 | US5191503 Lightning surge protector |
03/02/1993 | US5190697 Process of making a ptc composition by grafting method using two different crystalline polymers and carbon particles |
03/01/1993 | CA2116528A1 Circuit arrangement |
02/27/1993 | WO1993004490A1 Heating apparatus using ptc thermistor |
02/27/1993 | CA2076738A1 Resistive metal layers and method for making same |
02/23/1993 | US5189387 Surface mount device with foldback switching overvoltage protection feature |
02/23/1993 | US5189284 Resistor, process for producing the same, and thermal head using the same |
02/10/1993 | EP0526551A1 Semiconductor film bolometer thermal infrared detector. |
02/09/1993 | US5185594 Temperature sensing cable device and method of making same |
02/09/1993 | CA1313570C Metalization systems for heater/sensor elements |
02/04/1993 | WO1993002461A1 Modular closing resistor |
02/03/1993 | EP0526290A1 Strain dependent thin film based on cermet from tantalum and tantalum nitrid, its process of preparation and its application in a pressure sensor |
02/02/1993 | US5184108 Conductive corners for surge survival |
02/02/1993 | US5183698 Electrical overstress pulse protection |
02/02/1993 | US5183530 Method of manufacturing diamond thermistors |
01/26/1993 | US5182540 Electrical resistor element and method of manufacturing the same |
01/21/1993 | WO1993001641A1 High voltage surge arrester with failed surge arrester signaling device |
01/21/1993 | DE4123251A1 Termination surfaces for metal thin-film resistance - has island shaped metal layers at both ends of each etched resistance |
01/19/1993 | US5181007 Positive temperature coefficient |
01/19/1993 | US5181006 Method of making an electrical device comprising a conductive polymer composition |
01/13/1993 | EP0522863A1 Positive temperature coefficient device |
01/12/1993 | US5178797 Conductive polymer compositions having improved properties under electrical stress |
01/12/1993 | CA1312427C Electronic device |
01/07/1993 | WO1993000689A1 Thermister device of positive characteristic |
01/07/1993 | WO1993000688A1 Circuit protection devices |
01/07/1993 | EP0521805A1 Defect indicator for arrester |
01/07/1993 | EP0521013A1 Electrical protection apparatus. |
01/07/1993 | CA2111844A1 Circuit protection devices |
12/29/1992 | US5175114 Method for production of a bidirectional nonlinear resistor, active matrix liquid crystal panel using bidirectional nonlinear resistor |
12/29/1992 | US5175044 Sheet-like ceramic substrate for tip parts |
12/29/1992 | US5174924 Positive temperature coefficient; high dibutyl phthalate absorption; mixture of crystalline polymer with cabon black |
12/22/1992 | US5172466 Process for producing ptc temperature sensor elements for ptc temperature sensor |
12/16/1992 | EP0518386A2 Lightning arrester insulator and method of making the same |
12/15/1992 | US5172296 Solid state overvoltage protector assembly |
12/15/1992 | US5171774 Ptc compositions |
12/15/1992 | CA2049841A1 Solid state overvoltage protector assembly |
12/09/1992 | EP0517372A2 PTC device |
12/08/1992 | US5170032 Radiation manufacturing apparatus and amendment |
12/08/1992 | US5169679 Printing patterns of high and low resistance materials on insulating substrate; adding copper-rich layer; overlapping; firing |
12/08/1992 | US5169493 Method of manufacturing a thick film resistor element |
12/08/1992 | CA1311262C Device for indicating the short-circuiting of a lightning arrester |
12/02/1992 | EP0515558A1 Connection device for resistive elements and method of making therefor |
12/01/1992 | US5168256 Resistor element using conductors having relatively low thermal conductivity |
12/01/1992 | CA1310811C Lightning arrester and method of manufacturing same |
11/25/1992 | EP0514454A1 Device for motor and short-circuit protection. |
11/25/1992 | CN2123134U Gapless disconnector for arresters |
11/24/1992 | US5166658 Electrical device comprising conductive polymers |
11/18/1992 | CN2122458U Heater having auto-regulating temp. |
11/17/1992 | US5164698 Copper |
11/17/1992 | US5164133 Process for the production of molded article having positive temperature coefficient characteristics |
11/12/1992 | WO1992019945A1 Thermistor assemblies and methods for making same |
11/12/1992 | CA2109431A1 Thermistor assemblies and methods for making same |
11/11/1992 | EP0512703A1 Conductive polymer compositions |
11/04/1992 | EP0511776A2 A thermally protected electric motor |
11/03/1992 | US5160912 Thermistor |
11/03/1992 | US5159748 Method and apparatus for manufacturing a surge arrester |
10/27/1992 | US5159300 Noise filter comprising a monolithic laminated ceramic varistor |
10/27/1992 | US5159158 Electrical assembly with insulating collar for coupling sections of weathershed housings |
10/21/1992 | EP0509582A2 SMD-resistor |
10/21/1992 | EP0509420A2 Precision thick film elements |
10/14/1992 | EP0508647A2 Arrestor unit |
10/14/1992 | EP0508615A1 Film-type resistor assembly |
10/14/1992 | CN2119044U Thermal protective motor |
10/14/1992 | CN1065280A Compositions of cupric alloy |
10/13/1992 | US5155649 Surge protector for telecommunications equipment |
10/13/1992 | US5155464 Varistor of generally cylindrical configuration |
10/13/1992 | CA2064679A1 Precision thick film elements |
10/07/1992 | EP0507538A2 Electrical actuator with means for preventing dither at a limit switch |