Patents for H01F 17 - Fixed inductances of the signal type (10,329)
02/1998
02/26/1998WO1998008236A1 Interface transformer
02/26/1998WO1998008234A1 Emi preventive part and active device with the same
02/19/1998DE19633197A1 Manufacture of electrical inductive devices e.g. coil and core assemblies for mounting on circuit boards
02/18/1998CN1037473C Dewatering device with planar coil construction
02/12/1998WO1998006113A1 Choke
02/12/1998WO1998006112A1 Planar transformer
02/11/1998EP0823714A1 Thin magnetic element and transformer
02/10/1998US5717243 Integrated circuit with an improved inductor structure and method of fabrication
02/05/1998DE19631375A1 Machine-wound toroidal core choke e.g. for data line systems
02/04/1998CN1172413A Electronic parts
02/03/1998US5714239 Composite component
01/1998
01/28/1998EP0821375A1 Use of a suppression choke in switching power supplies
01/28/1998CN1171608A Electromagnetic noise absorber
01/28/1998CN1171607A Choke coil for suppressing common-mode noise and normal-mode noise
01/22/1998DE19637733C1 Current-compensated noise suppression choke
01/21/1998CN1170945A Choke coil for suppressing common-mode noise and normal-mode noise
01/06/1998US5705961 Induction device for high radio frequency signal distributor
12/1997
12/30/1997US5703557 Noise absorbing device
12/24/1997WO1997049105A1 Monolithic thick film inductor and method for making same
12/17/1997CN1167991A Device for fixing ferromagnetic core of induction element and wire supporter each to other
12/16/1997US5699025 Thin film chip-type filter with an external electrode formed on an adhesion layer
12/11/1997WO1997047083A1 Common mode filter and filter/connector combination
12/11/1997DE19723640A1 Inductor coil for suppressing in phase and antiphase noise
12/11/1997CA2257163A1 Common mode filter and filter/connector combination
12/10/1997CN1167328A Core and sheet type coil of using it
12/09/1997US5696471 Inductive coupled filter with electrically neutral holes between solid spiral inductors
12/04/1997DE19651719A1 Secondary circuit arrangement for wireless transceiving system
12/02/1997US5694030 Magnetic element for power supply and DC-to-DC converter
12/02/1997US5692290 Method of manufacturing a chip inductor
11/1997
11/27/1997DE19720394A1 Choke coil for suppressing common mode and auto-oscillation interference e.g.for electronic equipment with power source
11/26/1997EP0809264A1 Device for mutually fixing of ferromagnetic cores and supports for electric windings in inductive components
11/26/1997EP0809263A1 Flat-type inductive component
11/25/1997US5690771 Flattening
11/24/1997CA2205787A1 Device for the mutual fixing of ferromagnetic cores and carriers for el ectrical conductors in inductive components
11/20/1997WO1997043773A1 Chip coil winding machine
11/18/1997US5688711 Monolithic multilayer ultra thin chip inductors and method for making same
11/06/1997WO1997041639A1 Isolation and signal filter transformer
11/06/1997DE19714977A1 Device with inverter e.g. for machine tools, lifts, air-conditioning, pumps and printing presses
11/05/1997EP0805505A2 Coil construction
10/1997
10/23/1997DE19615921A1 Induktives Bauelement in flacher Bauform Inductive component in flat design
10/21/1997US5680087 Wind type coil
10/16/1997WO1997038427A1 Distributed device for differential circuit
10/16/1997DE19615994A1 Electronic device for processing and/or transmission of signals via printed circuit board
10/15/1997EP0801443A1 Noise-damping arrangement for damping noise currents of electronic devices
10/15/1997EP0801404A1 Induction device for high radio frequency signal distributor
10/15/1997CN1162184A Magnetic core of pulse transformer
10/09/1997DE19640676A1 Production of micro-coils used as sensor in nozzle arrangements
10/08/1997EP0799487A1 Electric component, in particular a coil, preferably for an smd assembly technique
10/01/1997EP0798851A1 Electronic component
09/1997
09/25/1997WO1997035329A1 Magnetic device
09/24/1997EP0797223A1 Inductive component with tunable magnetic behaviour
09/23/1997US5669134 Method of manufacturing chip inductor
09/18/1997WO1997034057A1 Sound absorbing/shielding and electric wave absorbing plastic sheet containing encapsulated magnetic fluid, and sound absorbing/shielding and electric wave absorbing plastic panel
09/18/1997CA2200172A1 Inductive component with variable magnetic performance
09/17/1997EP0795184A2 Planar pulse transformer
09/11/1997DE19608913A1 High frequency transformer and manufacture
09/10/1997EP0794541A1 Pulse transformer magnetic core
09/10/1997EP0794539A1 Toroidal inductance for radio interference suppression of phase-controllable semiconductor circuits
09/10/1997EP0794538A1 Toroidal core for inductance, in particular for radio interference suppression of phase-controllable semiconductor circuits
09/10/1997CN1159248A Chip coil
09/09/1997US5665465 Resonator, inductor
09/03/1997EP0792510A1 Inductive device
09/03/1997EP0631697B1 Switching regulator system
09/03/1997CN1158485A Surface mountable inductor
08/1997
08/13/1997EP0789415A1 High-frequency circuit element and producing method therefor
08/12/1997US5656985 Electronic surface mount package
08/12/1997US5656101 High saturation magnetic flux density, low coercive force, and high magnetic permeability even at high frequencies
08/06/1997EP0788121A1 Staggered horizontal inductor for use with multilayer substrate
08/06/1997EP0788120A1 Articles comprising magnetically soft thin films and methods for making such articles
08/06/1997EP0702857A4 High temperature superconductor lumped elements and circuit
07/1997
07/30/1997EP0786927A1 Composite functional device and method for producing the same
07/30/1997EP0786784A1 Coil and method for the fabrication of coils
07/29/1997US5652561 Laminating type molded coil
07/23/1997EP0785559A1 Chip coil
07/17/1997WO1997025727A1 Distributed gap electrical choke
07/15/1997US5647966 Method for producing a conductive pattern and method for producing a greensheet lamination body including the same
07/10/1997WO1997024739A1 Secondary winding structure of flexible transformer
07/10/1997WO1997024737A1 Flexible coil winding structure of flyback transformer and manufacturing process thereof
07/09/1997EP0783171A2 Inductive component for damping asymmetrical and symmetrical parasitics
07/09/1997EP0782754A1 Printed circuit board inductor
07/02/1997EP0782190A2 Semiconductor device comprising an inductor element
07/02/1997EP0782154A1 Flat transformer
06/1997
06/25/1997EP0780854A1 Current-compensated radio interference suppression choke
06/25/1997EP0780853A1 Inductor structure
06/25/1997EP0780034A1 Lumped element filters
06/24/1997US5642276 High frequency surface mount transformer-diode power module
06/24/1997US5642269 Power supply apparatus having separate plural outputs
06/17/1997US5640699 Mixer constructed from thick film balanced line structure
06/17/1997US5640134 Microwave filter constructed from thick film balanced line structures
06/17/1997US5640132 Thick film balanced line structure, and microwave baluns, resonators, mixers, splitters, and filters constructed therefrom
06/17/1997US5639391 Laser formed electrical component and method for making the same
06/12/1997WO1997021231A1 Flexible lead electromagnetic coil assembly
06/11/1997EP0778593A1 Method for realizing magnetic circuits in an integrated circuit
06/05/1997WO1997020327A1 Coiled component and its production method
06/04/1997EP0522014B1 Cable coupling transformer
06/04/1997CN2255656Y Inductance coil
06/03/1997US5635892 High Q integrated inductor
06/03/1997US5635890 Choke coil
06/03/1997US5635828 Active filter circuit and power supply apparatus including same
05/1997
05/29/1997WO1997019458A1 Inductive component