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Browse by Category: Main > Electrical & Energy
Class Information
Number: 336/183
Name: Inductor devices > Winding formed of plural coils (series or parallel) > Two windings (e.g., transformer) > Coils of different windings interposed
Description: Subject matter in which at least one coil of one winding is positioned between separate coils of another winding.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8665052 Transformer-based circuit with compact and/or symmetrical layout design Mar. 4, 2014
8502631 Three-phase line reactor with skew yoke core design Aug. 6, 2013
8354910 Coil block and electronic device using the same Jan. 15, 2013
8314674 Electrical transformer with unidirectional flux compensation Nov. 20, 2012
8232857 Flux-coupled transformer for power amplifier output matching Jul. 31, 2012
8223512 Power converter having an inductor including a first set of windings and a second set of windings both wound on a common core Jul. 17, 2012
8085122 High voltage step-up dry power transformer and power supply unit comprising at least one such transformer Dec. 27, 2011
7999648 Wire-wound coil and method for manufacturing wire-wound coil Aug. 16, 2011
7990246 Foil winding pulse transformer Aug. 2, 2011
7973633 DC to DC converter module Jul. 5, 2011
7965164 Multi-output transformer Jun. 21, 2011
7956714 High voltage transformer Jun. 7, 2011
7894212 Switching power supply device Feb. 22, 2011
7859381 Autotransformer using printed wireboard Dec. 28, 2010
7825764 Signal transmitter and signal transmission apparatus Nov. 2, 2010
7459863 Transformer and multi-lamp driving circuit using the same Dec. 2, 2008
7327207 Lamination type electronic component Feb. 5, 2008
7304867 DC-DC converter of multi-output type Dec. 4, 2007
7154364 Electrical machine Dec. 26, 2006
7098764 Main conductor for a capacitively controlled high-voltage winding Aug. 29, 2006
6954131 Electrical reactor assembly having center taps Oct. 11, 2005
6867674 Transformer Mar. 15, 2005
6853284 High-voltage transformer Feb. 8, 2005
6751847 Laser-assisted fabrication of NMR resonators Jun. 22, 2004
6683523 Laminated impedance device Jan. 27, 2004
6661187 Fly back transformer Dec. 9, 2003
6633220 Coil apparatus and manufacturing method for the same Oct. 14, 2003
6617949 Choke coil Sep. 9, 2003
6498553 Laminated type inductor Dec. 24, 2002
6414291 Transformer for a microwave oven Jul. 2, 2002
6377153 Transformer apparatus for use in insulated switching power supply apparatus with reduction of switching noise Apr. 23, 2002
6160467 Transformer with center tap Dec. 12, 2000
6075431 Converter transformer Jun. 13, 2000
6046662 Low profile surface mount transformer Apr. 4, 2000
5999078 Transformer and rectifier module with half-turn secondary windings Dec. 7, 1999
5917396 Wideband audio output transformer with high frequency balanced winding Jun. 29, 1999
5886610 Ultra flat magnetic device for electronic circuits Mar. 23, 1999
5877667 On-chip transformers Mar. 2, 1999
5798681 Garage door position indicator Aug. 25, 1998
5781093 Planar transformer Jul. 14, 1998
5719547 Transformer with bifilar winding Feb. 17, 1998
5716713 Stacked planar transformer Feb. 10, 1998
5694104 Low profile high power surface mount transformer Dec. 2, 1997
5660756 High-voltage transformer for a microwave oven power supply Aug. 26, 1997
5635892 High Q integrated inductor Jun. 3, 1997
5579887 Coin detection apparatus Dec. 3, 1996
5570074 Very low leakage inductance, single-laminate transformer Oct. 29, 1996
5565835 Substantial nullification of external magnetic fields and lorentz forces regarding toroidal inductors Oct. 15, 1996
5565836 Nullification of magnetic fields relative to coils Oct. 15, 1996
5543773 Transformers and coupled inductors with optimum interleaving of windings Aug. 6, 1996

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