Did You Know...
...that the first rickshaw was invented in 1869 by an American Baptist minister, the Rev. E. Jonathan Scobie, to transport his invalid wife around the streets of Yokohama?
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| Number | Title | Issue Date |
| 7398589 | Method for manufacturing a transformer winding A preferred method for manufacturing a transformer winding includes winding an electrical conductor into a first plurality of turns, placing an electrically insulating material having adhesive thereon over the first plurality of turns, and winding the electrical con... | 07/15/2008 |
| 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 |
| 7373716 | Method for constructing permanent magnet assemblies A method for constructing a permanent magnet assembly by using a non-magnetic frame between individual magnet segments to restrain the movement of the magnet segments. The frame restricts the movement of the magnets during assembly. The frame also provides an effect... | 05/20/2008 |
| 7350283 | Method for making rotor for permanent magnet electric machine A method for making a rotor for a permanent magnet electric motor comprising the steps of providing an annular permanent magnet and an annular back-up member. Affixing the magnet to the inner surface of the back-up member in an un-magnetized condition and overmoldin... | 04/01/2008 |
| 7342477 | Inductor An inductor comprising one or more windings disposed on opposed first and second surfaces of a flat-plate substrate. The windings are applied to the substrate by plating or photoresistive deposition techniques, with through-holes through the plate accommodating the ... | 03/11/2008 |
| 7340825 | Method of making a transformer A transformer and method of making includes first half primary and secondary windings as metallic circuits that are etched on a metallic cladding of a first liquid crystal polymer (LCP) sheet. Secondary windings are positioned in spaced relation to the primary windi... | 03/11/2008 |
| 7328500 | Method of manufacturing laminated polar anisotropic hybrid magnet Disclosed is a method of manufacturing a laminated polar anisotropic hybrid magnet, which includes separately mixing first permanent magnet powders having low magnetic properties and second permanent magnet powders having high magnetic properties with a thermoplasti... | 02/12/2008 |
| 7318269 | Method of manufacturing coil component The invention relates to a method of manufacturing a coil component uses as a major part of a common mode choke coil or a transformer, and there is provided a method of manufacturing a compact and low height coil component in which deterioration of impedance charact... | 01/15/2008 |
| 7262680 | Compact inductor with stacked via magnetic cores for integrated circuits An on-chip inductor device for Integrated Circuits utilizes coils on a plurality of metal layers of the IC with electrical connectors between the coils and a magnetic core for the inductor of stacked vias running between the coils. The magnetic core is made from a s... | 08/28/2007 |
| 7245192 | Coupler with edge and broadside coupled sections Couplers are disclosed that include first and second mutually coupled conductors. The coupled conductors may be regular or irregular in configuration, and for example, may be linear, including rectilinear or with one or more curves, bends or turns, such as forming a... | 07/17/2007 |
| 7198747 | Fabrication of ceramic microstructures The invention provides ceramic molded solid articles and methods for making these articles on the micron scale. Articles are molded from ceramic precursors, optionally using molds including at least one portion that is elastomeric. ... | 04/03/2007 |
| 7194799 | Process for fabricating a high density multi-layer microcoil A high density multi-layer microcoil includes a substrate, a multi-layer coil winding, a magnetic core and a dry film photoresist structure. The multi-layer coil winding and the magnetic core are supported by the dry film photoresist structure. The fabrication proce... | 03/27/2007 |
| 7197354 | System for determining the position and orientation of a catheter Electromagnetic field detector located within a catheter, for determining the position and orientation of the catheter according to an electromagnetic field generated in the vicinity of the catheter, the electromagnetic field detector including a ferromagnetic core ... | 03/27/2007 |
| 7161457 | Common mode choke including conductors within dielectric layer and associated methods A common mode choke may include a generally rectangular body including bottom and top ferrite portions, at least one pair of laterally spaced apart interior conductors between the bottom and top ferrite portions and extending between the first and second ends of the... | 01/09/2007 |
| 7146708 | Method of making a composite electric machine rotor assembly A method of making composite electric machine rotor assembly of a desired magnetic pattern. Magnetic segments and non-magnetic segments are separately formed to green strength, and then arranged adjacent to each other in a desired magnetic pattern. A small amount of... | 12/12/2006 |
| 7138887 | Coupler with lateral extension A coupler is disclosed that includes first and second mutually coupled spirals or loops disposed on opposite sides of a dielectric substrate. The substrate may be formed of one or more layers and the loops may have a number of turns appropriate for a given applicati... | 11/21/2006 |
| 7135952 | Electronic transformer/inductor devices and methods for making same The present invention relates to transformer 1 inductor devices and to the methods of construction for inductive components such as inductors, chokes, and transformers. Plural via holes are formed through a ferromagnetic substrate. Primary and secondary condu... | 11/14/2006 |
| 7120986 | Method of manufacturing rotor of electric motor In a method of manufacturing a rotor of an electric motor to be arranged inside a stator, a permanent magnet is formed in a ring-shape, and a rotating shaft and the permanent magnet are concentrically arranged in a mold. Then, a rubber material in a fluid state is p... | 10/17/2006 |
| 7119649 | Common mode noise filter A common mode noise filter includes a first insulating layer made of magnetic material, a first conductor on the first insulating layer, a second insulating layer located on the first conductor and made of nonmagnetic material, a second conductor having a spiral sha... | 10/10/2006 |
| 7091813 | Integrated circuit transformer for radio frequency applications An integrated circuit transformer. A substrate supporting multiple layers of materials of an integrated circuit is provided with a first metallization layer comprising a first set of turns of a primary winding of a transformer, and a second set of turns of a seconda... | 08/15/2006 |
| 7087134 | System and method for direct-bonding of substrates A method of bonding substrates and devices having bonded substrates are disclosed. The method of bonding substrates includes depositing a layer of bonding substrate material onto a bonding surface of a first substrate. A bonding site density of at least one of the l... | 08/08/2006 |
| 7069639 | Method of making chip type power inductor A method of fabricating a chip type power inductor includes the steps of: preparing green sheets: forming cutting lines on a magnetic layer green sheet and a non-magnetic layer green sheet; forming via holes on the non-magnetic layer green sheet where the cutting li... | 07/04/2006 |
| 7051421 | Method of fabricating a rotor An electric traction motor for a vehicle including a housing, a wound stator field located in the housing, a rotor magnetically interacting with the wound stator field, high energy magnets configured in the rotor, and low energy magnets configured in the rotor. ... | 05/30/2006 |
| 7042309 | Phase inverter and coupler assembly A circuit assembly may include one or more coupler sections, and may include a phase inverter and/or a phase shifter. A coupler section may include a phase inverter. A coupler may include first and second mutually coupled spirals disposed on opposite sides of a diel... | 05/09/2006 |
| 7000732 | Magnetic top for ladders and method of construction thereof A ladder that has a top portion that has numerous magnets attached or embedded into it. The magnets surround the sides of the ladder top as well as attached to the underside of the top plate. In this way, tools, fasteners, paint cans, or any other metal items can be... | 02/21/2006 |
| 6972639 | Bi-level coupler A coupler is disclosed that includes first and second mutually coupled spirals disposed On opposite sides of a dielectric substrate. The substrate may be formed of one or more layers and the coils may have a number of turns appropriate for a given application. Condu... | 12/06/2005 |
| 6970154 | Fringe-field filter for addressable displays The display kit of the present invention comprises: an addressable display medium configured to exhibit a first aspect under the influence of an addressing vector field in a first direction at an addressing magnitude; and an addressor; where the addressor is configu... | 11/29/2005 |
| 6948230 | Integrated circuit inductors The invention relates to an inductor comprising a plurality of interconnected conductive segments interwoven with a substrate. The inductance of the inductor is increased through the use of coatings and films of ferromagnetic materials such as magnetic metals, alloy... | 09/27/2005 |
| 6946946 | Toroidal inductive devices and methods of making the same An inductive device comprises an electric winding component having a generally toroidal shape, and a plurality of discrete magnetic components at least partially embracing the electric winding component so as to complete a magnetic flux path and to form at least one... | 09/20/2005 |
| 6944934 | Small-sized motor and manufacturing method thereof In the case of a small-sized motor of the present invention, a printed board to which an electric circuit including an electric element is attached is mounted on a case cover. The printed board has a soldering part to be connected to a member attached to an interior... | 09/20/2005 |
| 6938327 | Method of manufacturing a common mode choke coil A common mode choke coil has a plurality of metallic conducting wires buried into a sintered magnetic material such that the metallic conducting wires are proximate to each other and an electrode mounted on a surface of the sintered magnetic material so as to be con... | 09/06/2005 |
| 6918173 | Method for fabricating surface mountable chip inductor In a method for fabricating a surface mountable chip inductor, a spiral coil pattern is formed on a surface of a cylindrical body fabricated by mixing ferrite or ceramic powder with thermoplastic organic binder, the cylindrical body is transformed into a square-shap... | 07/19/2005 |
| 6917274 | Stacked coil device and fabrication method thereof A stacked coil device comprising: an inner electrode layer formed of at least two parts and having a non-magnetic electrode region and an inner magnetic region formed as one layer, the non-magnetic electrode region being provided with an opening at a center thereof ... | 07/12/2005 |
| 6910260 | Integrated circuit inductors The invention relates to an inductor comprising a plurality of interconnected conductive segments interwoven with a substrate. The inductance of the inductor is increased through the use of coatings and films of ferromagnetic materials such as magnetic metals, alloy... | 06/28/2005 |
| 6901654 | Method of fabricating a coil and clamp for variable reluctance transducer Improved coils and clamps for variable reluctance sensors are disclosed. A method of fabricating a discrete coil involves providing a conductor wound in a coil on a tube. The coil has a coil outer surface that has insulation. A window is opened in the insulation on ... | 06/07/2005 |
| 6889419 | Method of making a composite electric machine component of a desired magnetic pattern A method of making composite electric machine components. Magnetic segments and non-magnetic segments are separately formed to green strength, and then arranged adjacent to each other in a desired magnetic pattern. A small amount of powder material is added in-betwe... | 05/10/2005 |
| 6859994 | Method for manufacturing an inductor A method for manufacturing an inductor is performed in such a manner that the surface of a metal wire provided with an insulating film thereon is coated with a thermal melting resin. The thickness of the thermal melting resin is, for example, approximately 1 μm. As... | 03/01/2005 |
| 6836958 | Method of making a permanent magnet A Neodymium-Iron-Boron permanent magnet which is substantially wider across a first axis than across the perpendicular second axis. The second axis is the axis defining the north and south poles of the magnet. At one of the poles is a permalloy cap which is substant... | 01/04/2005 |
| 6820323 | Method of firing magnetic cores A method of firing magnetic cores includes the steps of attaching a powder to the surface of a plurality of flattened-ring compact bodies made of a magnetic material, arranging the plurality of flattened-ring compact bodies adjacently so that the axes of flattened t... | 11/23/2004 |
| 6804876 | Method of producing chip inductor A method of producing a chip inductor including the steps of inserting a conductive wire made of a metallic wire into a metallic mold, supporting both end portions of the conductive wire on support portions provided on inner surfaces of the metallic mold so as to po... | 10/19/2004 |
