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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03/08/1995 | EP0636272A4 Magnetized material having enhanced magnetic pull strength and a process and apparatus for the multipolar magnetization of the material. |
03/07/1995 | US5396210 Dry-type transformer and method of manufacturing |
03/07/1995 | US5394721 Method of producing permalloy cores |
03/07/1995 | US5394720 Apparatus for producing form wound stator coils |
03/02/1995 | WO1995006319A1 Ignition coil assembly |
03/01/1995 | EP0640964A1 Target for magneto-optical recording medium and process for production therefof |
03/01/1995 | EP0640240A1 Strip conductor for transformers |
03/01/1995 | CN1027777C Improvements in laminations |
02/28/1995 | US5393805 Epoxy resin composition for insulating a coil, and a coil molded from the composition |
02/28/1995 | US5393355 Low-iron loss grain oriented electromagnetic steel sheet and method of producing the same |
02/28/1995 | US5393001 Core chuck for coil winding |
02/23/1995 | WO1995005678A1 Methods for fabrication of thin film inductors, inductor networks and integration with other passive and active devices, and the resultant devices |
02/22/1995 | CN1099214A Method for the manufacture of a degaussing coil, and coil obtained by this method |
02/21/1995 | US5391403 Method of manufacturing a sensor having a magnetic film |
02/16/1995 | WO1995004996A1 Sm2Fe17 ALLOY WITH Ta ADDITION AND THE PREPARATION PROCEDURE |
02/16/1995 | DE4428693A1 Process for producing a ferrite magnet |
02/14/1995 | US5390142 Memory material and method for its manufacture |
02/14/1995 | US5389482 Magnetic particle powder included in magnetic toners for magnetic image character recognition |
02/14/1995 | US5389428 Insulating housing contains metal of the type included in magnetic material |
02/14/1995 | CA1334447C Perpendicular anisotropy in thin film devices |
02/09/1995 | WO1995004362A1 Process for manufacturing alnico system permanent magnet |
02/08/1995 | CN2189349Y Constant voltage apparatus for drying |
02/07/1995 | US5388019 Magnetic thin film structures fabricated with edge closure layers |
02/07/1995 | US5387894 Distribution transformers |
02/07/1995 | US5387551 Method of manufacturing flat inductance element |
02/01/1995 | EP0637122A1 An apparatus and method of controlling a step-down ratio of an autotransformer in response to an input voltage |
02/01/1995 | EP0636272A1 Magnetized material having enhanced magnetic pull strength and a process and apparatus for the multipolar magnetization of the material |
02/01/1995 | EP0636102A1 Yarn tensioning apparatus |
01/31/1995 | US5386206 Layered transformer coil having conductors projecting into through holes |
01/31/1995 | US5385757 Trickle resin impregnation by mixing resin in free fall with a curing agent |
01/31/1995 | US5384957 Method for producing a magnet roll |
01/26/1995 | DE4324558A1 Inductive sensor |
01/25/1995 | EP0635664A1 Encapsulated solenoid operated valve assembly |
01/24/1995 | US5384680 Perpendicular anisotropy in thin film devices |
01/24/1995 | US5383266 Method of manufacturing a laminated coil to prevent expansion during coil loading |
01/19/1995 | DE4323656A1 Method of adhesively bonding permanent-magnetic materials |
01/18/1995 | EP0634758A1 Magnetic medium and method of manufacturing the same |
01/18/1995 | CN1027473C Anticorrosine rare-earth-transition metal series magnet and method thereof |
01/17/1995 | US5382860 Electromagnetic pump stator core |
01/17/1995 | EP0646277A4 Giant magnetoresistant single film alloys. |
01/12/1995 | DE4422827A1 Layered potted (encapsulated) winding and a method for its production |
01/10/1995 | US5379600 Superconducting magnet and method for assembling the same |
01/10/1995 | US5379511 Armature winding method and apparatus |
01/04/1995 | EP0632567A2 Method and device for automatic forming of packs of trimmed metal sheets for the manufacture of armatures of electrical machinery or the like |
01/04/1995 | EP0632472A1 Current transformer using a laminated toroidal core structure and a lead frame |
01/03/1995 | US5378297 Ferrite chip bead and method for making same |
12/28/1994 | EP0631368A2 Coil winding method and a combination of a coil winding jig and a coil winding machine for carrying out the same |
12/28/1994 | EP0631293A1 Planar inductor and method of operatively calibrating the same in a RF system |
12/22/1994 | WO1994029889A1 A machine for making sets of magnetic ribbons for use in distribution transformer cores |
12/21/1994 | CN2185921Y Electronic watch coil winding machine |
12/13/1994 | US5373238 Four layer magnetoresistance device and method for making a four layer magnetoresistance device |
12/08/1994 | WO1994028562A1 Winding head |
12/08/1994 | WO1994028552A1 Memory material and method for its manufacture |
12/07/1994 | CN2184973Y Middle and high voltage coil grating multi-groove framework of commercial frequency induction transformer |
12/07/1994 | CN1096130A Special temp compensation method of rare-earth permanent-magnet material |
12/06/1994 | US5370766 Forming conductive layer on substrate, forming patterned dielectric layer thereon, formed patterned thin film conductor above the dielectric layer to provide inductor |
11/30/1994 | EP0558691B1 New category of magnetic materials, their production and use |
11/30/1994 | CN1095854A Circuit wave filter |
11/29/1994 | US5369389 Transformer comprising a plastics coil former |
11/29/1994 | US5368948 Tags and markers with substrates and active magnetic layers, deactivation nickel material formed by electrodeposition and clamping |
11/29/1994 | US5367931 Cutting apparatus for cutting strip material by a plurality of slitter units to obtain a plurality of ribbon core materials in one operation with high precision |
11/29/1994 | US5367760 Method of making a narrow profile transformer |
11/27/1994 | CA2124227A1 Method and device for automatic forming of packs of trimmed metal sheets for the manufacture of armatures of electrical machinery or the like |
11/22/1994 | US5365652 Method for making a search coil frame assembly for metal detectors |
11/17/1994 | EP0624868A2 Magnetoresistance effect elements and method of fabricating the same |
11/17/1994 | DE4241656A1 Method for connecting a winding outgoer of a transformer to a bushing conductor |
11/16/1994 | CN1095182A Rare earth-iron-base permanent-magnet carbonide containing gallium and its preparation method |
11/15/1994 | US5365203 Delay line device and method of manufacturing the same |
11/15/1994 | US5364253 Magnetic circuit component molding device |
11/15/1994 | US5364014 Method of and apparatus for manufacturing electronic component |
11/10/1994 | WO1994025970A1 Process and device for establishing contact between wound wires and terminals |
11/09/1994 | CN1094844A Coil winding element |
11/09/1994 | CN1094843A Rare-earth magnetic powder, preparation of same and resin-adhered magnetic body |
11/09/1994 | CN1094834A Multilayered sendust films utilizing gas doping and optimized sendust seed layers |
11/08/1994 | US5363081 Line transformer and manufacturing process thereof |
11/08/1994 | US5362417 Method of preparing a stable colloid of submicron particles |
11/08/1994 | US5362336 Permanent magnet material |
11/08/1994 | US5362006 Segment removal assembly for winding machine |
11/08/1994 | CA2039989C Electromagnetic sensor element and methods and apparatus for making and using same |
11/02/1994 | EP0622848A1 Chip-type circuit component and method of manufacturing the same |
11/02/1994 | EP0622791A1 Composite magneto-optic memory and media |
11/01/1994 | US5360674 Permanent magnet coated with Ni or Ni alloy having a specific cell structure and growth pattern |
11/01/1994 | US5360178 Multiple coiling machine for winding electrical coils |
10/27/1994 | DE4313255A1 Device and circuit for controlling the wire tension on winding machines for the production of electrical coils |
10/26/1994 | EP0621612A1 Method for coating a toroidal core as edge protector |
10/26/1994 | CN2181072Y Coil pressure immersion varnish machine |
10/26/1994 | CN2181071Y Clamp tool for winding small transformer |
10/25/1994 | US5359311 Solid inductor with vitreous diffused outer layer |
10/25/1994 | US5358659 Submicron ion exchange resin bead containing two crystallites of iron(III)oxide |
10/25/1994 | US5358215 Encapsulated solenoid operated valve assembly |
10/20/1994 | DE4331621C1 Method and device for producing inner windings in an inner groove of an annular body, in particular a rotary transformer |
10/20/1994 | DE4312444A1 Device for coating substrates, in particular with magnetisable materials |
10/19/1994 | EP0620574A2 Hook type coil winding machine |
10/19/1994 | EP0620573A2 Flux spreading thin film magnetic devices |
10/18/1994 | US5357389 Alumina material useful with thin film heads |
10/18/1994 | US5356514 Reactive etching in chlorine-containing gas while heated post-treating and purified water treatment |
10/12/1994 | EP0619585A1 FeRhGaSi soft magnetic materials for inductive magnetic heads |
10/12/1994 | EP0619584A2 Magnetic body formed from encapsulated ferromagnetic particles and method for the manufacture thereof |
10/11/1994 | US5353669 Shear for sheet material and method for forming a transformer core from the sheet material |
10/11/1994 | US5353494 Method for assembling a distribution transformer with conforming layers |