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| Number | Title | Issue Date |
| 8111124 | Inductance element and method for manufacturing the same An inductance element is not interfered by peripheral circuits when mounted on a wiring board by forming a closed magnetic path. The inductance element has a small reduction of an inductance value when a direct current is superimposed, and thus has excellent direct ... | 02/07/2012 |
| 8054151 | Compact inductor and a method for manufacturing the same A compact inductor comprises a coil, a coil-burying body, and a body for a closed magnetic circuit. The coil-burying body is a fired porous ceramic body having a first magnetic permeability, in which the coil is buried. In the coil-burying body, “a through-hole | 11/08/2011 |
| 8054149 | Monolithic inductor This invention discloses a monolithic inductor including a body made by compressing a magnetic powder, a coil positioned in the body, and a permanent magnet positioned in the body and in a magnetic circuit formed by applying current to the coil. The monolithic induc... | 11/08/2011 |
| 8054150 | Magnetic element A magnetic element includes a conducting winding structure, first and second magnetic parts, and first and second side posts. The first and second magnetic parts have first and second central posts that are aligned with each other. The first side post is disposed on... | 11/08/2011 |
| 8049588 | Coil device A coil device includes first and second coils and a package for sealing the first and second coil. The first coil has a first winding including a first conductor wire wound about a first winding axis, and first and second ends which are both ends of the first conduc... | 11/01/2011 |
| 8044753 | Common-mode choke coil A common-mode choke coil includes a core, external electrodes, a pair of wires, and a top plate. The core includes a winding core portion and a pair of flanges at both ends of the winding core portion. The upper surface of the winding core portion and the upper surf... | 10/25/2011 |
| 8013704 | Coil component A coil component comprises: a core having a winding core portion, and a first flange and a second flange arranged at both ends of the winding core portion; a winding arranged in a region flanked by the first and second flanges, and wound so as to be in contact with ... | 09/06/2011 |
| 7999646 | Composite magnetic device To provide a composite magnetic device having characteristics of two magnetic elements, being capable of reducing a manufacturing cost, and preferably enabling the respective magnetic elements to easily exhibit the same characteristics. The composite magnetic device... | 08/16/2011 |
| 7986207 | Method for making a high current low profile inductor A high current, low profile inductor includes a conductor coil surrounded by magnetic material to form an inductor body. An inductor body is formed around the inductor coil and includes a resin and a magnetic material compressed while it is dry and surrounding the i... | 07/26/2011 |
| 7898375 | Coil component A coil component comprises: a core having a winding core portion, and a first flange and a second flange arranged at both ends of the winding core portion; a winding arranged in a region flanked by the first and second flanges, and wound so as to be in contact with ... | 03/01/2011 |
| 7859377 | Coil component A coil component is provided, and the coil component for an inductor is deformable dependent on flex of a flexible printed board due to elapse of time when mounted thereon, and has high resistance against dropping impact and has an inductance value. The coil compone... | 12/28/2010 |
| 7839249 | Splitter The present invention provides a splitter including a seat, a first inner core, a second inner core, a first coil, an outer core and a second coil. The seat has a bobbin, and the first coil is wound on the bobbin. The first inner core and the second inner core, disp... | 11/23/2010 |
| 7825761 | Measurement transmitter The invention relates to a measurement transmitter for operation in a process plant. The enclosure of the measurement transmitter comprises two mutually separate containers (11, 12), where the transducer for converting the process-related, physical variable i... | 11/02/2010 |
| 7821368 | Thin film type common mode noise filter and fabrication method of the same A thin film type common mode noise filter and its fabrication method are disclosed. There are several electric insulation layers, coil lead layers and main coil layers are formed on an insulation substrate by means of processes of Lithography, Physical Vapor Deposit... | 10/26/2010 |
| 7733204 | Configurable multiphase coupled magnetic structure In some embodiments, a configurable multiphase coupled magnetic structure may include a four-sided pot core defining an interior space, one or more cylindrical cores disposed within the interior space of the four-sided pot core, and at least two windings respectivel... | 06/08/2010 |
| 7646276 | Transformer and transformer assembly The transformer has a bobbin, a coil assembly and a magnetic core assembly. The bobbin is mounted in the magnetic core assembly and has multiple connecting pins being formed on at least one side of a bottom surface of the bobbin. Each connecting pin has a top surfac... | 01/12/2010 |
| 7633366 | Wire-wound coil A wire-wound coil includes a ferrite core having a winding core portion and flange portions, a wire wound around the winding core portion, electrodes connected to the wire on lower surfaces of the flange portions, and a ferrite plate attached to upper surfaces of bo... | 12/15/2009 |
| 7623014 | Choke coil In one embodiment, a choke coil has a magnetic core, a coil, and magnetic material. The core has a first permeability which is from about 350 to 1200. The coil is wrapped around the core. The magnetic material surrounds the coil and has a second permeability. The fi... | 11/24/2009 |
| 7612640 | Magnetic element To provide a magnetic element the ends of the coil of which can be drawn out from the core easily, is compact, and further, is one in which magnetic saturation does not arise easily. A magnetic element has a core unit provided with a wound coil, a center core 105... | 11/03/2009 |
| 7567161 | Coil component A coil component having a first coil, a second coil, a third coil, each of which has a different function, an upper flange, and a lower flange, and also including a drum core in which a first winding groove having the first coil wound around is formed, and a base me... | 07/28/2009 |
| 7532099 | Inductive component and method for producing the same The invention relates to an inductive component (10) whose soft-magnetic core (11) consists of a powder composite. Said powder composite is produced by mixing a ferromagnetic amorphous or nanocrystalline alloy powder with a ferromagnetic dielectric pow... | 05/12/2009 |
| 7525405 | Method of making an electrical inductor using a sacrificial electrode A method for forming electronic inductors. A model of the desired shape of the inductor is first formed in wax or other soft material. It is compressed in a block of magnetically permeable material and then heated to remove the wax shape. The resultant cavity in the... | 04/28/2009 |
| 7525406 | Multiple coupling and non-coupling inductor The invention of the multiple coupling & non-coupling inductor includes at least an wrapped iron-core assembly and plural conductors where the wrapped iron-core assembly is composed of mutually corresponding magnetic conductors, which lie penetrated grooves on the X... | 04/28/2009 |
| 7449984 | Magnetic element and method of manufacturing magnetic element There are provided a magnetic element capable of enhancing magnetic permeability of a magnetic member, improving a direct current superposition characteristic, and improving production efficiency and a method of manufacturing the magnetic element. The magnetic eleme... | 11/11/2008 |
| 7443277 | Coil component A coil component including a flanged core having a flange portion on at least one end portion of winding core, a coil that is wound around the winding core, a bottomed cylindrical cup-shaped core consisting of a bottom portion and a circumferential wall portion, and... | 10/28/2008 |
| 7425883 | Magnetic element for multi-phase and method of manufacturing the same A magnetic element for multi-phase is composed by burying a plurality of coils in a composite magnetic material such that a negative coupling of magnetic fluxes or a positive coupling of magnetic fluxes exists between at least two coils. This structure more miniatur... | 09/16/2008 |
| 7417525 | High efficiency inductor, method for manufacturing the inductor, and packaging structure using the inductor An inductor is provided which includes a plurality of via holes vertically passing through a substrate, the substrate having insulating properties, vertical conductive portions filling the via holes, and horizontal conductive portions connecting each individual vert... | 08/26/2008 |
| 7412766 | Method of fabricating coil-embedded inductor A method of fabricating a coil-embedded inductor provides steps for obtaining uniform density of coil-embedded inductor. The cavity of a first die is filled with dust before being flipped, and then filled with dust a second time. The dust in the cavity is pressed on... | 08/19/2008 |
| 7401398 | Method of manufacturing a magnetic element for multi-phase A magnetic element for multi-phase is composed by burying a plurality of coils in a composite magnetic material such that a negative coupling of magnetic fluxes or a positive coupling of magnetic fluxes exists between at least two coils. This structure more miniatur... | 07/22/2008 |
| 7392581 | Method for manufacturing a magnetic element A plate member includes a frame portion (51) provided in a state of coupling both one end portion and other end portion and mounting terminal portions (44) protruding from the one end portion and the other end portion of said frame portion (51) ... | 07/01/2008 |
| 7390449 | Method of manufacturing ceramic material body A method of manufacturing ceramic bodies comprising the steps of: preparing a ceramic sheet; forming through holes in the ceramic sheet, each of the through hole forming at least one part of the contour of each ceramic bodies; and cutting the ceramic sheet into piec... | 06/24/2008 |
| 7378932 | Reduced size high-frequency surface-mount current sense transformer A current sense transformer is provided for which includes a bobbin; the bobbin includes a winding portion for supporting a coil of wire. The winding portion includes a horizontal substantially flat base portion, a horizontal substantially flat top portion and a ste... | 05/27/2008 |
| 7373715 | Method of adjusting a characteristic of wire-wound type chip coil by adjusting the space between conductive wires A wire-wound type chip coil can take various inductance values while maintaining its outer dimension at a specified fixed value. A chip coil is formed by winding at least two conductive wires regularly in a single layer around a core made of a magnetic material and ... | 05/20/2008 |
| 7372351 | Radial lead type inductor A radial lead type inductor is disclosed. The trailing wire of the winding extends from the inner side of the other collar, which faces against the one collar, to the outer side of the collar through an arbitrary position on the circumference of the other collar, ex... | 05/13/2008 |
| 7365624 | Magnetic structure assembly There is illustrated the assembly of a dual inductor (1) on to a printed circuit board (2). A printed circuit board (2) has a through hole (3). Then the first winding (5), formed from a stamping, is mounted across the hole (3 | 04/29/2008 |
| 7365501 | Inverter transformer An inverter transformer includes a coil unit including a bobbin and a plurality of windings, and a transformer core unit. The bobbin is formed with a core-receiving compartment, and includes first, second and third coil winding portions. The windings are wound aroun... | 04/29/2008 |
| 7365626 | Magentic device A magnetic device of smaller size and lower profile comprising a coil conductor of high inductance and low resistance is provided. The magnetic device comprises a coil conductor and a multilayer magnetic layer formed so as to cover the periphery of the coil conducto... | 04/29/2008 |
| 7362015 | Apparatus and method for making an electrical component This invention relates to a transformer and more particularly, to a system and method for making a transformer utilizing dynamic magnetic compaction. A coil is placed in a conductive container, and a conductive powder material, such as ferrite, is placed in the cont... | 04/22/2008 |
| 7363278 | Copyright detection and protection system and method A method for detecting against unauthorized transmission of digital works comprises the steps of maintaining a registry of information permitting identification of digital copyrighted works, monitoring a network for transmission of at least one packet-based digital ... | 04/22/2008 |
| 7358843 | Noise rejection device and cellular phone including the noise rejection device A device includes: a pillar-shaped core consisting of a first magnetic insulating material that has two quadric prism segments at both ends thereof symmetrically and has a cylindrical segment, which has an external shape smaller than that of the quadric prism segmen... | 04/15/2008 |