Patents
Sitemap › H01 - Basic electric elements › H01F - Magnets; Inductances; Transformers; Selection of materials for their magnetic properties › H01F 5 - Coils
Patents for H01F 5 - Coils (6,752)
11/2008
11/13/2008US20080278167 Rf coil for imaging system
11/13/2008US20080278149 Air-core transformer position sensor
11/12/2008CN100432152C Varnish Composition, Process for preparing it, winding wire coated with it and obtained coil
11/11/2008US7449987 Transformer and associated method of making
11/11/2008US7449878 Linear and rotational inductive position sensor
11/06/2008US20080272873 Coil System for Contact-Free Magnetic Navigation of a Magnetic Body in a Working Chamber
11/06/2008US20080272788 Microcoil NMR Detectors
11/06/2008DE102007019800A1 Anordnung mit Magnetspule und Verfahren zur Herstellung Arrangement with magnet coil and methods for preparing
11/06/2008DE102006057438A1 Coil winding assembly arrangement coil has coil winding made of two different materials and copper coil wire is winded with aluminum coil wire alternativlety in layers
11/04/2008US7446639 Micro power converter and method of manufacturing same
11/04/2008US7446638 Multilayer inductor
10/2008
10/30/2008WO2008129756A1 Aligned multilayer-wound coil
10/30/2008WO2008129644A1 Coil and method of manufacturing coil
10/30/2008US20080266043 Planar transformer arrangement
10/29/2008CN101294635A Arrangement with a solenoid coil and method for the production thereof
10/23/2008WO2008057799A3 Split rogowski coil current measuring device and methods
10/22/2008EP1983529A1 Multilayer insulated wire and transformers made by using the same
10/21/2008US7439842 Laminated balun transformer
10/21/2008US7439841 Multi-loop type transformer
10/21/2008US7439840 Methods and apparatuses for high-performing multi-layer inductors
10/21/2008US7439839 High-current electrical coil, and transformer construction including same
10/21/2008US7439836 Magnetic field generating apparatus for magnetic resonance imaging
10/21/2008US7439684 Inductive lamp assembly
10/16/2008US20080252408 Coil Form for Forming an Inductive Element
10/16/2008US20080252395 Compact Coils for High Performance Filters
10/15/2008EP1981042A1 Inductive devices with granular magnetic materials
10/15/2008EP1440453B1 Size-reduced magnet coil carrier
10/15/2008CN101286402A Modified type coil device
10/14/2008US7436282 Miniature circuitry and inductive components and methods for manufacturing same
10/14/2008US7436281 Method to improve inductance with a high-permeability slotted plate core in an integrated circuit
10/14/2008US7436280 High-voltage transformer winding and method of making
10/14/2008US7436278 Electrical contacting of thin enameled wires of secondary windings of ignition coils having a contact crown and contact element
10/14/2008US7436173 Measurement configuration
10/09/2008US20080246578 Open pattern inductor
10/08/2008EP1978641A1 Method for compensation of temperature dependent variation of coil resistance and inductive proximity swich using said method
10/08/2008CN201130580Y High magnetoconductivity Rogowski coil
10/08/2008CN101281816A Tool and method for coiling as well as coil with outer sphere feet-rising thereof
10/07/2008US7432794 Variable integrated inductor
10/07/2008US7432792 High frequency thin film electrical circuit element
10/02/2008US20080238601 Inductive devices with granular magnetic materials
10/01/2008EP1854111B1 Winding method and coil unit
09/2008
09/30/2008US7429908 Coil form
09/30/2008US7428776 Method of manufacturing a magnetic head
09/25/2008WO2008113087A1 Coil with a mechanical layer winding
09/25/2008US20080231407 Coupled inductor structure
09/25/2008US20080231406 Surface mount magnetic device
09/25/2008US20080231403 Independent planar transformer
09/25/2008US20080231402 Inductor devices
09/25/2008US20080231263 Distance, orientation and velocity measurement using multi-coil and multi-frequency arrangement
09/24/2008CN101273418A Multilayer insulated wire and transformer using the same
09/24/2008CN100420922C Magnetic circuit arrangement for a measuring sensor
09/23/2008US7427910 Winding structure for efficient switch-mode power converters
09/23/2008US7427839 Inductively powered apparatus
09/18/2008US20080224811 Magnetic core-coil device
09/18/2008US20080224807 Horizontal magnet arrangement with radial access
09/18/2008US20080223974 Winding jig polygonal coil, and method of manufacturing polygonal coil
09/17/2008EP1970919A2 Electromagnetic coil
09/16/2008US7425884 Electrical device and method of producing the same
09/11/2008US20080218302 Inductive conductivity sensor
09/11/2008US20080218300 Transformer
09/11/2008DE102004005278B4 Verfahren zur Herstellung transversaler nichtzylindrischer Gradientenspulen mit zumindest einem divergenten Abschnitt A process for producing non-cylindrical transverse gradient coils with at least one divergent section
09/10/2008EP1968078A1 Inductor for a dynamometer system and method for its production
09/10/2008EP1230650B1 Connector carrier and method for connecting the connector carrier to an injection-molded part
09/10/2008CN101263636A Device for recharging batteries
09/09/2008US7423884 Multilayer circuit board
09/09/2008US7423509 Coil comprising several coil branches and micro-inductor comprising one of the coils
09/09/2008US7423508 Control of eddy currents in magnetic vias for inductors and transformers in integrated circuits
09/04/2008DE10309314B4 Magnetresonanzabbildungsvorrichtung mit einem Kühlabschnitt zum Kühlen von Steuereinrichtungen A magnetic resonance imaging apparatus having a cooling section for cooling control means
09/04/2008DE102007009232B3 Device for generating magnetic field in goal area for goal decision making, has two coils arranged parallel to goal area defined, and limited by goal, where former coil is placed in area behind goal
09/03/2008EP0882217B1 Encapsulated transducer and method of manufacture
09/02/2008US7420452 Inductor structure
09/02/2008US7420451 Symmetrical differential inductor
08/2008
08/28/2008US20080204183 3d-coil for saving area used by inductances
08/28/2008US20080204139 Reconfigurable distributed active transformers
08/28/2008DE102006035347B4 Elektromagnetisches Ventil und Herstellungsverfahren für dieses A solenoid valve and manufacturing method for this
08/27/2008EP1962298A2 Coil unit and electronic instrument
08/27/2008CN101253584A Coil former
08/26/2008US7417525 High efficiency inductor, method for manufacturing the inductor, and packaging structure using the inductor
08/26/2008US7417524 Magnetic-bias ferromagnetic spiral inductor
08/26/2008US7417523 Ultra-thin flexible inductor
08/26/2008CA2325492C Magnetic resonance detection coil that is immune to environmental noise
08/21/2008US20080198560 Thin-film magnetic device, and electronic component module having same
08/21/2008US20080197957 Coil unit and electronic instrument
08/21/2008US20080197954 Arrangement for cooling a gradient coil
08/21/2008DE202008007037U1 Kontakt Contact
08/21/2008DE102007008122A1 Anordnung zur Kühlung einer Gradientenspule Arrangement for cooling a gradient coil
08/20/2008CN101246762A Copper-coated aluminum electromagnetic wire
08/19/2008US7414510 Low-profile planar transformer
08/19/2008US7414509 Miniature surface-mount electronic component and method for manufacturing the same
08/19/2008US7414508 Common mode choke coil and method of manufacturing the same
08/19/2008US7414507 Planar transformer arrangement
08/19/2008US7414506 Semiconductor integrated circuit and fabrication method thereof
08/19/2008US7414505 High frequency inductor having low inductance and low inductance variation and method of manufacturing the same
08/14/2008WO2008060551A3 Wire-less inductive devices and methods
08/14/2008DE102007006160A1 Electrical coil, has winding formed by conductor and embedded in electrically insulated shroud, where shroud is in thermal contact with winding and is partially composed of material i.e. plastic material, with high heat conductivity
08/13/2008EP1955337A1 Cassette coil and rotating electrical machine having the cassette coil
08/13/2008CN100411072C Plane magnetic field generation method
08/12/2008US7411479 Inductive coil assembly
08/07/2008WO2008093645A1 Assembled conductor and its manufacturing method
08/07/2008US20080186125 Inductance component
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