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| Number | Title | Issue Date |
| 7923133 | Coatings and methods for particle reduction The present disclosure relates to high purity apparati, e.g., magnetic hard disk drives, and more specifically, to coatings for particle reduction of surfaces of such apparati. The provided coatings include thin polymer coatings with reactive pendant groups having c... | 04/12/2011 |
| 7300712 | Magnetic sensor and position detector In a magnetic sensor (1) including a substrate (10) having a magnetism-sensitive element (11) formed thereon, a hard membrane (14) is formed on the outermost surface, an organic film (13) to relieve the stress caused by the hard me... | 11/27/2007 |
| 7283326 | Methods for producing a protective film on recording media A method of producing a protective film on recording media including forming a protective film on at least the surface facing a recording medium, said protective film having the composition represented by the formula: SiCXHYOZNW... | 10/16/2007 |
| 7280312 | Method for producing a protective thin film for a magnetic head A protective thin-film for a magnetic head is produced by a method comprising vapor-depositing from an atmosphere containing Si, C and H under an operating pressure of less than 0.05 Torr while applying a negative bias voltage of less than −400 V but greater than ... | 10/09/2007 |
| 7244522 | Lubricant for magnetic recording medium and use thereof A magnetic recording medium and method for forming the magnetic recording medium are described. The magnetic recording medium includes a magnetic layer formed on a non-magnetic support, and a lubricant layer over the magnetic layer. The lubricant layer includes a co... | 07/17/2007 |
| 7241514 | Magneto-resistive device, and magnetic head, head suspension assembly and magnetic disk apparatus using magneto-resistive device A magneto-resistive device is provided for contributing to a higher MR ratio and a reduced cleaning time for cleaning the surface of a cap layer. In the magneto-resistive device, a cap layer which serves as a protection layer is formed on a free layer which is the t... | 07/10/2007 |
| 7172904 | High sensitivity sensor for tagged magnetic bead bioassays The preferred embodiments of the present invention use MRAM technology to detect a shift in the magnetic switching field of a sensor. The shift in the magnetic switching field is caused by the presence of magnetic tagged beads. By measuring the magnitude of the shif... | 02/06/2007 |
| 7087324 | Magnetoresistive spin-valve sensor and magnetic storage apparatus A magnetoresistive spin-valve sensor is constructed to include a magnetic layer, a specular layer made of a metal oxide, a back layer made of Au, Cu, AuCu, AgCu, AuAgCu or an alloy thereof and interposed between the magnetic layer and the specular layer, and a metal... | 08/08/2006 |
| 7042684 | Structure/method to form bottom spin valves for ultra-high density Two embodiments of a GMR sensor of the bottom spin valve (BSV) spin filter spin valve (SFSV) type are provided together with methods for their fabrication. In each embodiment the sensor includes an in-situ naturally oxidized specularly reflecting layer (NOL) which i... | 05/09/2006 |
| 7008704 | Magnetoresistance effect film and spin valve reproducing head The spin valve reproducing head has a narrow track width and high stability. The spin valve reproducing head comprises: a base layer; a magnetoresistance effect film having a magnetic sensing section; biasing sections formed on both sides of the magnetoresistance ef... | 03/07/2006 |
| 6630248 | Synthetic anti-parallel/parallel/pinned layer spin valve A spin valve structure is described that has greater pinned layer robustness than is found in spin valves of the existing known art, making it well suited for use in high density recording. This has been achieved by a using a modified pinned layer that is... | 10/07/2003 |
| 5154978 | Highly corrosion-resistant rare-earth-iron magnets A highly corrosion-resistant rare-earth-iron magnet has a paraxylylene polymer film or a chloropara-xylylene polymer film formed thereon. The substrate magnet surface has a roughness Ra of no more than one micron. The magnet has a plasma polymer film form... | 10/13/1992 |
| 5061576 | Thin film magnetic head A thin film magnetic head comprises a substrate, a lower magnetic layer, an insulating layer and an upper magnetic layer formed in that order on said substrate, and a protective layer formed on said upper magnetic layer and having an end surface exposed o... | 10/29/1991 |
| 4430440 | Magnetic head slider material A material for magnetic head sliders comprises a mixed powder consisting of 40 to 80% by weight of Al2 O3 and 20 to 60% by weight of TiO2, and further contains, per 100 parts by weight of the Al2 O3 a... | 02/07/1984 |
