| Patents for H01F 27 - Details of transformers or inductances, in general (43,362) |
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| 07/15/2004 | DE10304138B3 Vehicle IC engine ignition coil with electrically-conductive modular elements for interference suppression stacked together between HV side of ignition coil and ignition plug |
| 07/15/2004 | DE10260246A1 Spulenanordnung mit veränderbarer Induktivität Coil arrangement with variable inductance |
| 07/15/2004 | DE10259992A1 Remote supply choke e.g. for broadband transmission systems, has sectioned material arranged between windings of main coil |
| 07/15/2004 | DE10218124B4 Ladevorrichtung zur kontaktlosen Ladung batteriebetriebener Geräte Loading device for contactless charging battery-powered devices |
| 07/15/2004 | DE10209543B4 Geschichteter dielektrischer Resonator und geschichtetes dielektrisches Filter The laminated dielectric resonator and layered dielectric filter |
| 07/15/2004 | DE10141985B4 Verfahren zur Herstellung von Elektromagneten Process for the preparation of electromagnets |
| 07/14/2004 | EP1437748A2 Inverter transformer to light multiple lamps |
| 07/14/2004 | EP1436893A2 Electronic device and method of testing and of manufacturing |
| 07/14/2004 | EP1436820A1 Improved transformer winding |
| 07/14/2004 | EP1040737B1 Arrangement for implementing a magnetic circuit on a circuit board |
| 07/14/2004 | EP0979521B1 Planar magnetic component with transverse winding pattern |
| 07/14/2004 | CN2626065Y Shielding case for conducting bar |
| 07/14/2004 | CN2626023Y Transformer for cold cathode tube current converter |
| 07/14/2004 | CN2626022Y Ripple style finned tube |
| 07/14/2004 | CN2626015Y Assembled production line for glass envelope curve of double or single row furnace |
| 07/14/2004 | CN1157742C High frequency E-type and I-type film transformer and its preparing method |
| 07/14/2004 | CN1157596C Device for measuring the contact pressure of a winding press element in an output transformer |
| 07/13/2004 | US6762946 Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components |
| 07/13/2004 | US6762656 LC noise filter |
| 07/13/2004 | US6762478 Integrated circuit inductors |
| 07/13/2004 | US6762088 High Q inductor with faraday shield and dielectric well buried in substrate |
| 07/13/2004 | US6760967 Integrated circuit inductors |
| 07/08/2004 | WO2004057627A1 Power supply-use transformer or reactor and switching power supply using it, and composite magnetic particle compact and production method therefor. |
| 07/08/2004 | WO2004057055A1 Plating of multi-layer structures |
| 07/08/2004 | US20040130429 iron oxide (Fe2O3), zinc oxide (ZnO), manganese oxide (MnO), cobalt oxide (CoO); communication transformer, LAN; excellent characteristics of direct current pre-magnetization (inductance characteristics under direct current bias superimposition) |
| 07/08/2004 | US20040130428 Surface mount magnetic core winding structure |
| 07/08/2004 | US20040130426 Inverter transformer to light multiple lamps |
| 07/08/2004 | US20040130424 Primary wire winding having optimized package dimensions for a pencil-style ignition coil |
| 07/08/2004 | US20040130318 Induction sensor using printed circuit |
| 07/08/2004 | US20040129448 Electrical cable and method of making |
| 07/08/2004 | US20040129446 Coaxial cable and transmission transformer using same |
| 07/08/2004 | DE10261403A1 Zündspule mit vergossenen Wicklungen Ignition coil with molded windings |
| 07/08/2004 | DE10260315A1 Extrudierte elastische Isolierung für Leiter von elektrischen Maschinen Extruded elastic insulation for conductors of electrical machines |
| 07/07/2004 | EP1435632A1 Ignition coil with encapsulated windings and corresponding production method |
| 07/07/2004 | CN1510702A Switch voltage transformer |
| 07/07/2004 | CN1156962C General filter |
| 07/07/2004 | CN1156860C Air-core primary voltage winding |
| 07/06/2004 | US6759936 Transformers using coil modules and related manufacturing method thereof |
| 07/06/2004 | US6759935 Coil-embedded dust core production process, and coil-embedded dust core formed by the production process |
| 07/06/2004 | US6758999 Mixing, melting magnetic particle and binder; injection molding |
| 07/01/2004 | WO2004055965A1 Frequency converter with fan cooling |
| 07/01/2004 | WO2004055841A1 Multiple choke coil and electronic equipment using the same |
| 07/01/2004 | WO2004055840A1 Coil unit and compound coil unit |
| 07/01/2004 | WO2004055839A1 A planar inductive component and an integrated circuit comprising a planar inductive component |
| 07/01/2004 | WO2004055739A1 Induction sensor using printed circuit |
| 07/01/2004 | WO2004042746A3 Bulk laminated amorphous metal inductive device |
| 07/01/2004 | WO2004001773A3 Integrated device providing overcurrent and overvoltage protection and common-mode filtering to data bus interface |
| 07/01/2004 | US20040127623 thermally stable polyimide resin and can contain a ferrite powder in such a high density as to form a satisfactory closed magnetic circuit structure |
| 07/01/2004 | US20040125628 High-frequency power inductance element |
| 07/01/2004 | US20040125534 Igniter transformer |
| 07/01/2004 | US20040124959 Transformer circuit arrangement |
| 07/01/2004 | US20040124950 Filtering induction device |
| 07/01/2004 | DE19960474B4 Transformator Transformer |
| 06/30/2004 | EP1434241A1 High frequency transformer having a higher leakage inductance boost winding |
| 06/30/2004 | CN2622823Y Loop three-phase cable winding transformer |
| 06/30/2004 | CN2622822Y Lead adapter of transformer |
| 06/30/2004 | CN2622821Y Transformer winding with low voltage wandering and its winding structure |
| 06/30/2004 | CN2622820Y On-line oil purifier loaded tap switch oil of transformer |
| 06/30/2004 | CN1508820A Transformer for switching power source for computer and method for winding oil winding thereof |
| 06/30/2004 | CN1508818A Electronic Component, transformer, inductor and method for manufacturing electronic components |
| 06/30/2004 | CN1508817A Structure for fixing inductor on substrate |
| 06/30/2004 | CN1155974C Transformer for generating high voltage |
| 06/30/2004 | CN1155972C Transformer |
| 06/29/2004 | US6757180 Electronic component base |
| 06/29/2004 | US6757174 Switching power-supply module |
| 06/29/2004 | US6755692 Connecting pin structure for a transformer core |
| 06/29/2004 | US6755312 Band type cluster mount |
| 06/24/2004 | US20040120083 Superconducting shielded core reactor with reduced AC losses |
| 06/24/2004 | US20040119577 Coil arrangement with variable inductance |
| 06/24/2004 | US20040119575 Inductive component with wire-guiding slots |
| 06/24/2004 | US20040119574 Inductor for radio frequency integrated circuit |
| 06/24/2004 | US20040119572 Hf transformer assembly having a higher leakage inductance boost winding |
| 06/24/2004 | DE202004006131U1 Silicon steel plate module e.g. for choke systems, has core modules comprising winding zone and magnetic flux region |
| 06/24/2004 | DE10356745A1 Zündspulenvorrichtung und Herstellungsverfahren dafür Ignition coil and production method thereof |
| 06/23/2004 | EP1431987A2 Electrical device, transformer or inductor, and method of manufacturing electrical device |
| 06/23/2004 | EP1431986A1 Coil assembly with variable inductance |
| 06/23/2004 | EP1430492A1 Inductance device |
| 06/23/2004 | EP1430491A1 Planar transformer comprising plug-in secondary windings |
| 06/23/2004 | CN2621331Y Transformer and battery charger with the transformer |
| 06/23/2004 | CN1506986A Capacity-regulating transformer |
| 06/23/2004 | CN1506985A Heat radiator for green high-energy transformer |
| 06/23/2004 | CN1506981A Cable with processed conducting wire core specially for winding |
| 06/23/2004 | CN1155026C Transformer bobbin |
| 06/23/2004 | CN1155025C Flat shape electronic component and its mfg. method |
| 06/22/2004 | US6753752 Silicon steel core spacing structure for improving induction |
| 06/22/2004 | US6753751 Magnetic core including magnet for magnetic bias and inductor component using the same |
| 06/22/2004 | US6753750 1.2 kV class porcelain bushing withstanding 45 kV standard lighting impulse voltage |
| 06/22/2004 | US6753749 Toroidal transformer enclosure |
| 06/17/2004 | WO2004051677A2 Rod ignition coil |
| 06/17/2004 | WO2004025695A3 Semiconductor device with wire bond inductor and method |
| 06/17/2004 | US20040113743 Magnetic core for xDSL modem transformer and its composition |
| 06/17/2004 | US20040113740 Transformer and transformer unit having the same |
| 06/17/2004 | US20040113735 Ignition coil device |
| 06/17/2004 | US20040113733 Fastening device for toroidal choking coil |
| 06/17/2004 | US20040113565 Inverter transformer and inverter circuit |
| 06/17/2004 | DE10356742A1 Zündspulenvorrichtung Ignition coil |
| 06/17/2004 | DE10356741A1 Zündspulenvorrichtung und Herstellungsverfahren dafür Ignition coil and production method thereof |
| 06/16/2004 | EP1429352A1 Electrical device and method of producing the same |
| 06/16/2004 | EP1287537B1 Inductive miniature component for smd-mounting and method for the production thereof |
| 06/16/2004 | EP1243066B1 High-voltage transformer |