Patents for H01F 37 - Fixed inductances not covered by group (2,202)
09/2002
09/11/2002EP1238401A1 Inductor core-coil assembly and manufacturing thereof
09/11/2002CN2510969Y D.C. reactor
09/10/2002US6446327 Integrated circuit inductors
08/2002
08/22/2002US20020113680 Coil component and method for manufacturing the same
08/06/2002US6429639 Combined filter inductor and hall current sensor
08/01/2002WO2002059914A2 Toroidal inductive devices and methods of making the same
08/01/2002US20020101320 Integrated circuit inductors
08/01/2002US20020101319 Choke coil
08/01/2002US20020100161 Integrated circuit inductors
08/01/2002CA2435230A1 Toroidal inductive devices and methods of making the same
07/2002
07/25/2002US20020097132 Integrated circuit inductors
07/25/2002US20020097131 Inductor component
07/25/2002US20020095778 Integrated circuit inductors
07/25/2002US20020095777 Integrated circuit inductors
07/25/2002US20020095776 Integrated circuit inductors
07/25/2002US20020095775 Integrated circuit inductors
07/25/2002US20020095774 Integrated circuit inductors
07/25/2002US20020095773 Integrated circuit inductors
07/25/2002US20020095772 Integrated circuit inductors
07/25/2002US20020095771 Integrated circuit inductors
07/25/2002US20020095770 Integrated circuit inductors
07/25/2002US20020095769 Integrated circuit inductors
07/25/2002US20020095768 Integrated circuit inductors
07/24/2002EP1225601A2 Inductor component
07/16/2002US6420953 Multi-layer, multi-functioning printed circuit board
07/11/2002US20020089400 Inductor component having a permanent magnet in the vicinity of magnetic gap
07/10/2002EP0706192B1 Choke coil
07/10/2002CN1358318A Line filter
07/03/2002EP1220242A1 Common mode choke coil
07/03/2002EP1218896A1 Split inductor with fractional turn of each winding and pcb including same
07/02/2002US6414583 Inductor
06/2002
06/27/2002WO2002050849A1 Choke coil
06/27/2002US20020080002 Microwave inductor with poly-iron core configured to limit interference with transmission line signals
06/27/2002US20020080001 Common mode choke coil
06/20/2002US20020075118 Inductor arrangement
06/19/2002CN1354485A Inductance coil element of permanent magnet near magnetic gap
06/18/2002US6407470 Electric power transmission device
06/13/2002WO2002025797A3 Electronic transformer/inductor devices and methods for making same
06/13/2002US20020070835 Multi-layer, multi-functioning printed circuit board (pcb) with integrated magnetic components
06/13/2002US20020070831 Electronic transformer/inductor devices and methods for making same
06/12/2002EP1213833A1 Choke coil
06/06/2002US20020067237 Choke coil
05/2002
05/30/2002US20020063617 Inductor operable under various supply voltages
05/29/2002EP1023736B1 Radio interference suppression choke
05/22/2002EP1207540A1 Inductor component having a permanent magnet in the vicinity of magnetic gap
05/16/2002US20020057183 Lumped element microwave inductor with windings around tapered poly-iron core
05/16/2002US20020057160 Chip-type common mode choke coil
05/09/2002US20020053967 Inductor and manufacturing method thereof
05/02/2002US20020050905 Inductance component in which a permanent magnet for applying a magnetic bias is arranged outside an excitation coil
05/02/2002EP1202449A1 Choke coil
05/01/2002CN2489440Y Hollow current-limiting reactor
05/01/2002CN2489439Y Copper bank iron core reactor
04/2002
04/30/2002US6380835 Symmetric multi-layer spiral inductor for use in RF integrated circuits
04/25/2002WO2002033711A1 Inductor arrangement
04/18/2002WO2002031942A1 Current limiting device, an electrical power system including such a device as well as use of such a device
04/17/2002CN1083139C Choke coil
04/16/2002US6373368 Inductor and manufacturing method thereof
04/16/2002US6373366 Common mode filter
04/10/2002CN1343994A Inductance componnet having permanent-magnet for applicating magnetic deflection outside of exciting coil
04/10/2002CN1343993A Magnetic core having effective magnetic polarization and magnetic device using same
04/02/2002US6366180 Mains filter
03/2002
03/28/2002WO2002025797A2 Electronic transformer/inductor devices and methods for making same
03/19/2002US6357107 Integrated circuit inductors
03/14/2002WO2002021546A1 High efficiency inductor
03/14/2002US20020030574 Magnetic core having an effective magnetic bias and magnetic device using the magnetic core
03/14/2002DE10042283A1 Choke coil has coil element(s) associated with core element arms in region of gap between individual arms of opposing core elements; individual coil elements are connected together
03/13/2002EP1187151A1 Magnetic core having an effective magnetic bias and magnetic device using the magnetic core
03/13/2002EP1187150A1 Inductance component in which a permanent magnet for applying a magnetic bias is arranged outside an excitation coil
03/07/2002WO2002019350A1 A method of manufacturing an inductor
03/06/2002CN1080446C Choke coil for suppressing common-mode noise and normal-mode noise
03/06/2002CN1080445C 电感元件 Inductive element
02/2002
02/21/2002US20020021201 Choke coil
02/20/2002CN2478215Y Silicon steel sheet structure of choke coil
02/14/2002US20020017976 Common mode choke coil
02/07/2002US20020014941 Reactor
02/06/2002CN1334572A Plate type common mode choke
01/2002
01/31/2002US20020011911 Choke coil
01/30/2002EP1176615A2 Reactor
01/30/2002CN2475107Y Inductive assembly with various air gap combination
01/09/2002EP1170759A1 Line filter
12/2001
12/13/2001DE10026921A1 Coil has several loops above each other in mutually parallel planes with each open loop having two ends at certain distance apart and each being connected via connecting piece to one end of adjacent open loop
11/2001
11/29/2001WO2001091142A1 Multi-layer, multi-functioning printed circuit board
11/29/2001WO2001091141A1 Inductive component and method for the production thereof
11/29/2001DE10024824A1 Induktives Bauelement und Verfahren zu seiner Herstellung Inductive component and process for its preparation
11/28/2001CN1324081A Inductive spool
11/27/2001US6323602 Combination equalizing transformer and ballast choke
11/22/2001US20010043135 Inductor
11/21/2001CN1075228C High voltage noise filter and magnetron device using the same
11/08/2001US20010038327 Wound type common mode choke coil
11/06/2001US6311387 Method of manufacturing inductor
10/2001
10/30/2001US6310534 Nonferromagnetic terminal wire of electro- and themro-conductive copper-nickel-manganese alloy; and a magnetic tape core of ferromagnetic alloy comprising a thin band wound into a coil around the terminal wire and attached at end
10/25/2001US20010033218 Multilayer inductor
10/24/2001EP1148522A2 Low noise and low loss reactor
10/24/2001CN1318852A Winding type common-mode choke coil
10/23/2001US6307458 Split inductor with fractional turn of each winding and PCB including same
10/18/2001US20010030594 Low noise and low loss reactor
10/03/2001CN1072383C Choke coil for suppressing common-mode noise and normal-mode noise
09/2001
09/27/2001US20010024739 Surface mounting type planar magnetic device and production method thereof
09/27/2001US20010023530 Integrated circuit inductors
09/20/2001US20010022019 Integrated circuit inductors
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