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Class Information
Number: 360/320
Name: Dynamic magnetic information storage or retrieval > Head > Magnetoresistive (mr) reproducing head > Detail of head insulation
Description: Subject matter including specifics of material that provides electrical isolation for a head.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8659855 Trilayer reader with current constraint at the ABS Feb. 25, 2014
8537505 Magnetoresistive effect head having a free layer and a magnetic domain control layer that applies a magnetic field more strongly in an upper part of the free layer Sep. 17, 2013
8365393 Manufacturing methods for write heads with floating side shields Feb. 5, 2013
8349195 Method and system for providing a magnetoresistive structure using undercut free mask Jan. 8, 2013
8345388 Perpendicular recording device having reduced sensitivity to external fields Jan. 1, 2013
8335056 CPP sensors with hard bias structures that shunt sense current towards a shield Dec. 18, 2012
8322022 Method for providing an energy assisted magnetic recording head in a wafer packaging configuration Dec. 4, 2012
8315019 Method and system for providing an improved magnetoresistive structure utilizing an oxidation buffer layer Nov. 20, 2012
8274761 Magnetic head including a thermal asperity effect element sensor in a stepped-back position from an air bearing surface Sep. 25, 2012
8184395 Magnetic recording and reproducing apparatus with thin-film magnetic head having microwave magnetic exciting function May. 22, 2012
8184406 Thin film magnetic head having an angled insulating film May. 22, 2012
8059371 Method to reduce sensitivity of a magnetic read-write head to external magnetic fields Nov. 15, 2011
7990659 Magnetic head with protective films Aug. 2, 2011
7911744 Magneto-resistive effect device and magnetic disk system with refilled insulation layer in contact with a read end face of a cap layer Mar. 22, 2011
7864489 Thin-film magnetic head having an antistatic layer preventing a protective coat from being electrostatically charged Jan. 4, 2011
7765676 Method for patterning a magnetoresistive sensor Aug. 3, 2010
7712204 Manufacturing method of a thin-film magnetic head May. 11, 2010
7710691 Three terminal magnetic sensor having an in-stack longitudinal biasing layer structure in the collector region and a pinned layer structure in the emitter region May. 4, 2010
7697246 Magnetoresistive sensor having biasing AFM layer in contact with free layer and a track width defined by a lead contact area Apr. 13, 2010
7639459 Three terminal magnetic sensor having an in-stack longitudinal biasing layer structure Dec. 29, 2009
7636223 Three terminal magnetic sensor having an in-stack longitudinal biasing layer structure and a self-pinned layer structure Dec. 22, 2009
7583479 Thin-film magnetic head with heater in overcoat multilayer, head gimbal assembly with thin-film magnetic head, and magnetic disk drive apparatus with head gimbal assembly Sep. 1, 2009
7562436 Deposition defined trackwidth for very narrow trackwidth CPP device Jul. 21, 2009
7551407 Thin-film magnetic head, head gimbal assembly and hard disk drive Jun. 23, 2009
7532441 MR read head with first and second gap layers May. 12, 2009
7522387 Thin film magnetic head and fabrication process for preventing short-circuit failure in a narrow track width and narrow gap length Apr. 21, 2009
7506430 Process to manufacture narrow track CPP head with bias cancellation Mar. 24, 2009
7352539 Thin-film magnetic head having a covered insulating layer Apr. 1, 2008
7327538 Lead overlay sensor with improved current path Feb. 5, 2008
7320168 Method to improve heat dissipation in a magnetic shield Jan. 22, 2008
7290324 Method for fabricating a magnetic head including a media heating element Nov. 6, 2007
7280320 Thin-film magnetic head and manufacturing method thereof Oct. 9, 2007
7280321 Magnetoresistive head Oct. 9, 2007
7237322 Method for making a tunnel valve head with a flux guide Jul. 3, 2007
7227726 Method and system for providing a dual-stripe magnetoresistive element having periodic structure stabilization Jun. 5, 2007
7213326 Method of manufacturing a horizontal thin film write, MR read head May. 8, 2007
7209329 Heat sink and high thermal stability structure for CPP sensor Apr. 24, 2007
7190557 Current-in-the-plane spin valve magnetoresistive sensor with dual metal oxide capping layers Mar. 13, 2007
7154713 CPP-type magnetic head with less deformation and a magnetic recording/reproducing system using the same Dec. 26, 2006
7134184 Process of manufacturing a narrow track CCP head with bias cancellation Nov. 14, 2006
7126794 Thin film magnetic head including heat dissipation, method of manufacturing the same, and magnetic disk drive Oct. 24, 2006
7116526 Lead overlay sensor with improved current path Oct. 3, 2006
7102853 Negative thermal expansion dielectrics for thermal pole tip protrusion compensation Sep. 5, 2006
7092217 Magnetoresistive head Aug. 15, 2006
7061727 Magnetoresistive head using multilayered varistor material Jun. 13, 2006
7061728 High linear density read head with a contiguous junction and minimal shield shorts Jun. 13, 2006
7050272 Reduction of contact noise in single-ended magnetoresistive read elements May. 23, 2006
7035057 Magnetoresistive effect thin-film magnetic head and manufacturing method of magnetoresistive effect thin-film magnetic head Apr. 25, 2006
7031119 CPP-type magnetic head with less deformation and a magnetic recording/reproducing system using the same Apr. 18, 2006
7027270 Spin valve sensor for high areal density applications Apr. 11, 2006

1 2 3

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