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| Number | Title | Issue Date |
| 7466522 | Electrical lead structures having crystalline structures that match underlying magnetic hard bias layers for magnetoresistive sensors A magnetic head including an electrical lead layer that is comprised of a material having an ordered-phase crystalline structure. In a preferred embodiment, the ordered-phase crystalline structure of the electrical lead is epitaxially matched to the crystalline stru... | 12/16/2008 |
| 7444739 | Method for fabricating improved sensor for a magnetic head utilizing reactive ion milling process A magnetic head fabrication process in which a stencil layer is deposited upon a plurality of sensor layers. A photoresist mask in the desired read track width is fabricated upon the stencil layer. A reactive ion milling step is then conducted to remove the unmasked... | 11/04/2008 |
| 7406485 | Shared scans utilizing query monitor during query execution to improve buffer cache utilization across multi-stream query environments A system for data base management using memory devices holding a database containing tables of data occupying extents. A database engine reviews each query to determine an extents list of extents containing the data needed by that said query. A query monitor then re... | 07/29/2008 |
| 7405908 | Magnetic head with improved free magnetic layer biasing for thinner CPP sensor stack In a CPP magnetic head a free magnetic layer and a magnetic biasing layer are disposed within a central layer stack. To pin the magnetization of the bias layer, an antiferromagnetic (AFM) layer is fabricated on the sides of the central stack. The AFM layer may be co... | 07/29/2008 |
| 7398592 | Manufacturable CMP assisted liftoff process to fabricate write pole for perpendicular recording heads This invention describes a manufacturable method, including a CMP liftoff process, for removing masking materials after ion milling for fabricating the write pole of a magnetic head. Significant parameters for the CMP assisted liftoff process include the thickness o... | 07/15/2008 |
| 7365941 | Optical recording head including an optical resonant cavity An optical recording head including a media heating device to write and read data to a heat sensitive optical media disk. The media heating device includes an optical energy resonant cavity that produces a high intensity near-field optical spot of subwavelength dime... | 04/29/2008 |
| 7349185 | Three terminal magnetic sensor for magnetic heads with a semiconductor junction The TTM sensor includes a semiconductor structure and a spin valve structure, where the semiconductor structure includes at least two layers. Two of the three leads of the TTM sensor are engaged to the semiconductor layers, where a semiconductor junction between the... | 03/25/2008 |
| 7349925 | Shared scans utilizing query monitor during query execution to improve buffer cache utilization across multi-stream query environments A system for data base management using memory devices holding a database containing tables of data occupying extents. A database engine reviews each query to determine an extents list of extents containing the data needed by that said query. A query monitor then re... | 03/25/2008 |
| 7343354 | Method for determining demand and pricing of advertising time in the media industry The present invention utilizes customer/user generated data and market available data to provide a framework and guidance for a seller to price advertising time and space for programs offered by a media outlet, and to project future demand for advertising time and s... | 03/11/2008 |
| 7340824 | Method for fabricating a magnetic head having an improved magnetic shield A first magnetic shield layer of the read head sensor is deposited upon a slider substrate surface. A patterned photoresist is then photolithographically fabricated upon the first magnetic shield layer with openings that are formed alongside the location at which th... | 03/11/2008 |
| 7325296 | Method of fabricating a magnetic head 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 ... | 02/05/2008 |
| 7322097 | Method of manufacturing a magnetic head having short pole yoke length The induction coil of the magnetic head of the present invention is fabricated in a patterned electrical insulation material, preferably utilizing reactive ion etch (RIE) techniques. The electrical insulation material is particularly patterned such that it is formed... | 01/29/2008 |
| 7310205 | Thermally assisted recording of magnetic media using a resonant cavity and energy A magnetic head including a media heating device including an optical cavity resonator that produces a high intensity near-field optical beam adjacent to the write pole. Optical energy is coupled into the resonant cavity through a waveguide that is placed proximate ... | 12/18/2007 |
| 7306638 | Chemical mechanical polishing process for 2.45T CoFeNi structures of thin film magnetic heads The present invention is directed to methods for polishing and cleaning a wafer having CoFeNi structures within alumina fill to achieve corrosion-free, smooth, and planar surface. A preferred chemical mechanical polishing (CMP) method includes a CMP polishing compou... | 12/11/2007 |
| D556331 | Cover for a cervical collar | 11/27/2007 |
| 7290324 | Method for fabricating a magnetic head including a media heating element A magnetic head including a media heating device. Following the fabrication of the heating device, a sacrificial layer of material is deposited to protect the heating device during subsequent process steps. Thereafter, write head components, such as write head induc... | 11/06/2007 |
| 7283334 | Method for fabricating seed layer for spin valve sensor for magnetic heads for hard disk drives A magnetic head having a spin valve sensor that is fabricated utilizing an Al2O3, NiMnO, NiFeCr seed layer upon which a typical PtMn spin valve sensor layer structure is subsequently fabricated. The preferred embodiment fabrication process of t... | 10/16/2007 |
| 7277260 | Magnetic head spin valve structure with CoFeCu magnetic layer and ZnO/TaOcap layer A magnetic head that includes a spin valve sensor of the present invention which may be a CIP or CPP device. The sensor includes a free magnetic layer that is comprised of CoFeCu. In certain embodiments the free magnetic layer may also include a sublayer of NiFe. Th... | 10/02/2007 |
| 7268985 | Magnetic head having a layered hard bias layer exhibiting reduced noise A magnetic head having an improved read head structure. The read head includes a free magnetic layer with hard bias elements disposed proximate its ends, where the hard bias elements include an improved hard bias magnetic grain structure. This is accomplished by fab... | 09/11/2007 |
| 7268973 | Perpendicular magnetic head having thermally assisted recording element A perpendicular magnetic head including a media heating element that is fabricated within the magnetic head structure. The heating element is preferably fabricated above the first magnetic pole layer close to the ABS surface of the head. In one embodiment, following... | 09/11/2007 |
| 7265942 | Inductive magnetic head with non-magnetic seed layer gap structure and method for the fabrication thereof A magnetic head including first and a second magnetic poles with a write gap layer disposed therebetween. In a first embodiment the write gap layer includes a non-magnetic, non-conductive first sublayer which is preferably comprised of Ta or Ti which is deposited up... | 09/04/2007 |
| 7259934 | Pole tip trimmed magnetic recording head with minimal edge rounding In the present method for manufacturing a magnetic write head a focused ion beam (FIB) tool is utilized to mill the side edges of a P2pole, in order to provide a narrowed track width. Prior to milling, a thin film layer of material is deposited upon the P2... | 08/21/2007 |
| 7251106 | Magnetic head slider having protrusion-compensated air bearing surface design A magnetic head slider including a central pad that is disposed at the trailing edge of the slider and designed to increase the flying height of the slider in response to heat induced protrusion of the head elements. The central pad of the present invention includes... | 07/31/2007 |
| 7249406 | Method to detect magnetic pole defects in perpendicular recording heads at wafer level The perpendicular magnetic head fabrication and testing method includes the additional fabrication of magnetic pole testing structures in the kerf area of the wafer substrate. Particularly, magnetic interconnect pieces are fabricated in the kerf area to magnetically... | 07/31/2007 |
| 7239481 | Magnetic head having multilayer heater for thermally assisted write head and method of fabrication thereof A magnetic head including a media heating device that is preferably fabricated within the magnetic head structure. The heating device preferably includes an electrical heating element and electrical leads, where an insulation layer disposed above the heating element... | 07/03/2007 |
| 7236332 | Thermally assisted recording of magnetic using an in-gap optical resonant cavity A magnetic head including a media heating device that is fabricated within the magnetic head structure. The media heating device is fabricated between the writing magnetic pole of a perpendicular magnetic head and the ABS surface of the head, where it serves to heat... | 06/26/2007 |
| 7228618 | Method for fabricating a magnetic head A magnetic head having a spin valve sensor that is fabricated utilizing an Al2O3, NiMn0, Si seed layer upon which a PtMn spin valve sensor layer structure is subsequently fabricated. In the preferred embodiment, the Si layer has a thickness of ... | 06/12/2007 |
| 7228617 | Method for fabricating a GMR read head portion of a magnetic head The GMR read head includes a GMR read sensor and a longitudinal bias (LB) stack in a read region, and the GMR read sensor, the LB stack and a first conductor layer in two overlay regions. In its fabrication process, the GMR read sensor, the LB stack and the first co... | 06/12/2007 |
| 7230801 | Giant magnetoresistance (GMR) read head with reactive-ion-etch defined read width and fabrication process The GMR read head includes a GMR read sensor and a longitudinal bias (LB) stack in a read region, and the GMR read sensor, the LB stack and a first conductor layer in two overlay regions. In its fabrication process, the GMR read sensor, the LB stack and the first co... | 06/12/2007 |
| 7204014 | Magnetic head with thin gap layers A method for fabricating a magnetic head wherein a read head portion of the magnetic head includes a second gap insulation layer that includes a first portion that is fabricated upon the electrical leads of the read head and a second portion that is fabricated upon ... | 04/17/2007 |
| 7199972 | Narrow write head pole tip fabricated by sidewall processing The magnetic head includes a P2 pole tip in which the P2 pole tip material is electroplated upon a sidewall of the P2 pole tip photolithographic trench. To accomplish this, a block of material is deposited upon a write gap layer, such that a generally straight, vert... | 04/03/2007 |
| 7197919 | User adjustable calibration feature for a tire pressure gauge The pressure gauge is designed for operative engagement with a gas pressurized system such as a pneumatic tire. It includes a housing having a pressurized gas inlet orifice and a cylindrical bore formed within the housing. A pressure reactive piston is slidably enga... | 04/03/2007 |
| 7193817 | Magnetic head having heat sink structure A magnetic head having a heat sink structure that is disposed proximate the induction coil to draw heat away from sensitive components of the head. The heat sink is fabricated above the second magnetic pole, and is therefore fabricated subsequent to the fabrication ... | 03/20/2007 |
| 7187524 | Giant magnetoresistance sensor with stitched longitudinal bias stacks and its fabrication process A giant magnetoresistance (GMR) magnetic head that includes a GMR read sensor with a stitched longitudinal bias (LB) stack. The GMR read sensor includes seed, pinning, pinned, spacer, sense and cap layers in a read region, and its seed and pinning layers are extende... | 03/06/2007 |
| 7187520 | Magnetic head having thermally assisted recording device, and method of fabrication thereof A magnetic head including a media heating device that is fabricated within the magnetic head structure. The media heating device includes an electrically resistive element that is fabricated above the first magnetic pole layer close to the ABS surface of the head. A... | 03/06/2007 |
| 7182828 | Acrylic paint monotype artwork An artwork is made on a surface of a matrix or plate with acrylic paint and then allowing the paint to dry. A layer of a backing material adhesive, such as an acrylic gel, is next applied to the acrylic layer and a backing material (such as paper or cloth) is placed... | 02/27/2007 |
| 7155810 | Method for fabricating a magnetic head A GMR read head for a magnetic head, in which the hard bias layers are fabricated immediately next to the side edges of the free magnetic layer, and such that the midplane of the hard bias layer and the midplane of the free magnetic layer are approximately coplanar.... | 01/02/2007 |
| 7149062 | Spin valve structure with Si seed layer and reduced PtMn antiferromagnetic layer thickness A magnetic head having a spin valve sensor that is fabricated utilizing an Al2O3, NiMn0, Si seed layer upon which a PtMn spin valve sensor layer structure is subsequently fabricated. In the preferred embodiment, the Si layer has a thickness of ... | 12/12/2006 |
| 7136264 | Use of gold leads in lead overlaid type of GMR sensor A magnetic head including a lead overlaid read head component in which the electrical current passing through the overlaid passive regions of the sensor layers is reduced. The parts of the electrical leads that overlay the sensor layers are comprised of gold. The ex... | 11/14/2006 |
| 7133255 | Magnetic head having magnetic pole with lengthened neck pole tip and coplanar yoke, and method of fabrication thereof A magnetic head having a magnetic pole that includes a pole tip and a yoke. The pole tip includes an elongated neck, having an anchor piece on one end and a yoke interconnection piece on the other end. The air bearing surface of the head is located approximately at ... | 11/07/2006 |
