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)
01/1986
01/08/1986EP0033739B1 Method for fabricating a resistor
01/07/1986US4563564 Film resistors
12/1985
12/27/1985EP0165821A2 Oxide resistor
12/24/1985US4560524 Short annealing time
12/24/1985US4560498 Positive temperature coefficient of resistance compositions
12/18/1985EP0165149A1 Filter contact and its use in electrical connectors
12/17/1985US4559167 Protective coating of organic polymer matrix and inorganic fillers
12/10/1985US4558393 Moisture sensor
12/04/1985EP0163053A1 Voltage surge arrester
12/04/1985EP0163004A1 Electrical-resistance composition and method of making electrical-resistance elements
11/1985
11/26/1985US4555358 Electrically conductive sintered ceramics and ceramic heaters
11/26/1985CA1197087A1 Thick film temperature sensitive device, and method and material for making the same
11/21/1985EP0161805A1 Peelable electrically conductive material
11/19/1985CA1197022A1 Process for the manufacture of thick layer varistors on a hybrid circuit substrate
11/12/1985CA1196743A1 Telephone subscriber line battery feed resistor arrangements
11/05/1985US4551607 Electrical film resistor
11/05/1985US4551269 Doped alkaline earth metal titanate cheramics
11/05/1985US4551268 Zinc oxide with borosilicate glass additive
10/1985
10/30/1985EP0159820A1 Zinc oxide voltage - non-linear resistor
10/30/1985EP0159771A2 Chip resistors and forming method
10/30/1985EP0159746A2 Process for the manufacture of sintered ceramic bodies
10/29/1985US4550301 PTC Circuit protection device
10/29/1985US4549981 Voltage limiting composition and method of fabricating the same
10/24/1985WO1985004754A1 Humidity sensor comprised of compound metal oxides with perovskite structure
10/22/1985US4549161 Impervious to carbon dust
10/22/1985US4549115 Heat-sensitive variable-resistance light socket insert with resilient contact
10/22/1985US4548742 Pyrochlore, binder, metal chromates and organic medium
10/22/1985US4548741 With tantalum and niobium, thick film resistors
10/16/1985EP0158410A1 Laminar Conductive polymer devices
10/16/1985EP0158150A2 Device for the protection of structures, buildings or the like against lightning
10/15/1985US4547831 Surge arrester
10/15/1985US4547314 Semiconductive ceramic materials with a voltage-dependent nonlinear resistance
10/15/1985US4547310 Pretreating an inorganic filler with a silane coupling agent; high
10/09/1985EP0157276A2 Voltage-dependent non-linear resistance ceramic composition
10/08/1985US4545929 Ceramic materials with a voltage-dependent nonlinear resistance
10/08/1985US4545926 Conductive polymer compositions and devices
10/08/1985US4545881 Reactive sputtering of elemental metal and diborane to form metal boride layer
10/01/1985US4544828 Heating device
10/01/1985CA1194611A1 Metal oxide varistor
10/01/1985CA1194286A1 Metal oxide varistor
09/1985
09/24/1985US4543474 Layered self-regulating heating article
09/24/1985CA1194042A1 Glass frits containing wo.sub.3 or moo.sub.3 in ruo.sub.2-based resistors
09/17/1985US4542365 Enclosure impervious to carbon dust
09/17/1985US4541974 Semiconductive ceramic compositions with a nonlinear volt-ampere characteristic, and process for preparing coherent bodies of such compositions
09/17/1985US4541904 Method of manufacturing a moisture sensor
09/17/1985US4541898 Electrical resistors
09/11/1985EP0154399A2 Film resistor trimming
09/11/1985EP0154184A1 Process for the preparation of homogeneous metal oxide varistors
09/10/1985US4540971 Metal oxide varistor made by a co-precipation process and freeze-dried
09/10/1985CA1193092A1 Low voltage ceramic varistor
09/09/1985EP0135534A4 Thick film resistor circuits.
09/04/1985EP0153412A1 Voltage-dependent, non-linear resistor porcelain composition
09/03/1985US4539223 Thick film resistor compositions
09/03/1985US4538347 Encapsulation of a metal oxide with an epoxy resin
08/1985
08/28/1985EP0152718A1 Isolating switch for metal clad pressurized gas insulated high voltage switch gear
08/27/1985US4538200 Power connection apparatus having integrated surge arrestor
08/27/1985US4537703 Borosilicate glass compositions
08/20/1985US4536329 Borosilicate glass compositions
08/20/1985US4536328 Precious metal oxide and binder compatible with copper
08/13/1985US4535327 Electrically controlled display using a thick layer, non-linear element and its production process
08/13/1985US4535314 Varistor includes oxides of bismuth, cobalt, manganese, antimony, nickel and trivalent aluminum
08/13/1985US4534889 PTC Compositions and devices comprising them
08/07/1985EP0150579A1 Thermal head
08/06/1985US4533898 Symmetrical temperature sensor
07/1985
07/31/1985EP0149971A1 Use of a one-pack epoxy-coating material for the coating of fixed resistances
07/31/1985EP0149681A1 Oxide semiconductor for thermistor
07/30/1985US4532186 Circuit substrate with resistance layer and process for producing the same
07/23/1985US4531111 To provide a calibrated take-off voltage
07/23/1985US4531110 Negative temperature coefficient thermistors
07/23/1985US4530852 Method for producing a thin film resistor
07/23/1985CA1190962A1 Voltage-limiting circuit
07/17/1985EP0148506A2 Circuit board
07/16/1985US4529960 Chip resistor
07/16/1985US4529540 Chromium oxide mixture containing zinc, magnesium, copper, lithium and(or) vanadium oxide
07/10/1985EP0147978A2 Electrically insulating articles
07/10/1985EP0147607A1 Zinc oxide varistor
07/10/1985EP0147556A1 Thermal-sensitive insulating composition and article and apparatus incorporating same
07/09/1985US4528546 High power thick film
07/09/1985US4528121 Electroconductive ceramics
07/02/1985US4527146 Varistor
07/02/1985CA1189770A1 Semiconductive barium titanate
06/1985
06/26/1985EP0146232A1 Resistor materials
06/26/1985EP0146207A2 Improvements in electrical components
06/26/1985EP0146120A2 Resistor compositions
06/26/1985EP0146119A2 Borosilicate glass compositions
06/26/1985EP0146118A1 Borosilicate glass compositions
06/18/1985CA1189197A1 Method of soldering metal oxide varistors
06/12/1985EP0144126A1 Semi-conductive heating cable
06/05/1985EP0143660A2 Resistors, methods of forming said resistors, and articles comprising said resistors
05/1985
05/28/1985US4520342 Resistor
05/28/1985US4520260 Semi-conductive heating cable
05/28/1985US4519942 Strontium titanate is main component
05/21/1985US4518439 Alloy with small change of electric resistance over wide temperature range and method of producing the same
05/21/1985CA1187309A2 Electrical device containing ptc element
05/21/1985CA1187278A1 Humidity-sensitive element and process for producing the same
05/15/1985EP0141580A1 Glass ceramic materials and the use thereof in thermal sensors
05/15/1985EP0141239A1 Zinc Oxide lightning protector
05/15/1985EP0141179A2 Combined circuit with varistor
05/14/1985US4517545 Glass frit, palladium and iron particles
05/14/1985US4517496 Lighting apparatus for a discharge lamp