| Patents for H01F 37 - Fixed inductances not covered by group (2,202) |
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| 09/13/2001 | US20010020828 Electrical device and unit consisting of an electrical device and lamp diffuser |
| 09/12/2001 | EP1132683A2 Electrical apparatus, component of an electrical apparatus and a lamp fixture |
| 09/06/2001 | US20010018794 Integrated circuit inductors |
| 08/30/2001 | US20010017582 Multilayer inductor |
| 08/30/2001 | US20010016976 Integrated circuit inductors |
| 08/29/2001 | CN2445413Y Mutual-inductance power reactor |
| 08/22/2001 | CN1309399A Multilayer inductor |
| 08/16/2001 | US20010013819 Output choke for D.C. welder and method of using same |
| 08/16/2001 | EP1123550A1 Device for attenuating parasitic voltages |
| 08/14/2001 | US6275132 Inductor and method of manufacturing same |
| 08/09/2001 | US20010011938 Output choke for D.C. welder and method of using same |
| 08/09/2001 | DE10010356C1 Elektrisches Gerät sowie Baueinheit aus einem elektrischen Gerät und einer Lampenwanne Electrical equipment and assembly of an electrical device and a lamp trough |
| 07/19/2001 | WO2001052282A1 Line filter |
| 07/10/2001 | US6259346 Electric noise absorber |
| 06/27/2001 | CN2437025Y Circular shape inductor with gas gap |
| 06/21/2001 | WO2001045118A1 Inductor core-coil assembly and manufacturing thereof |
| 06/19/2001 | US6249202 Inductance element |
| 06/05/2001 | US6240622 Integrated circuit inductors |
| 05/23/2001 | CN1296726A Circuit arrangement |
| 05/23/2001 | CN1296628A Inductor coil structure and method for making same |
| 05/02/2001 | EP1095383A1 Inductive resistor system |
| 05/02/2001 | CN1065375C Harmonic current attenuation device for electric motor |
| 04/25/2001 | CN1292560A Inductive element and manufacturing method, and buffer circuit using said inductive element |
| 04/19/2001 | DE10046061A1 Manufacturing inductor whose outer electrodes are located in stipulated region of shaped magnetic material |
| 04/11/2001 | CN1290947A Common-mode choke mounted on lining and its producing method |
| 04/10/2001 | US6215386 Coil device |
| 04/04/2001 | EP1089302A1 Substrate-mounted common mode choke coil and method of manufacture thereof |
| 03/29/2001 | WO2001022446A1 Split inductor with fractional turn of each winding and pcb including same |
| 03/28/2001 | CN1289179A General filter |
| 03/21/2001 | EP1085533A1 Common mode filter |
| 03/20/2001 | US6204744 High current, low profile inductor |
| 03/07/2001 | EP1080477A1 Inductor coil structure and method for making same |
| 03/07/2001 | CN1286481A Inductance device |
| 03/06/2001 | US6198375 Inductor coil structure |
| 02/28/2001 | CN2421720Y Non-iron yoke core type reactor |
| 02/27/2001 | US6194684 Output choke for D.C. welder and method of using same |
| 02/21/2001 | EP1077018A1 Circuit arrangement |
| 02/14/2001 | CN2419670Y Hollow reactor with parallel cylinders |
| 01/24/2001 | CN2416587Y Reactor |
| 01/24/2001 | CN2416586Y Dry hollow reactor |
| 01/03/2001 | EP1065680A2 Inductance element and manufacturing method thereof, and snubber using thereof |
| 01/03/2001 | CN2413352Y Open air-gap ring inductor |
| 11/29/2000 | CN1275045A High-efficiency fluorescent tube electronic ballast |
| 11/09/2000 | WO2000067265A1 Inductive resistor system |
| 11/07/2000 | US6144279 Electrical choke for power factor correction |
| 10/19/2000 | DE19920268C1 Inductive device e.g. choke coil or transformer, has laminations of magnetic circuit offset relative to one another in vicinity of electrical circuit for increasing magnetic circuit surface |
| 10/18/2000 | CN1270396A Common mode choke |
| 09/26/2000 | US6124778 Magnetic component assembly |
| 09/21/2000 | WO2000055873A1 Inductor coil structure and method for making same |
| 09/14/2000 | WO2000054558A1 Circuit arrangement |
| 08/31/2000 | DE19914020C1 Coil-wound hardware items noise reduction procedure especially for chokes and transformers |
| 08/31/2000 | DE10000022A1 Effizientes elektronisches Vorschaltgerät für Leuchtstoffröhren Efficient electronic ballast for fluorescent lamps |
| 08/02/2000 | EP1023737A1 Electric power transmission device |
| 08/02/2000 | EP1023736A1 Radio interference suppression choke |
| 07/26/2000 | CN1261200A Coil device and manufacture thereof |
| 07/25/2000 | US6094124 Ballast for discharge lamp and method and apparatus for manufacturing the same |
| 06/13/2000 | US6075430 Inductive component with wound core |
| 05/31/2000 | CN1255230A Electrical choke |
| 05/31/2000 | CN1254984A Power supply filter |
| 05/25/2000 | DE19853510A1 Netzfilter Line filter |
| 05/24/2000 | EP1003183A1 Mains filter |
| 05/23/2000 | US6067002 Circuit substrate with a built-in coil |
| 05/17/2000 | CN1253056A Output choking coil for use on D. C. welding machine and method for using same |
| 05/10/2000 | EP0999564A1 Output choke for a direct current welding device and method for adjusting the inductivity in the electrical output circuit of a direct current welding device |
| 05/04/2000 | WO2000025329A1 Device for attenuating parasitic voltages |
| 05/04/2000 | WO2000025328A1 Controlled reactor |
| 05/04/2000 | DE19848827A1 Vorrichtung zur Dämpfung von Störspannungen Device for attenuating noise voltages |
| 04/27/2000 | DE19843465A1 Current compensated attenuation choke for interference voltages with choke coil(s) engaged by annular coil core |
| 04/12/2000 | EP0862783B1 Inductive component |
| 04/05/2000 | EP0991089A2 Composite inductor element |
| 03/22/2000 | CN2370542Y Wide frequency band full closed micro high frequency wave barrier |
| 03/22/2000 | CN2370541Y Electric inductance element |
| 03/14/2000 | US6037686 Current compensated choke filter for multi-phase motor drives |
| 03/08/2000 | CN2368147Y Reactor with magnetic core |
| 02/29/2000 | US6031339 Efficient electronic ballast for fluorescent tubes |
| 02/23/2000 | CN1049756C Multi-layer opened hollow inductor coil |
| 02/02/2000 | CN2362183Y Hollow current-limiting reactor of glass fibre reinforced plastic |
| 01/19/2000 | EP0972290A2 Electric ballast |
| 01/11/2000 | US6014071 Choke coil |
| 01/05/2000 | EP0968504A1 Electrical choke |
| 01/05/2000 | CN1240539A Electric motor |
| 12/16/1999 | DE19925669A1 Chip-type inductor manufacturing method |
| 12/15/1999 | CN1238538A Method of producing inductor |
| 11/30/1999 | US5994992 Choke coil |
| 11/02/1999 | US5978446 Arc limiting device using the skin effect in ferro-magnetic materials |
| 11/02/1999 | US5977853 Choke coil for eliminating common mode noise and normal mode noise |
| 11/02/1999 | US5977713 High voltage noise filter and magnetron device using it |
| 10/14/1999 | WO1999039359A3 Electric ballast |
| 10/12/1999 | US5966064 Nanocrystalline alloy having excellent pulse attenuation characteristics, method of producing the same, choke coil, and noise filter |
| 10/06/1999 | CN1231057A Coil |
| 09/30/1999 | DE19812315A1 Noise suppression circuit for electronic revolution rate regulator |
| 08/25/1999 | EP0938106A1 Coil |
| 08/12/1999 | WO1999028931A3 A reactor |
| 08/11/1999 | EP0934594A1 Inductor |
| 08/05/1999 | WO1999039359A2 Electric ballast |
| 08/05/1999 | CA2285358A1 Electric ballast |
| 08/04/1999 | EP0933980A2 Arc limiting device |
| 07/01/1999 | DE19756578A1 Choke for suppressing electromagnetic noise |
| 06/29/1999 | US5917302 Harmonic current attenuating device of a motor |
| 06/16/1999 | CN1043670C Nanocrystalline alloy having excellent pulse attenuation characteristics, its use and method of producing same |