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Class Information
Number: 336/180
Name: Inductor devices > Winding formed of plural coils (series or parallel)
Description: Inductor devices wherein the device is comprised of at least one winding having a plurality of coils which are connected or are specifically designed to be connected together.










Sub-classes under this class:

Class Number Class Name Patents
336/185 Coil supports or spacers 111
336/184 Coils having different axis or on different core legs 132
336/182 Two windings (e.g., transformer) 215
336/181 Wound to reduce external magnetic field (i.e., fieldless winding) 61


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8686821 Inductor structure Apr. 1, 2014
8659381 Reactor Feb. 25, 2014
8643457 Coil and method of forming the coil Feb. 4, 2014
8633568 Multi-chip package with improved signal transmission Jan. 21, 2014
8604899 Electrical transformer with diaphragm and method of cooling same Dec. 10, 2013
8543190 Inductive coil device on flexible substrate Sep. 24, 2013
8502520 Isolated power converter Aug. 6, 2013
8456267 High-impedance DC-isolating transmission line transformers Jun. 4, 2013
8427268 Electromagnetic valve which can be operated with different operating voltages and method for its production Apr. 23, 2013
8416046 Reactor Apr. 9, 2013
8344839 Multi-chamber transformer Jan. 1, 2013
8324999 High frequency transformer for high voltage applications Dec. 4, 2012
8305183 Transformer for multi-output power supplies Nov. 6, 2012
8203412 Double active parts structure of reactor Jun. 19, 2012
8193890 Method and arrangement for winding a winding wire onto a winding body and associated magnet assembly for a solenoid valve Jun. 5, 2012
8188825 Transformer structure May. 29, 2012
8169289 Reactor May. 1, 2012
8159240 Bulk current injection (BCI) probe with multiple, symmetrically spaced feeds Apr. 17, 2012
8154374 Transformer winding and a method of reinforcing a transformer winding Apr. 10, 2012
8085122 High voltage step-up dry power transformer and power supply unit comprising at least one such transformer Dec. 27, 2011
8077003 Coil component, transformer and switching power supply unit Dec. 13, 2011
8013710 Magnetic element module Sep. 6, 2011
7999647 Apparatus, system, and method for an integrated winding structure for a magnetic core Aug. 16, 2011
7969265 Zigzag autotransformer apparatus and methods Jun. 28, 2011
7969269 Pick-up apparatus for inductive power transfer systems Jun. 28, 2011
7961072 Inductive element Jun. 14, 2011
7940152 Multi-primary and distributed secondary transformer for power amplifier systems May. 10, 2011
7932802 Meander inductor and substrate structure with the same Apr. 26, 2011
7924130 Isolation magnetic devices capable of handling high speed communications Apr. 12, 2011
7920040 Niobium-tin superconducting coil Apr. 5, 2011
7915988 Field coil assembly of electromagnetic clutch for compressor Mar. 29, 2011
7915989 Magnetic element and magnetic core assembly having reduced winding loss Mar. 29, 2011
7902952 Shared reactor transformer Mar. 8, 2011
7898377 Switching power converter for suppressing common mode noise Mar. 1, 2011
7859376 Zigzag autotransformer apparatus and methods Dec. 28, 2010
7847664 Electromagnetic apparatus using shared flux in a multi-load parallel magnetic circuit and method of operation Dec. 7, 2010
7839251 Filtering choke arrangement for a frequency converter Nov. 23, 2010
7825764 Signal transmitter and signal transmission apparatus Nov. 2, 2010
7808354 Magnetic element Oct. 5, 2010
7750785 Coil frame capable of connecting with another coil frame Jul. 6, 2010
7741944 Saddle-shaped coil winding using superconductors, and method for the production thereof Jun. 22, 2010
7671713 Integrated structure of passive elements in LLC resonance converter realized by flexible circuit boards Mar. 2, 2010
7656266 Toroidal star-shaped transformer Feb. 2, 2010
7598836 Multilayer winding inductor Oct. 6, 2009
7583160 Broadband transmission line transformer Sep. 1, 2009
7564334 Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components Jul. 21, 2009
7508680 Adjustable-inductance filter, tape distribution substrate comprising the filter, and display panel assembly comprising the tape distribution substrate Mar. 24, 2009
7468649 Isolated power converter Dec. 23, 2008
7443276 Electromagnetic coupling galvanic isolated digital output circuit with output feedback Oct. 28, 2008
7439843 Transformers Oct. 21, 2008

1 2 3 4 5










 
 
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