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| Number | Title | Issue Date |
| 7655271 | Apparatus and method for masking In one embodiment a coating process is disclosed. The process comprises, assembling a coating shield to an article, and disposing a coating on the article via an electrostatic coating process, wherein the coating lacks electrostatic attraction to the coating shield.... | 02/02/2010 |
| 7362543 | Magnetoresistive/inductive write head assembly formed with seed layers having a uniform thickness The present invention presents a method for fabricating coil elements for magnetic write heads. A coil pattern is formed on a substrate using photolithographic techniques. The substrate is etched using reactive ion etching, creating a coil-shaped trench in the subst... | 04/22/2008 |
| 7349179 | Write head for improved manufacturability larger write field and reduced adjacent track erasure A magnetic write head provides a significant write field and minimal adjacent track erasure, and lends itself to improved manufacturability. The write head includes a pedestal throat height that defines a bottom pole, P1, and that is substantially recessed fr... | 03/25/2008 |
| 7304821 | Magnetic head coil structure and method for manufacturing the same A Damascene process is provided for manufacturing a coil structure for a magnetic head. During the manufacturing process, an insulating layer is initially deposited after which a photoresist layer is deposited. A silicon dielectric layer is then deposited on the pho... | 12/04/2007 |
| 7301727 | Return pole of a transducer having low thermal induced protrusion A transducer including a return pole having a return pole tip extending to an external surface of the transducer. The external surface of the return pole tip has an area that is larger than a cross-sectional area of the return pole taken parallel to the external sur... | 11/27/2007 |
| 7284312 | Method for manufacturing a dynamoelectric stator A method for varnish application to a dynamoelectric stator is disclosed. The method includes a varnish treatment process and application by preheating the stator; adjusting a viscosity of the varnish; dripping the varnish onto a coil end of the stator from radially... | 10/23/2007 |
| 7280313 | High aspect ratio co-planar structure fabrication consisting of different materials A a method for fabricating a structure, such as a magnetic head, having two coplanar metallic features of different compositions, both deposited on their own seed layers. The features may be made tall relative to their widths (ie. have a high aspect ratio), and are ... | 10/09/2007 |
| 7248436 | Thin film magnetic head and method of manufacturing the same Provided are a thin film magnetic head and a method of manufacturing the same, which can locally miniaturized a pole width with high accuracy. A thin film coil is provided in a region located more rearward than a position (a first position) of a rear end of a top sh... | 07/24/2007 |
| 7248437 | Perpendicular magnetic recording head and method for manufacturing the same In a non-magnetic material layer, a concave portion is formed above a groove G. In addition, an auxiliary magnetic pole layer is formed having a convex portion which extends in the direction toward a main magnetic pole layer and which is placed in the concave portio... | 07/24/2007 |
| 7244142 | Connection structure or fastening structure with resonant circuit A connection structure or a fastening structure including a circuit which functions as a resonant circuit whose connection or fastening is confirmed by resonance of radio waves, the connection structure or a fastening structure has a connector for connecting a membe... | 07/17/2007 |
| 7201637 | Simultaneous planarization of pole piece and coil materials for write head applications A method for simultaneously planarizing to relatively equal smoothness a thin film magnetic head hardbaked resist structure having relatively low surface energy and one or more additional thin film magnetic head structures containing other materials having comparati... | 04/10/2007 |
| 7170713 | Heat sink for a magnetic recording head An effective heat sink is provided for a magnetic recording head. The heat sink conducts heat away from the recording head thus limiting the range of temperatures to which the recording head is subjected. A heat sink on a recording head significantly reduces heat in... | 01/30/2007 |
| 7169479 | Grain-oriented magnetic steel sheet comprising an electrically insulating coating The invention relates to a grain-oriented magnetic steel sheet including an electrically insulating coating made of an amorphous carbon-hydrogen network, which is applied after final annealing in order to ensure electrical insulation of the individual layers of the ... | 01/30/2007 |
| 7167340 | Thin-film magnetic head appropriately suppressing side fringing and method for fabricating the same A thin-film magnetic head includes a lower core layer; a recording core formed on the lower core layer and exposed at a face surface facing a recording medium, the recording core including a gap layer, an upper pole layer, and optionally, a lower pole layer; an uppe... | 01/23/2007 |
| 7158345 | Thin-film magnetic head appropriately suppressing side fringing and method for fabricating the same A thin-film magnetic head includes a lower core layer; a recording core formed on the lower core layer and exposed at a face surface facing a recording medium, the recording core including a gap layer, an upper pole layer, and optionally, a lower pole layer; an uppe... | 01/02/2007 |
| 7113131 | Metalized dielectric substrates for EAS tags A metallized substrate, such as used to make a resonant circuit tag with inductive and capacitive elements in series, has a thin inorganic or polymeric dielectric layer formed on a metal layer. The inorganic layer may be formed by anodizing a surface of the metal la... | 09/26/2006 |
| 7107668 | Method of manufacturing a longitudinal microsolenoid A photosensitive material is coated on an insulating material (13) stacked on a substrate (1) (FIG. 16A), and exposed and developed using a mask having a light-shielding film capable of controlling a light transmittance from 100% to 0% annularly... | 09/19/2006 |
| 7056978 | Toughened epoxy-anhydride no-flow underfill encapsulant A curable underfill encapsulant composition which is especially useful in the no-flow underfill encapsulation process. The composition contains an epoxy resin, a fluxing agent, a linear polyanhydride, a core shell polymer and a catalyst. In an alternative embodiment... | 06/06/2006 |
| 7052569 | Method for producing a high-quality insulation of electric conductors or conductor bundles of rotating electrical machines by means of spray sintering The present invention discloses a process for producing a high-quality insulation for conductors or conductor bundles of electrical machines by means of spray-sintering. Unlike in the prior art, it is possible to apply internal corona-discharge protection, insulatio... | 05/30/2006 |
| 7045174 | Method and device for insulating electro-technical components The method for hardening electro-insulating materials is characterised by the utilization and/or co-utilization of near-infrared radiation (NIR) having a wavelength of 500 nm to 1400 nm. NIR also enables very fast hardening of the component surface even with pure th... | 05/16/2006 |
| 7041385 | Composite sheet material for brazing The invention relates to a coiled composite sheet material far brazing, the composite sheet material having a structure comprising a substrate, the substrate including an aluminium substrate and/or an aluminium alloy substrate, on at least one side coupled to a carr... | 05/09/2006 |
| 7025659 | Simultaneous planarization of pole piece and coil materials for write head applications A method for simultaneously planarizing to relatively equal smoothness a thin film magnetic head hardbaked resist structure having relatively low surface energy and one or more additional thin film magnetic head structures containing other materials having comparati... | 04/11/2006 |
| 6999275 | Thin film magnetic head having partial insulating layer formed on bottom pole layer through gap layer and method of manufacturing the same A thin film magnetic head wherein a partial insulating layer is formed on a bottom pole layer with a gap layer provided therebetween, the gap depth Gd being regulated by the distance from a surface facing a recording medium to the partial insulating layer. A magneti... | 02/14/2006 |
| 6983521 | Method of manufacturing a strain element The invention relates to a method of manufacturing a strain element. In one aspect, the method of the invention comprises forming a coating film of titanium or a titanium compound on a surface of a cylindrical mold, and shaping the coating film like a coil. The meth... | 01/10/2006 |
| 6959483 | Method of making a recording head A recording head for use with magnetic recording media has an improved structure, made by a simplified manufacturing process. The electrically insulating materials within the recording head are inorganic. The insulating materials are vacuum deposited, with no need t... | 11/01/2005 |
| 6958885 | Insulation layer structure for inductive write heads and method of fabrication A computer disk drive (22) having a write head (52) which includes a coil (38), a photoresist insulation layer (66) formed on the coil (38), and an insulation shell layer (102) which is formed on the photoresist insulation l... | 10/25/2005 |
| 6949592 | Liquid epoxy resin emulsions, method for the production and use thereof The invention relates to novel liquid epoxy resin emulsions which contain the following components, dissolved and/or dispersed in water: (A) at least one binding agent selected from the group made of epoxy resins and modified epoxy resins, (B) at least one non ionic... | 09/27/2005 |
| 6948231 | Method of depositing material into high aspect ratio features The present invention presents a method for fabricating coil elements for magnetic write heads. A coil pattern is formed on a substrate using photolithographic techniques. The substrate is etched using reactive ion etching, creating a coil-shaped trench in the subst... | 09/27/2005 |
| 6947256 | Embedded wire planar write head system and method A magnetic write head and method for bulk fabrication of the same are provided. A trench is formed in a nonmagnetic substrate. A first magnetically permeable layer is deposited in the trench of the substrate. An optional first insulating layer is deposited in the tr... | 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 |
| 6937436 | Thin-film magnetic head and method of manufacturing same A recording head has a bottom pole layer and a top pole layer that include pole portions, and a recording gap layer placed between the pole portions. The recording head further has a thin-film coil placed between the bottom and top pole layers, the coil being insula... | 08/30/2005 |
| 6930863 | Graded laminated thin film poles and shields for magnetic heads A magnetic head having a magnetic shield and/or pole layer that is fabricated as a plurality of laminated layers, in which each layer includes a sublayer thickness of Fe(N) and a sublayer thickness of NiFe(N), and where the relative thickness of these two sublayers ... | 08/16/2005 |
| 6909928 | Method for manufacturing coils A method for manufacturing coils which achieves an uniform and complete curing of the paper impregnated with epoxy thermo curable resin placed between conductors by applying an electric current uniformly to all portions of the coil thus completely heating the coil, ... | 06/21/2005 |
| 6901653 | Process for manufacturing a magnetic head coil structure A Damascene process is provided for manufacturing a coil structure for a magnetic head. During the manufacturing process, an insulating layer is initially deposited after which a photoresist layer is deposited. A silicon dielectric layer is then deposited on the pho... | 06/07/2005 |
| 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 |
| 6835412 | Metalized dielectric substrates for EAS tags A metallized substrate, such as used to make a resonant circuit tag with inductive and capacitive elements in series, has a thin inorganic or polymeric dielectric layer formed on a metal layer. The inorganic layer may be formed by anodizing a surface of the metal la... | 12/28/2004 |
| 6793961 | Enhancement of magnetization switching speed in soft ferromagnetic films through control of edge stress anisotropy A method for fabricating a soft ferromagnetic film structure with reduced edge stress anisotropy and enhanced magnetization switching speed. A soft ferromagnetic film structure is formed over an underlying structure. The soft ferromagnetic film structure has one or ... | 09/21/2004 |
| 6692609 | Method for manufacturing laminated electronic component A method for manufacturing a laminated electronic component, in which magnetic layers and conductive patterns for coil are sequentially provided, a coil pattern is enclosed between the magnetic layers inside a laminated body, and a nonmagnetic section is ... | 02/17/2004 |
| 6675463 | Methods for forming torodial windings for current sensors A method of forming a toroidal winding assembly comprises: forming a longitudinal assembly having a first assembly end and a second assembly end; bending the longitudinal assembly to form a generally toroidal assembly; and bonding the first assembly end t... | 01/13/2004 |
| 6638567 | Hardenable composition with a particular combination of characteristics A curable epoxy resin composition comprising (a) a cycloaliphatic epoxy resin that is liquid at RT and, suspended therein, a core/shell polymer, (b) a polycarboxylic anhydride and (c) fillers, wherein the composition is flame-retardant because two diffe... | 10/28/2003 |
