| Patents for H01F 41 - Apparatus or processes specially adapted for manufacturing or assembling the devices covered by this subclass (27,155) |
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| 02/19/1998 | DE19638250C1 Drahtführungsvorrichtung für eine Spulenwickelmaschine Wire guide device for a coil winding machine |
| 02/19/1998 | DE19638238C1 Vorrichtung zur Regelung der Zugkraft eines Spulenwickeldrahtes Apparatus for regulating the tensile force of a coil winding wire |
| 02/19/1998 | DE19633197A1 Manufacture of electrical inductive devices e.g. coil and core assemblies for mounting on circuit boards |
| 02/18/1998 | EP0824260A1 Method of forming a thin film magnetic structure having ferromagnetic and antiferromagnetic layers |
| 02/18/1998 | CN1173760A Electromagnetic machine |
| 02/18/1998 | CN1173721A Carbide permanent magnet and its prepn. method |
| 02/18/1998 | CN1037473C Dewatering device with planar coil construction |
| 02/17/1998 | US5719544 Transformer with controlled interwinding coupling and controlled leakage inducances and circuit using such transformer |
| 02/12/1998 | WO1998006114A1 Winding, particularly for a high-voltage ignition coil circuit |
| 02/12/1998 | WO1998006112A1 Planar transformer |
| 02/12/1998 | DE19734225A1 Radially anisotropic sintered rare earth-iron-boron based magnet production |
| 02/11/1998 | CN1173028A Method for manufacturing magnetic anisotropic resin mating-type magnetic body |
| 02/10/1998 | US5717243 Integrated circuit with an improved inductor structure and method of fabrication |
| 02/10/1998 | US5717235 Non-volatile memory device having ferromagnetic and piezoelectric properties |
| 02/10/1998 | US5716461 Functionally gradient permanent magnet actuators |
| 02/10/1998 | US5715591 Process and design for producing inside coils |
| 02/05/1998 | WO1998005047A1 Core of a transformer with stacked metal sheets, process and device for producing the metal sheets |
| 02/05/1998 | DE19636073C1 Verfahren und Vorrichtung zur Herstellung eines induktiven Bauelementes Method and apparatus for producing an inductive component |
| 02/05/1998 | DE19631375A1 Machine-wound toroidal core choke e.g. for data line systems |
| 02/05/1998 | DE19629930A1 Kern eines Transformators mit geschichteten Blechen sowie eine Vorrichtung und ein Verfahren zur Herstellung der Bleche A transformer core having laminated sheets as well as an apparatus and a method for producing the sheets |
| 02/04/1998 | EP0822658A1 Inductor assembly and method of making same |
| 02/04/1998 | CN2273889Y Inversion mechanism for mfg. conductor |
| 02/03/1998 | US5714822 Coil for electric machine and manufacturing method thereof |
| 02/03/1998 | US5714084 Electrically insulating liquid having fine particles dispersed therein comprising magnetic core covered by electroconductive polymer and coated with surfactant |
| 01/29/1998 | WO1998004106A1 Method for making printed circuits and resulting printed circuit |
| 01/29/1998 | WO1998004105A1 Method for making printed circuits and resulting printed circuit |
| 01/29/1998 | WO1998003981A1 Method of manufacturing bonded magnets of rare earth metal, and bonded magnet of rare earth metal |
| 01/29/1998 | WO1998003937A1 Method and device for producing an electronic component, in particular for producing an induction coil for chip cards |
| 01/29/1998 | DE19629269A1 Vorrichtung und Verfahren zur Herstellung eines elektronischen Bauteils, insbesondere zur Herstellung einer Induktionsspule für Chipkarten Apparatus and method for manufacturing an electronic component, in particular for the production of an inductor for chip cards |
| 01/28/1998 | EP0820373A1 Assembly of at least two components to be secured together |
| 01/28/1998 | CN1171639A Magnetostatic wave device |
| 01/21/1998 | CN1037142C Method for manufacture of degaussing coil, and coil obtined by this method |
| 01/20/1998 | US5709353 Winding device for forming an electric coil on a magnetic circuit with an air-gap |
| 01/15/1998 | WO1998001873A1 Ignition coil for an internal combustion engine |
| 01/13/1998 | US5708721 Coil assemblies |
| 01/13/1998 | US5708405 Superconducting coil and manufacturing method thereof |
| 01/13/1998 | US5707887 Method of manufacturing a non-volatile random accessible memory device |
| 01/13/1998 | US5707753 Pulse generating element and a method and an apparatus for manufacturing the same |
| 01/07/1998 | EP0816117A1 Thermal transfer medium and coating formulation |
| 12/31/1997 | WO1997050281A1 Filter chip |
| 12/31/1997 | CN1036880C Method for mfg. rare-earth iron-nitride permanent magnet material |
| 12/29/1997 | EP0814560A1 Magnetostatic wave device |
| 12/24/1997 | WO1997049105A1 Monolithic thick film inductor and method for making same |
| 12/24/1997 | CN1168419A Method for improving corrosion resistance of aluminium plated surface |
| 12/23/1997 | US5699977 Coil winding device and coil winding method |
| 12/17/1997 | CN1167990A Dust core, iron powder therefor and method of making same |
| 12/17/1997 | CN1167842A Cerium-containing magnetic garnet single crystal and production method therefor |
| 12/16/1997 | US5699025 Thin film chip-type filter with an external electrode formed on an adhesion layer |
| 12/11/1997 | DE19724473A1 Suppression filter for reducing switching interference signals in static converter |
| 12/10/1997 | EP0812066A1 High-frequency device |
| 12/10/1997 | EP0811995A1 Magnet coil and method for manufacturing the same |
| 12/10/1997 | EP0811994A1 Permanent magnet for ultrahigh vacuum application and method for manufacturing the same |
| 12/09/1997 | US5694679 Device for automatic forming of packs of trimmed metal sheets for the manufacture of armatures of electrical machinery or the like |
| 12/04/1997 | WO1997045849A1 A method of manufacturing magnetic cores |
| 12/03/1997 | EP0810615A2 Soft-magnetic powder composite core having particles with insulating layers |
| 12/03/1997 | EP0809851A1 High temperature electrical insulation system |
| 12/03/1997 | EP0662239B1 Process for manufacturing alnico system permanent magnet |
| 12/03/1997 | CN2269632Y Coil winder for rolled iron core transformer |
| 12/02/1997 | US5692483 Ignition coil used for an internal combustion engine |
| 12/02/1997 | US5692290 Method of manufacturing a chip inductor |
| 11/27/1997 | WO1997044692A2 Fabrication of small-scale coils and bands as photomasks on optical fibers for generation of in-fiber gratings, electromagnets as micro-nmr coils, microtransformers, and intra-vascular stents |
| 11/26/1997 | CN1166230A Electrical winding with a low potential difference between adjacent turns |
| 11/26/1997 | CN1166023A Method for winding coil capable of increasing high frequency band sensitivity |
| 11/25/1997 | US5690771 Flattening |
| 11/20/1997 | WO1997043773A1 Chip coil winding machine |
| 11/20/1997 | DE19631474C1 Device for impregnating electric machine windings e.g. impregnating stator or rotor windings with liquid resin |
| 11/18/1997 | US5688711 Monolithic multilayer ultra thin chip inductors and method for making same |
| 11/18/1997 | US5688575 Electrical devices |
| 11/12/1997 | EP0805721A1 Adhesively bonded laminate for use in an electrical apparatus such as a transformer, generator, or motor |
| 11/11/1997 | US5686193 Silicon-aluminum-iron alloy, transducers, magnetic disks |
| 11/11/1997 | US5685910 Apparatus for coating an electromagnetic coil |
| 11/11/1997 | US5685065 Samarium-cobalt alloy |
| 11/06/1997 | WO1997029497A3 Bulk fabricated electromagnetic micro-relays/micro-switches and method of making same |
| 11/05/1997 | EP0804799A1 Device and process for producing a coil arrangement |
| 11/05/1997 | EP0804628A1 Method of manufacture of amorphous transducer elements |
| 11/04/1997 | US5683568 Electrodeposition of nickel-iron thin films from baths of ethylenediamine and diethylenetriamine with nickel chloride and iron chloride |
| 11/04/1997 | US5682670 Method for the fabrication of multipole magnets |
| 10/30/1997 | DE19711733A1 Magnetic recording medium |
| 10/29/1997 | EP0696381B1 Process and device for establishing contact between wound wires and terminals |
| 10/29/1997 | CN1163467A Transformer, coil, winding and its producing method |
| 10/29/1997 | CN1163466A Wire-wound element for mounting on printed circuit board |
| 10/28/1997 | US5681426 Protecting the dielectric layer by vapor depositing a carbon barrier layer sandwiched between magnetic and dielectric layers; photolithography |
| 10/28/1997 | US5681006 Apparatus for winding an electrical conductor on a coil form |
| 10/22/1997 | EP0700571A4 Memory material and method for its manufacture |
| 10/22/1997 | EP0584295B1 Method for mounting an electrical coil on a magnetic circuit having an air gap |
| 10/21/1997 | US5680087 Wind type coil |
| 10/15/1997 | EP0801460A2 Encapsulated, integrated power magnetic device and method of manufacture therefor |
| 10/15/1997 | CN1162185A Magnetic-ring linked coil |
| 10/14/1997 | US5677661 For use in a tape recorder |
| 10/14/1997 | US5676998 Thin film magnet, cylindrical ferromagnetic thin film and production method thereof |
| 10/09/1997 | DE19640676A1 Production of micro-coils used as sensor in nozzle arrangements |
| 10/08/1997 | EP0800182A1 Thin soft magnetic alloy strip |
| 10/08/1997 | EP0799488A1 Electrical winding with a low potential difference between adjacent turns |
| 10/08/1997 | CN2264406Y Tightener |
| 10/02/1997 | WO1997036307A1 A method of producing an lc-circuit |
| 10/02/1997 | WO1997036306A1 A method of producing an lc-circuit |
| 10/02/1997 | WO1997035815A1 Ferrite magnet, and powder for ferrite magnet and production process thereof |
| 10/01/1997 | CN1160918A Method of manufacturing saddle coils having different dimensions |
| 10/01/1997 | CN1160917A Mould for producing winding of resin-insulated dry power transformer |
| 10/01/1997 | CN1160915A Method for producing unidirectional silicon steel plate with excellent magnetic character |