Patents for H01F 3 - Cores, yokes or armatures (3,764) |
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08/17/2004 | US6778034 EMI filters |
08/12/2004 | US20040158801 Method of manufacturing an inductor |
08/11/2004 | EP1445779A2 Corrosion-resistant laminated steel part and corrosion-proofing method for laminated steel parts |
08/11/2004 | EP1444706A1 Inductive component and method for producing same |
08/10/2004 | US6774758 Low harmonic rectifier circuit |
08/10/2004 | US6774756 Functional material-composite structural magnetic core |
08/05/2004 | WO2004066438A1 Antenna core |
08/05/2004 | WO2004066322A2 Antenna core and method for producing an antenna core |
08/05/2004 | US20040150503 Gapped amorphous metal-based magnetic core |
08/05/2004 | US20040150500 Controlled induction device and method of manufacturing |
08/05/2004 | US20040150285 Low core loss amorphous metal magnetic components for electric motors |
08/05/2004 | DE10302646A1 Antennenkern und Verfahren zum Herstellen eines Antennenkerns Antenna core and method for manufacturing an antenna core |
08/03/2004 | US6771157 Wire-wound coil |
08/03/2004 | US6771156 Choke |
07/29/2004 | WO2004064084A2 Self-damped inductor |
07/28/2004 | EP1440498A1 Rod coil for ignition systems |
07/28/2004 | EP1163686B1 Electromagnet |
07/27/2004 | US6768409 Magnetic device, method for manufacturing the same, and power supply module equipped with the same |
07/27/2004 | US6768408 Method of configuring common mode/differential mode choke |
07/22/2004 | WO2004061837A1 Magnetic field generator and magneto-optical information storage device |
07/22/2004 | WO2004061287A2 Fuel injector having segmented metal core |
07/22/2004 | US20040140880 Coupling device |
07/22/2004 | US20040140876 Inductor component |
07/21/2004 | EP1439554A1 Inductive component |
07/21/2004 | CN1514451A Iron core structure having gap used for magnetic unit |
07/21/2004 | CN1158680C 变压器/电抗器 Transformer / reactor |
07/15/2004 | US20040137247 Magnetic core and magnetic core-use adhesive resin composition |
07/15/2004 | US20040135660 Low profile high current multiple gap inductor assembly |
07/15/2004 | DE10260246A1 Spulenanordnung mit veränderbarer Induktivität Coil arrangement with variable inductance |
07/15/2004 | DE10257380A1 Verfahren zur Einstellung von Abständen in magnetischen Kreisen Method for setting intervals in magnetic circuits |
07/14/2004 | EP1437748A2 Inverter transformer to light multiple lamps |
07/13/2004 | US6762666 Toroidal core for a toroid |
07/08/2004 | US20040130426 Inverter transformer to light multiple lamps |
07/08/2004 | DE10211511B4 Verfahren zum Fügen von planaren übereinander angeordneten Laminaten zu Laminatpaketen oder Laminatbauteilen durch Laserstrahlschweißen The method for joining planar stacked laminates to laminate packages or laminate components by laser welding |
07/07/2004 | EP1261844B1 System for generating electric energy from a magnetic field |
07/07/2004 | CN1156320C Magnetic field applicator for heating magnetic or magnetizable substance or solids in bioloigcal tissue |
07/01/2004 | WO2004042746A3 Bulk laminated amorphous metal inductive device |
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 | DE10260668A1 Armature for electromagnetic actuator e.g. for internal combustion engine gas exchange valve, has armature plate made of plastics matrix filled with ferromagnetic particles |
07/01/2004 | DE10259117A1 Inductive component to be magnetically compensated in ferromagnetic circuit has coil and magnetic circuit made from ferromagnetic material |
06/30/2004 | CN1508591A Magnetic actuator |
06/24/2004 | US20040119577 Coil arrangement with variable inductance |
06/24/2004 | US20040119576 Noncontact coupler |
06/24/2004 | US20040119569 Magnetic actuator |
06/24/2004 | US20040118952 Fuel injector having segmented metal core |
06/24/2004 | DE202004006131U1 Silicon steel plate module e.g. for choke systems, has core modules comprising winding zone and magnetic flux region |
06/23/2004 | EP1431986A1 Coil assembly with variable inductance |
06/23/2004 | EP1431985A2 Magnetic actuator |
06/23/2004 | CN1507637A Magentic core and magnetic core-use adhesive resin composition |
06/23/2004 | CN1506983A Composite magnetic material, magnetic core and magnetic element using the same composite magnetic element |
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 |
06/17/2004 | US20040113744 Complex magnetic material, and core and magnetic element using the complex magnetic material |
06/17/2004 | US20040113743 Magnetic core for xDSL modem transformer and its composition |
06/17/2004 | US20040113742 Ferrite core, CATV equipment and bi-directional CATV system |
06/17/2004 | US20040111871 Method for adjusting spacings in magnetic circuits |
06/17/2004 | DE10255376A1 Inductive structural element, useful for the transfer of energy or data from primary to secondary circuit, comprising air gaps and a frame type core |
06/16/2004 | EP1429350A2 Method for adjusting distances in magnetic circuits |
06/10/2004 | US20040108932 Step-up transformer for magnetron driving |
06/10/2004 | US20040108928 Choke |
06/02/2004 | CN1500441A Static magnetic field generating apparatus and magnetic resonance imaging apparatus |
06/01/2004 | US6744342 High performance bulk metal magnetic component |
05/27/2004 | WO2004043633A1 Fe-Si ALLOY POWDER CORES AND FABRICATION PROCESS THEREOF |
05/25/2004 | US6741155 Transformer |
05/21/2004 | WO2004042746A2 Bulk laminated amorphous metal inductive device |
05/20/2004 | US20040095221 Inductor assembly |
05/20/2004 | US20040095141 Static magnetic field generating apparatus and magnetic resonance imaging apparatus |
05/19/2004 | EP1420419A1 Inductor assembly |
05/19/2004 | EP1420147A1 Workpiece comprising interconnected lamination stacks |
05/19/2004 | EP1419510A1 Magnetically hard object and method for adjusting the direction and position of a magnetic vector |
05/13/2004 | WO2004040598A1 Coupling device |
05/13/2004 | WO2004040597A1 Inductance part and electronic device using the same |
05/13/2004 | US20040090300 Ferrite cores with a new shape |
05/13/2004 | CA2504176A1 Coupling device |
05/12/2004 | CN1495813A Step-up transformer for driving magnetron |
05/11/2004 | US6734773 Transformer with integrated inductor |
05/11/2004 | US6732998 Method of forming laminated core and electromagnetic type valve driving device |
05/06/2004 | US20040085174 Bulk laminated amorphous metal inductive device |
05/06/2004 | US20040084987 Rotating electric machines with magnetic circuit for high voltage and method for manufacturing the same |
05/06/2004 | US20040083600 Shapeable lamination stack and method of manufacture |
05/06/2004 | US20040083599 Method of manufacturing a stacked core for a magnetic induction device |
05/06/2004 | EP0888628B1 Transformer/reactor |
04/29/2004 | WO2004036605A1 Single-phase transformer |
04/29/2004 | WO2003077603A3 Magnetron drive boosting transformer |
04/29/2004 | US20040080978 Planar inductive element |
04/29/2004 | US20040078960 Multilayer composite of hysteresis and dielectric layers; stability; concurrent firing |
04/28/2004 | EP1414051A1 Method for manufacturing coil device |
04/22/2004 | US20040075968 High frequency laminated device |
04/22/2004 | US20040075517 Rod coil for ignition systems |
04/22/2004 | US20040074564 Inductive component and method for producing same |
04/21/2004 | EP1411255A1 Stator core for a magnetic bearing |
04/21/2004 | CN1490829A Magnetic core and magnetic field shielding component and coil, transformer, electronic apparatus and camera device |
04/15/2004 | DE10034427B4 Verfahren zum Herstellen eines aus einem magnetischen Werkstoff hergestellten Gegenstandes mit vorbestimmten magnetischen Eigenschaften A method of manufacturing an article made of a magnetic material having predetermined magnetic properties |
04/08/2004 | WO2002019350A8 A method of manufacturing an inductor |
04/08/2004 | US20040066267 Toroidal inductive devices and methods of making the same |
04/07/2004 | EP0901711B1 A rotating asynchronous converter |
04/07/2004 | CN1488153A Toroidal inductive devices and methods of making the same |
04/07/2004 | CN1487536A Noncrystalline soft magnetic alloy powder and dust core, electricwale absorber using the same |
04/06/2004 | US6717504 Magnetic core including bias magnet and inductor component using the same |
04/01/2004 | WO2004027795A1 Method for manufacturing bonded magnet and method for manufacturing magnetic device having bonded magnet |