| 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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| 04/13/1982 | US4324702 Oxide thermistor compositions |
| 04/07/1982 | EP0048871A1 Method of producing ceramic material for zinc oxide varistors |
| 04/06/1982 | US4323875 Method of making temperature sensitive device and device made thereby |
| 04/06/1982 | US4323484 Comprising silicides and aluminum |
| 04/01/1982 | WO1982001066A1 Infrared radiation detector |
| 03/30/1982 | US4322710 Electrical resistors |
| 03/30/1982 | US4322477 Electrical resistor material, resistor made therefrom and method of making the same |
| 03/24/1982 | EP0048063A1 Screen-printable ink for the making of resistors, and electrical circuit so made |
| 03/23/1982 | US4321651 Enclosed-type zinc-oxide surge arrester |
| 03/23/1982 | US4321577 Integral humidity sensor/heater configurations |
| 03/16/1982 | US4320379 Voltage non-linear resistor |
| 03/16/1982 | US4320165 Low-temperature coefficient of resistanct |
| 03/09/1982 | US4319217 Printed circuit |
| 03/09/1982 | US4319215 Non-linear resistor and process for producing same |
| 03/09/1982 | US4318995 Method of preparing lightly doped ceramic materials |
| 03/09/1982 | US4318881 Method for annealing PTC compositions |
| 03/02/1982 | US4318073 Temperature sensor |
| 03/02/1982 | US4318072 Precision resistor with improved temperature characteristics |
| 03/02/1982 | CA1119084A1 Catalytic material impregnated, porous, variably resistive exhaust gas sensor and method of impregnation |
| 03/02/1982 | CA1119014A1 High temperature resistance thermometers |
| 02/23/1982 | US4317155 Surge absorber |
| 02/23/1982 | US4317101 Stable high voltage DC varistor |
| 02/23/1982 | US4317027 Circuit protection devices |
| 02/23/1982 | CA1118835A1 Corona free arrester |
| 02/17/1982 | EP0046053A2 A resistive element composition |
| 02/17/1982 | EP0045891A2 High powered over-voltage protection |
| 02/17/1982 | EP0045753A1 Lampholder |
| 02/16/1982 | US4316171 Oxidation resistant solders |
| 02/10/1982 | EP0045630A2 Devices comprising conductive polymers and method of making them |
| 02/09/1982 | US4315237 PTC Devices comprising oxygen barrier layers |
| 02/09/1982 | CA1117789A1 Temperature compensated resistive exhaust gas sensor construction |
| 02/03/1982 | EP0044981A2 Semiconductive ceramic compositions with a nonlinear volt-ampere characteristic, and process for preparing coherent bodies of such compositions |
| 02/02/1982 | US4314231 Conductive polymer electrical devices |
| 02/02/1982 | US4314230 Flame spraying |
| 02/02/1982 | US4314145 Electrical devices containing PTC elements |
| 01/27/1982 | EP0044802A1 Resistor device comprising stacked annular resistor elements with the same axis |
| 01/26/1982 | US4313101 Electrically impedant articles |
| 01/26/1982 | US4312770 Thick film resistor paste and resistors therefrom |
| 01/26/1982 | CA1117223A1 Thick film varistor and method of producing same |
| 01/20/1982 | EP0043914A2 Delay switching device |
| 01/19/1982 | US4311729 Method for manufacturing a ceramic electronic component by electroless metal plating |
| 01/19/1982 | CA1116691A1 Lightning arrester device |
| 01/13/1982 | EP0043400A2 Method of fabricating resistance temperature detector |
| 01/12/1982 | US4310747 Method and apparatus utilizing a porous vitreous carbon body particularly for fluid heating |
| 01/12/1982 | CA1116310A1 Electric heating device comprising a resistance body of p.t.c. material |
| 01/12/1982 | CA1116305A1 Television cathode ray tube having getter flash tolerant internal resistive element |
| 01/06/1982 | EP0043001A1 Humidity sensor and method of manufacturing it |
| 12/30/1981 | EP0042527A2 Two-part housing for a ceramic PTC resistor |
| 12/29/1981 | US4308566 Lightning arrester device for power transmission line |
| 12/29/1981 | CA1115045A1 Ptc compositions |
| 12/24/1981 | WO1981003714A1 Method for regulating the value of a thick layer resistor,and corresponding resistor |
| 12/22/1981 | CA1114588A1 Method of trimming thermistor or other electrical components and the contacts thereof |
| 12/15/1981 | US4306267 Arrester |
| 12/15/1981 | US4306217 Flat electrical components |
| 12/15/1981 | US4306214 Non-linear resistance element, method for preparing same and noise suppressor therewith |
| 12/15/1981 | CA1114467A1 Carbon film resistor with a coating of silicon nitride |
| 12/09/1981 | EP0041470A2 Resistor for high-voltage equipment |
| 12/09/1981 | EP0041379A2 Composite function element and process for producing same |
| 12/08/1981 | US4304987 Electrical devices comprising conductive polymer compositions |
| 12/08/1981 | CA1114014A1 Combination circuit breaker-lightning arrestor |
| 12/08/1981 | CA1113884A1 Thin film thermal print head |
| 12/02/1981 | EP0040881A2 Voltage-dependent resistor and method of manufacturing it |
| 12/01/1981 | US4303742 Resistance material |
| 11/25/1981 | EP0040537A2 PTC conductive polymer compositions and devices comprising them and a method of making them |
| 11/25/1981 | EP0040470A2 Aqueous developable photosensitive composition and printing plate |
| 11/25/1981 | EP0040391A2 Ceramic PTC resistor material |
| 11/24/1981 | US4302744 Resistor |
| 11/24/1981 | US4302736 Electrical composite part |
| 11/24/1981 | US4302362 Also comprising glass binder and refractory fillers |
| 11/24/1981 | CA1113149A1 Lightning arrester device |
| 11/24/1981 | CA1113148A1 Abnormal voltage-protection device |
| 11/18/1981 | EP0040043A2 Voltage-dependent resistor |
| 11/17/1981 | US4301439 Film type resistor and method of producing same |
| 11/17/1981 | US4301042 Bismuth-strontium-rhodate |
| 11/12/1981 | WO1981003238A1 Resistant heat generating element and method of manufacturing same |
| 11/10/1981 | US4299887 Temperature sensitive electrical element, and method and material for making the same |
| 11/10/1981 | US4299026 Method of assembling a motor starting relay |
| 11/03/1981 | US4298900 Overvoltage protective device |
| 11/03/1981 | US4298505 Resistor composition and method of manufacture thereof |
| 11/03/1981 | CA1111928A1 Dew-sensing hygroscopic element |
| 10/28/1981 | EP0038718A1 Conductive polymer compositions containing fillers |
| 10/28/1981 | EP0038717A2 Electrical devices containing PTC elements |
| 10/28/1981 | EP0038716A1 A PTC circuit protection device |
| 10/28/1981 | EP0038715A1 Circuit protection devices |
| 10/28/1981 | EP0038714A2 PTC conductive polymer compositions containing fillers |
| 10/28/1981 | EP0038713A2 Conductive polymer compositions containing fillers |
| 10/27/1981 | US4297670 Metal foil resistor |
| 10/27/1981 | US4297250 Method of producing homogeneous ZnO non-linear powder compositions |
| 10/27/1981 | CA1111471A1 Detachable electronic temperature control probe for electrically heated utensils |
| 10/21/1981 | EP0038078A1 Gas sensor |
| 10/21/1981 | EP0037859A1 Sintered cold-conductor material and process for its production |
| 10/20/1981 | US4296309 Thermal head |
| 10/20/1981 | US4296002 By pressing metal oxide and fluoride powder into blocks, stacking and sintering |
| 10/20/1981 | CA1111093A1 Explosion prevention in a positive temperature coefficient resistor heater |
| 10/14/1981 | EP0037577A1 Nonlinear resistor and process for producing the same |
| 10/13/1981 | CA1110779A1 Fast response temperature sensor |
| 10/07/1981 | EP0037364A1 Surge arrester with a column of surge elements and screening bodies |
| 10/07/1981 | EP0037363A1 Over voltage arrester |
| 10/06/1981 | US4293839 Ruthenium oxide, glass, gold electrodes |
| 10/06/1981 | US4293514 Method of producing honeycomb structural bodies consisting of barium titanate series ceramics having a positive temperature coefficient of electric resistance |