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) |
---|
03/13/1979 | US4144418 Copper-copper oxide powder mixture |
03/07/1979 | EP0000864A1 Process for manufacturing thick film varistors |
03/06/1979 | US4143348 Air temperature sensor connection assembly |
03/06/1979 | US4143177 Absolute humidity sensors and methods of manufacturing humidity sensors |
03/06/1979 | US4142996 Method of making homogenous metal oxide varistor powders |
02/27/1979 | US4142170 High response temperature sensor |
02/20/1979 | CA1048816A1 Glassy metal alloy temperature sensing elements for resistance thermometers |
02/13/1979 | US4139833 Thin electrical films, silicon monoxide, alumina, nickel, vapor deposition, annealing, gold contactors, thermometers |
01/23/1979 | US4135924 Filaments of zirconium-copper glassy alloys containing transition metal elements |
01/09/1979 | US4134095 Fast response temperature sensor |
01/02/1979 | US4132814 Anti-dusting process for carbon resistors |
01/02/1979 | CA1045369A1 Zinc oxide voltage-nonlinear resistor |
12/12/1978 | US4129848 Platinum film resistor device |
12/12/1978 | CA1044346A1 Composition resistor with an integral thermal fuse |
12/12/1978 | CA1044006A1 Modified copper-aluminum suppressor element |
12/05/1978 | CA1043587A1 Electrical resistor glaze composition and resistor |
12/05/1978 | CA1043553A1 Resistors and compositions therefor |
12/05/1978 | CA1043552A1 Pyrochlore-based thermistors |
11/28/1978 | US4127511 Zinc oxide, a boron oxide |
11/28/1978 | CA1043465A1 Air firable base metal conductors |
11/21/1978 | US4126824 Progressively shorted tapered resistance device |
11/21/1978 | US4126583 High temperature thermistors (NTC) |
11/14/1978 | CA1042323A1 Process for the preparation of metallic film resistors by heat treating |
10/31/1978 | US4123741 Resistance element for variable resistors |
10/31/1978 | CA1041659A1 Degaussing circuit |
10/31/1978 | CA1041599A1 Surge absorber |
10/24/1978 | US4122232 Air firable base metal conductors |
10/24/1978 | CA1041170A1 Four terminal varistor |
10/24/1978 | CA1041159A1 Thermal printing device |
10/17/1978 | US4120827 Fuel igniter comprising a novel silicon carbide composition and process for preparing the composition |
10/17/1978 | CA1040746A1 Thin film resistance temperature detector |
10/17/1978 | CA1040415A1 Voltage-dependent resistor |
10/03/1978 | US4118112 Method for reducing power dissipation in tapered resistor devices |
09/19/1978 | US4115750 Bimetal actuator |
09/12/1978 | CA1038153A1 Pyrochlore-related oxides containing copper and/or silver and resistor compositions thereof |
09/05/1978 | US4112330 Metallized glass seal resistor compositions and resistor spark plugs |
09/05/1978 | US4112193 Electrical insulators |
09/05/1978 | US4111852 Pre-glassing method of producing homogeneous sintered zno non-linear resistors |
09/05/1978 | CA1037705A1 Low temperature coefficient of resistivity cermet resistors |
08/29/1978 | CA1037616A1 Varistors with patterned electrodes |
08/15/1978 | USRE29731 Metal oxide voltage-variable resistor composition |
08/15/1978 | US4107640 Current limiting element for preventing electrical overcurrent |
08/15/1978 | US4107450 Electric furnaces |
08/15/1978 | US4107387 Resistance material |
08/15/1978 | CA1036346A1 Resistor composition |
08/08/1978 | US4105892 Thin resistor film type thermal head for printing on heat-sensitive paper |
08/01/1978 | US4104607 Zero temperature coefficient of resistance bi-film resistor |
08/01/1978 | US4104509 Self-regulating heating element |
07/25/1978 | US4103275 Platinum on a carrier |
07/25/1978 | US4103274 Hot pressing ceramic powder with plastic resin |
07/18/1978 | US4101862 Current limiting element for preventing electrical overcurrent |
07/18/1978 | US4101708 Resistor compositions |
07/18/1978 | US4101454 Ceramic semiconductors |
07/11/1978 | US4100588 Electrical overvoltage surge arrester with varistor heat transfer and sinking means |
07/11/1978 | US4100524 Electrical transducer and method of making |
07/04/1978 | US4098725 Low thermal expansive, electroconductive composite ceramics |
06/27/1978 | US4097834 Non-linear resistors |
06/27/1978 | US4097718 Device for heat treating hair on the human head, and the like hair curling device having self-regulating PTC heater |
06/20/1978 | US4096464 Thermistor assembly having overload protection |
06/20/1978 | US4096098 Semiconductor ceramic composition |
06/13/1978 | US4094061 Method of producing homogeneous sintered ZnO non-linear resistors |
06/06/1978 | US4093968 Resistors with heat sink |
05/30/1978 | US4092694 Overvoltage surge arrester having laterally biased internal components |
05/23/1978 | US4091144 Inorganic oxide glass matrix, antimony cations, discrete tin oxide particles |
05/09/1978 | US4089032 Plug-type transient surge suppressor |
05/09/1978 | US4088799 Method of producing an electrical resistance device |
05/09/1978 | US4088609 Current-conducting film for electric resistance heaters |
05/02/1978 | US4087779 Printed circuit and method of making |
05/02/1978 | US4087777 Magnesium oxide and fused magnesium iron alumino silicate |
04/25/1978 | US4086559 Electric resistor based on silicon carbide having a negative temperature coefficient |
04/25/1978 | US4086189 Resistive element having voltage non-linearity and method of making same |
04/18/1978 | US4085398 Thin film resistance temperature detector |
04/11/1978 | US4083765 Persulfonic acid substituted polytetrafluoroethylene tube |
04/04/1978 | US4083029 Thin film resistors and contacts for circuitry |
03/14/1978 | US4079350 Layers of plastic film and copper foil |
03/14/1978 | US4079349 Low TCR resistor |
03/07/1978 | US4077915 Non-linear resistor |
02/21/1978 | US4075452 Electroresistor and method of making same |
02/14/1978 | US4074221 Epoxy bonded silicon carbide lightning-protection valve |
01/31/1978 | US4071426 Method of making high resistance cermet film |
01/24/1978 | US4070200 Printing onto dielectric substrates |
01/17/1978 | US4069465 Cylindrical varistor and method of making the same |
01/17/1978 | US4069061 Ceramics having nonlinear voltage characteristics |
01/10/1978 | US4068281 Thermally responsive metal oxide varistor transient suppression circuit |
01/10/1978 | US4068205 Ceramics, platinum |
12/27/1977 | US4065743 Resistor material, resistor made therefrom and method of making the same |
12/27/1977 | US4064757 Glassy metal alloy temperature sensing elements for resistance thermometers |
12/20/1977 | US4064475 Thick film varistor and method of making the same |
12/13/1977 | US4063211 Method for manufacturing stable metal thin film resistors comprising sputtered alloy of tantalum and silicon and product resulting therefrom |
12/13/1977 | US4063210 Temperature independent semiconductor resistor and method of making same |
11/29/1977 | US4060661 Voltage-dependent resistor |
11/22/1977 | US4059774 Switching inverter with thermoconductive materials |
11/08/1977 | US4057777 Termination for electrical resistor and method of making same |
11/01/1977 | US4056823 Analog chart recorder employing thermal printing means |
10/25/1977 | US4055438 Barium titanate ceramic |
10/11/1977 | US4053866 Electrical resistor with novel termination and method of making same |
10/11/1977 | US4053864 Thermistor with leads and method of making |
10/04/1977 | US4052691 Humidity sensor |
10/04/1977 | US4052340 Method for producing a voltage dependent resistor and a voltage dependent resistor obtained therewith |
10/04/1977 | US4052339 Refractories and methods of making same |