H01F 21 - Variable inductances or transformers of the signal type

Patents for H01F 21 - Variable inductances or transformers of the signal type (1,432)
02/2012
02/22/2012	CN102360734A Intelligent wedged smoothly adjustable reactor
02/22/2012	CN102360733A Magnetic saturation type three-phase controllable reactor
02/21/2012	US8120456 Balancing circuit for a metal detector
02/14/2012	US8115582 Inductor topologies with substantial common-mode and differential-mode inductance
02/08/2012	CN202142373U 一种新型单相磁性调压器 A new single-phase magnetic regulator
02/05/2012	CA2744717A1 Electronic device including actuator for providing tactile output
02/01/2012	CN202134397U 变比可调型电流互流器 Adjustable current mutual ratio converter
02/01/2012	CN202134313U 可调电感器 Adjustable inductor
01/2012
01/24/2012	US8102232 Variable inductor
01/24/2012	US8102229 System for a linear drive
01/10/2012	US8093978 Coil component
01/04/2012	CN102306533A High-power adjustable inductor
12/2011
12/29/2011	WO2011138676A3 Integrated microfluidic sensor system with magnetostrictive resonators
12/29/2011	US20110314662 Continuous mechanical tuning of transformers inserted in rf-safe transmission lines for interventional mri
12/28/2011	CN202093925U 一种电阻可调中性点接地干式空心电抗器 A resistor adjustable neutral grounding dry hollow reactor
12/28/2011	CN202093924U 可调式补偿电抗器 Adjustable compensation reactor
12/28/2011	CN202093923U 一种可调电感器 An adjustable inductor
12/21/2011	CN202084378U 一种可平滑调节输出电压的电力变压器 One kind of smoothly adjustable output voltage power transformers
12/21/2011	CN202084377U 一种电感器 An inductor
12/08/2011	WO2011153162A1 Through via inductor or transformer in a high-resistance substrate with programmability
12/08/2011	DE102008023953B4 Manuell bedienbare Betätigungsvorrichtung und deren Verwendung Manually operated actuating device, and the use thereof
12/07/2011	CN202068333U 一种熔炼电源结构 One kind of melting power structure
11/2011
11/30/2011	EP1676284B1 Core for a controllable inductive device
11/30/2011	CN202053006U 石英坩埚冶炼弧焊器 Quartz crucible smelting Arc Welding
11/30/2011	CN101593608B 调感滤波电抗器 Sense of tone filter reactor
11/24/2011	US20110285490 An Electrical Assembly For Use With a Rotary Transformer and Method For Making the Same
11/23/2011	CN101047058B Coil component
11/22/2011	US8064872 On chip transformer isolator
11/16/2011	CN202042309U Adjustable iron core reactor
11/10/2011	WO2011138676A2 Integrated microfluidic sensor system with magnetostrictive resonators
11/09/2011	CN102237172A Continuously tunable inductor with variable resistors
11/09/2011	CN101377970B Interactive screw type inductive element
11/08/2011	US8054149 Monolithic inductor
11/01/2011	US8049116 Circuit substrate and method for fabricating inductive circuit
10/2011
10/27/2011	US20110260819 Continuously tunable inductor with variable resistors
10/26/2011	CN101027733B Bulk laminated amorphous metal inductive device
10/20/2011	WO2011129717A1 Three-phase electrical reactor with magnetic biasing
10/20/2011	US20110254648 Movable transformer embedded into an opening of a pcb and a method of installing the same
10/13/2011	US20110248812 Current-controlled variable inductor
10/12/2011	CN202008895U High-voltage magnetic saturation type single-phase controllable reactor
10/12/2011	CN202008894U Cross magnetization single-phase controllable reactor
10/11/2011	US8035470 Protection of permanent magnets in a DC-inductor
10/06/2011	WO2011121601A2 A switched inductor bank
10/05/2011	EP2370981A1 An integrated planar variable transformer with embedded magnetic core
10/05/2011	CN202003797U Magnetic saturation type single phase controllable reactor
10/05/2011	CN202003796U High-voltage orthogonal magnetic uniphase controllable reactor
10/05/2011	CN102208247A High-voltage magnetic saturation single-phase controllable reactor
10/05/2011	CN102208246A High-voltage orthogonal magnetized single-phase controllable reactor
10/05/2011	CN102208245A Magnetic saturation type single-phase controllable reactor
10/05/2011	CN102208244A Orthogonal magnetized single-phase controllable reactor
09/2011
09/29/2011	US20110234354 Variable inductor
09/29/2011	US20110234351 Coil component
09/28/2011	CN102203885A A controllable reactor and fabrication method thereof
09/21/2011	CN201984926U 可平滑调节输出电压的电力变压器 The output voltage can be smoothly adjusted power transformers
09/20/2011	US8022805 Spiral inductor device
09/20/2011	US8022803 Transformer
09/15/2011	WO2011110951A2 Electromagnetic system with no mutual inductance and an inductive gain
09/14/2011	CN102187410A Variable inductor
09/14/2011	CN102187409A Coil part
09/14/2011	CN102185578A 电子电路和电子装置 Electronic circuits and electronic devices
09/07/2011	CN102176369A Adjustable long-clearance reactor capable of working for long time
09/07/2011	CN102175128A Differential transformer type line displacement sensor and manufacture and use methods thereof
09/06/2011	US8013709 Conductive module and assembly structure having such conductive module
09/06/2011	US8013706 System for contactless energy transmission
08/2011
08/31/2011	CN101615482B Continuous adjustable iron-core reactor
08/24/2011	CN101354951B Magnetic path parallel connection leakage self-shielding type controllable inductor
08/23/2011	US8004380 Transformer
08/23/2011	US8004379 High powered inductors using a magnetic bias
08/17/2011	EP2357657A2 Inductive assembly
08/17/2011	CN1868008B Variable inductor
08/11/2011	DE102010007486A1 Bedienvorrichtung Operating device
08/03/2011	EP2351206A1 Tunable capacitively loaded transformer providing switched inductance for rf/microwave integrated circuits
08/02/2011	US7990246 Foil winding pulse transformer
07/2011
07/28/2011	WO2011044100A3 Ferromagnetic resonance and memory effect in magnetic composite materials
07/21/2011	DE19963290B4 Planare Induktivität Planar inductor
07/13/2011	CN102122564A Inductor
07/05/2011	US7973635 Printed circuit board coil
06/2011
06/29/2011	CN102110516A Magnetic leakage power transformer
06/28/2011	US7969266 Inductor
06/23/2011	WO2011014608A3 Subsea data and power transmission inductive coupler and subsea cone penetrating tool
06/22/2011	EP2337038A1 Inductor
06/22/2011	EP2335254A1 Integrated micro actuator and linear variable defferential transformer for high precision position measurements
06/16/2011	DE102005061568B4 Übertragungsanordnung für den Austausch von Informationsdaten zwischen einem elektrischen Verbraucher und einem vorgeordneten Umrichter Transmission arrangement for the exchange of information data between an electrical load and an upstream converter
06/15/2011	CN201868181U Dual-voltage power transformer
06/15/2011	CN101388551B Electricity quality intelligent monitoring and resonating device
06/14/2011	US7961071 Multiphase inductor and filter assemblies using bundled bus bars with magnetic core material rings
06/14/2011	US7960812 Electrical devices having adjustable capacitance
06/07/2011	US7957786 Methods and apparatus for communicating signals between portions of an apparatus in relative movement to one another
06/07/2011	US7956714 High voltage transformer
06/03/2011	WO2011026133A3 Switchable inductor network
05/2011
05/26/2011	US20110121931 Electrical assembly for use with a rotary transformer and method for making the same
05/24/2011	US7948736 Balance transformer and backlight apparatus
05/24/2011	US7948395 Downhole transmission system comprising a coaxial capacitor
05/24/2011	US7948348 Cross-core transformer
05/24/2011	US7948342 Electromotive rectification system
05/24/2011	US7948340 Three-phase multi-winding device
05/18/2011	EP2323142A1 Magnetic radiofrequency device with variable response
05/18/2011	CN102067254A Variable width transverse flux electric induction coils
05/18/2011	CN101161883B Apparatus on a drafting system of a spinning room machine
05/11/2011	CN102054560A Reactor with iron core capable of continuously regulating inductance

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