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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08/08/1984 | EP0115050A1 Varistor |
08/07/1984 | US4464646 Controlled temperature coefficient thin-film circuit element |
08/07/1984 | US4464583 Apparatus for bonding and protecting electrical cable shields |
08/07/1984 | US4464421 Thick film resistors-hybrid integrated circuits |
07/31/1984 | US4463405 Fail safe surge arrester |
07/31/1984 | US4463404 Surge voltage arrester with shielding bodies enclosing a column of arrester elements |
07/31/1984 | US4463337 Temperature measuring sensors and methods for adjusting same |
07/31/1984 | US4463268 Varistors with controllable voltage versus time response and method for using the same to provide a rectangular voltage pulse |
07/31/1984 | US4462930 Humidity sensor |
07/25/1984 | EP0113950A2 Method of making a resistance heater |
07/24/1984 | US4462020 Winding wire around ceramic cement coated graphite mandrel |
07/17/1984 | US4460624 Process for the manufacture of thick layer varistors on a hybrid circuit substrate |
07/17/1984 | US4460623 Method of varistor capacitance reduction by boron diffusion |
07/17/1984 | US4460497 Voltage stable nonlinear resistor containing minor amounts of aluminum and selected alkali metal additives |
07/17/1984 | US4460494 Chromium, silicon, silicon monooxide alloy |
07/10/1984 | US4459632 Voltage-limiting circuit |
06/26/1984 | US4456942 Gapless elbow arrester |
06/26/1984 | US4456894 Distributed-constant resistance for use as a high dissipation load at hyperfrequencies |
06/26/1984 | US4455744 Method of making a precision resistor with improved temperature characteristics |
06/20/1984 | EP0111361A1 Symmetric temperature sensor |
06/13/1984 | EP0110387A2 Humidity-sensitive element and process for producing the same |
06/12/1984 | US4454495 Layered ultra-thin coherent structures used as electrical resistors having low temperature coefficient of resistivity |
06/05/1984 | US4452844 Low value resistor inks |
06/05/1984 | US4452729 Gapless lightning arresters |
06/05/1984 | US4452728 Voltage stable nonlinear resistor containing minor amounts of aluminum, boron and selected alkali metal additives |
06/05/1984 | US4452726 Mixture of oxides, sintering aid and powdered glass |
06/05/1984 | CA1168433A1 Ptc conductive polymers and devices comprising them |
05/29/1984 | US4451835 Thermal recording device |
05/29/1984 | US4451815 Zinc oxide varistor having reduced edge current density |
05/29/1984 | CA1168038A1 Conductor compositions |
05/24/1984 | WO1984002048A1 Self-limiting heater and resistance material |
05/22/1984 | US4450426 Nonlinear resistor and process for producing the same |
05/22/1984 | CA1167918A1 Electrical equipment protective apparatus with energy balancing among parallel varistors |
05/22/1984 | CA1167908A1 High powered over-voltage protection |
05/15/1984 | US4448806 Screen printing noble metal pattern over base metal substrate |
05/15/1984 | CA1167537A1 Nonlinear resistor and process for producing the same |
05/15/1984 | CA1167249A1 Indium oxide resistor inks |
05/08/1984 | US4447352 Resistor composed of zinc iron oxide and silicon dioxide or manganese dioxide |
05/02/1984 | EP0107511A1 Electroconductive ceramics |
05/01/1984 | US4446295 Thermistor using organophosphazene polymer |
05/01/1984 | US4446058 Resistor composition for resistor-incorporated spark plugs |
05/01/1984 | CA1166437A1 Resistive element composition |
04/24/1984 | US4445026 Polyethylene and ethylene-acrylic acid copolymer |
04/24/1984 | US4444708 Flexible production of heating elements |
04/24/1984 | US4444351 Method of soldering metal oxide varistors |
04/24/1984 | CA1166336A1 Functional electric devices |
04/24/1984 | CA1165996A1 Conductive polymer compositions and devices |
04/17/1984 | US4443782 Method for regulating the value of a thick film resistor and a corresponding resistor |
04/03/1984 | US4441094 Solderable largely base metal electrodes for metal oxide varistors |
04/03/1984 | CA1165010A1 Thick film printed circuit |
03/28/1984 | EP0103748A2 Combined circuit with varistor |
03/27/1984 | US4439807 Secondary arrester |
03/27/1984 | US4439753 Thick film printed circuit |
03/21/1984 | EP0103454A1 Lightning arrester insulator |
03/21/1984 | EP0103020A1 Voltage sensitive current limiting element |
03/20/1984 | US4438214 Based on strontium calcium titanate |
03/13/1984 | US4436829 Tingsten or molybdenum oxide in base of lead, boron, silicon and ruthenium oxides |
03/13/1984 | US4436650 Low voltage ceramic varistor |
03/07/1984 | EP0101843A2 Method of producing ceramic cold conductors with electric values of close tolerances |
03/07/1984 | EP0101824A2 Semiconductive ceramic materials with a voltage-dependent nonlinear resistance |
02/29/1984 | EP0101632A1 Resistor |
02/28/1984 | US4434416 Thermistors, and a method of their fabrication |
02/28/1984 | CA1162978A1 Heat sink thermal transfer system for zinc oxide varistors |
02/21/1984 | US4433319 Thin film of tantalum oxide with two electrodes |
02/14/1984 | US4431983 Ceramic positive temperature coefficient resistor slug containing glass-bonded aluminum electrode with silver patches |
02/07/1984 | US4430255 Titanium dioxide, contactors, capacitors, group 2a and 5b elements |
01/31/1984 | US4428909 Environmental condition sensor |
01/25/1984 | EP0098993A1 Low voltage ceramic varistor |
01/18/1984 | EP0098598A1 Lightning arrester with leakage current detection |
01/17/1984 | US4426633 Devices containing PTC conductive polymer compositions |
01/17/1984 | US4426546 Functional layer and pair of copper, or copper alloy, electrodes |
01/17/1984 | US4426339 Method of making electrical devices comprising conductive polymer compositions |
01/11/1984 | EP0097923A1 Metal oxide varistor |
01/10/1984 | US4425556 Ceramic cold conductor and method of producing the same |
01/03/1984 | US4424547 Surge suppressor construction |
01/03/1984 | US4424507 Thin film thermistor |
01/03/1984 | US4424461 Semiconductor integrated circuit providing temperature compensation |
01/03/1984 | US4424251 Thick-film multi-layer wiring board |
12/27/1983 | US4423404 Lead-containing glass frit dielectric coating |
12/20/1983 | US4422122 Surge absorber |
12/20/1983 | US4421582 Self-heating article with deformable electrodes |
12/13/1983 | US4420737 Potentially non-linear resistor and process for producing the same |
12/13/1983 | US4420338 Glass, resistors, alkaline metal borates |
12/13/1983 | CA1158456A1 Current inrush reduction in ptc devices |
12/07/1983 | EP0095775A1 Compositions for conductive resistor phases and methods for their preparation including a method for doping tin oxide |
12/07/1983 | EP0095720A2 Electrically conductive sintered ceramics and ceramic heaters |
11/22/1983 | US4417227 Doped alkaline earth titanate with thin film of lead germanate |
11/22/1983 | CA1157298A1 Resistor composition and method of manufacture thereof |
11/15/1983 | US4415486 Resistive paste for a resistor body |
11/15/1983 | CA1157166A1 Composite thermistor component |
11/15/1983 | CA1157081A1 Surge arrester |
11/09/1983 | EP0093125A1 Thin or thick layer technic voltage divider. |
11/08/1983 | US4414274 Thin film electrical resistors and process of producing the same |
11/02/1983 | EP0092737A1 Lightning arrester |
11/01/1983 | USRE31437 Resistance material |
11/01/1983 | US4413301 Circuit protection devices comprising PTC element |
10/26/1983 | EP0092137A1 Distributed resistances for high-power loads in the microwave range |
10/25/1983 | CA1155910A1 Flexible connector for high voltage arrester |
10/18/1983 | US4410640 Process for producing a gel-like composition of a high polymer of acetylene, and process for molding said composition |
10/18/1983 | US4409728 Method of making a stable high voltage DC varistor |