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Class Information
Number: 360/319
Name: Dynamic magnetic information storage or retrieval > Head > Magnetoresistive (mr) reproducing head > Detail of magnetic shielding
Description: Subject matter including specifics of material which blocks undesired magnetic flux from an MR sensor.

Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8711525 Magnetoresistive shield with coupled lateral magnet bias Apr. 29, 2014
8711526 Magnetic element with top shield coupled side shield lamination Apr. 29, 2014
8711524 Patterned MR device with controlled shape anisotropy Apr. 29, 2014
8705213 Magnetic field detecting device with shielding layer at least partially surrounding magnetoresistive stack Apr. 22, 2014
8687324 Tape drive head with jointly optimized shield-to-shield gap and sensor width Apr. 1, 2014
8675315 Magnetic sensor with anisotropic liner Mar. 18, 2014
8665568 Magnetic sensor Mar. 4, 2014
8659854 Magnetoresistive shield with stabilizing feature Feb. 25, 2014
8638530 Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor having a top shield with an antiparallel structure Jan. 28, 2014
8634162 Perpendicular write head having a stepped flare structure and method of manufacture thereof Jan. 21, 2014
8630068 Method and system for providing a side shielded read transducer Jan. 14, 2014
8630069 Magnetic shield having improved resistance to the hard bias magnetic field Jan. 14, 2014
8619393 Devices and methods using recessed electron spin analyzers Dec. 31, 2013
8599605 Magnetic storage device Dec. 3, 2013
8582248 Magnetoresistive sensor, including non-magnetic conducting layer embedded in shielding layer and magnetic head, head gimbal assembly and disk drive unit with the same Nov. 12, 2013
8576518 Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor with exchange-coupled side shield structure Nov. 5, 2013
8576517 Magnetic recording transducer having side shields between the coils and the air-bearing surface Nov. 5, 2013
8564910 Magnetic shield structure Oct. 22, 2013
8559140 Magnetic element with varying stripe heights Oct. 15, 2013
8553370 TMR reader structure having shield layer Oct. 8, 2013
8553371 TMR reader without DLC capping structure Oct. 8, 2013
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
8537504 Current-perpendicular-to-plane (CPP) read sensor with ferromagnetic buffer, shielding and seed layers Sep. 17, 2013
8537501 Write head with modified side shields Sep. 17, 2013
8531801 Method and system for providing a read transducer having a composite magnetic shield with smooth interfaces Sep. 10, 2013
8531802 Magnetic structure free layer stabilization Sep. 10, 2013
8514524 Stabilized shields for magnetic recording heads Aug. 20, 2013
8514525 Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor with reference layer integrated in magnetic shield Aug. 20, 2013
8514526 Magnetoresistive magnetic head having a non-magnetic part on a medium facing surface side of the sensor Aug. 20, 2013
8477461 Thin film magnetic head having a pair of magnetic layers whose magnetization is controlled by shield layers Jul. 2, 2013
8472146 Current perpendicular magnetoresistive sensor with a dummy shield for capacitance balancing Jun. 25, 2013
8470463 Magnetic shield with in-plane anisotropy Jun. 25, 2013
8472147 Magnetoresistive shield with lateral sub-magnets Jun. 25, 2013
8462467 Thin film magnetic head including soft layer magnetically connected with shield Jun. 11, 2013
8462468 Magnetic head and magnetic disk drive to be used for shingled recording method Jun. 11, 2013
8437105 Magnetic sensor with composite magnetic shield May. 7, 2013
8437106 Thin film magnetic head including spin-valve film with free layer magnetically connected with shield May. 7, 2013
8422177 Reader shield with tilted magnetization Apr. 16, 2013
8416538 Shaped shield for a magnetoresistive head Apr. 9, 2013
8411384 Writer having a shield structure for adjacent and far track interference refreshment Apr. 2, 2013
8395867 Magnetic sensor with a recessed reference layer assembly and a front shield Mar. 12, 2013
8390963 Trilayer reader with current constraint at the ABS Mar. 5, 2013
8369048 CPP-type thin film magnetic head provided with side shields including a pair of antimagnetically exchanged-coupled side shield magnetic layers Feb. 5, 2013
8365393 Manufacturing methods for write heads with floating side shields Feb. 5, 2013
8355224 Sensor shape of a CPP magnetic head for improving the MR ratio Jan. 15, 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
8339734 Magnetic write head having a wrap around trailing shield with an asymetrical side gap Dec. 25, 2012
8339750 Spin accumulation magnetic sensor Dec. 25, 2012
8339751 Shield design for magnetic recording head Dec. 25, 2012

1 2 3 4 5 6 7 8 9

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