|
Match
|
Document |
Document Title |
|
|
7390529 |
Free layer for CPP GMR having iron rich NiFe
By using a free layer that includes a NiFe layer containing between 65 and 72 atomic percent iron, an improved CPP GMR device has been created. The resulting structure yields a higher CPP GMR ratio...
|
|
|
7383626 |
Methods for fabricating giant magnetoresistive (GMR) devices
In a method of fabricating a giant magnetoresistive (GMR) device a plurality of magnetoresistive device layers is deposited on a first silicon nitride layer formed on a silicon oxide layer. An etch...
|
|
|
7380330 |
Method for making magnetic write head
After defining the P2 pole of a magnetic read head, alumina is deposited over it and planarized by CMP, with the portion of the alumina overlaying the ABS region of the P2 pole subsequently being...
|
|
|
7370406 |
Method of manufacturing a thin film structure
A thin film magnetic head is described, the magnetic head having an insulating layer and a protrusion which has an upper portion and a base portion, and the upper portion has an extended portion....
|
|
|
7370404 |
Method for resetting pinned layer magnetization in a magnetoresistive sensor
A spin valve sensor in a read head has a spacer layer which is located between a self-pinned AP pinned layer structure and a free layer structure. The free layer structure is longitudinally...
|
|
|
7365948 |
Exchange-coupled film, method for making exchange-coupled film, and magnetic sensing element including exchange-coupled film
An exchange-coupled film includes a seed layer, an antiferromagnetic layer, and a ferromagnetic layer. The seed layer is formed at a thickness that is larger than the critical thickness, and the...
|
|
|
7362544 |
Thin film magnetic head slider, magnetic head support mechanism, magnetic disk drive, and method of manufacturing magnetic head
A thermal flying height adjustment slider capable of being mounted on a small-sized thin film magnetic head slider is provided wherein terminals of an energizer serving as a heater prevent...
|
|
|
7355813 |
Method of fabricating a narrow projection such as a write pole extending from a substrate
An article is formed as a substrate having a projection extending outwardly therefrom. The article may be a magnetic recording head and the projection a write pole. The projection has a width in a...
|
|
|
7343665 |
Method of making current-perpendicular-to-the-plane structure magnetoresistive head
The lower electrode is at least exposed at the surface of a substructure layer in a current-perpendicular-to-the-plane structure magnetoresistive element. A resist is formed to extend over the...
|
|
|
7340822 |
Insulator and manufacturing method thereof, and stator for electric rotating machine
A stator for a motor includes a stator core, an insulator, and coils. The stator core includes an annular portion and teeth, which extend radially from the annular portion. The stator core is...
|
|
|
7337530 |
Method for manufacturing a shielded pole magnetic head for perpendicular recording
A method of making a perpendicular magnetic recording head for use in a data storage device includes forming a first pole layer, a second pole layer, a third pole layer, and a shield layer of a...
|
|
|
7333306 |
Magnetoresistive spin valve sensor with tri-layer free layer
A TMR sensor, a CPP GMR sensor and a CCP CPP GMR sensor all include a tri-layered free layer that is of the form CoFe/CoFeB/NiFe, where the atom percentage of Fe can vary between 5% and 90% and the...
|
|
|
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...
|
|
|
7323067 |
Method of manufacturing magneto-resistance effect type head
A method of manufacturing a magneto-resistance effect type head that includes an element portion of magneto-resistance effect type and reproduces a read signal of data from a recording medium by...
|
|
|
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...
|
|
|
7322095 |
Process of manufacturing a four-sided shield structure for a perpendicular write head
A process for reducing fringe field effects of a main write pole by shielding it on all four sides, with the regular return pole also serving as the leading edge shield, is described. The main pole...
|
|
|
7320167 |
Longitudinal bias structure having stability with minimal effect on output
It is necessary to stabilize the free layer of GMR or TMR devices by providing a longitudinal bias field. As read tracks become very narrow, this field can drastically reduce the strength of the...
|
|
|
7308751 |
Magnetic head and method of manufacturing same, head suspension assembly and magnetic disk apparatus
A magnetic head has less variations in the resistance of a magneto-resistive device before and after the magnetic head is left in a high temperature environment so as to have higher stability of...
|
|
|
7301734 |
Longitudinal bias structure with improved magnetic stability
A GMR sensor having improved longitudinal biasing is provided as is a method of forming it. The improved biasing is provided by longitudinal biasing structures in which a soft magnetic layer is...
|
|
|
7296336 |
Method to protect a GMR head from electrostatic damage during the manufacturing process
A simple method is provided for protecting slider mounted read/write transducers from electrostatic discharge damage during the manufacture of disk drives. The method involves placing a ball of...
|
|
|
7290325 |
Methods of manufacturing magnetic heads with reference and monitoring devices
According to one aspect, an exemplary method for manufacturing a magnetic head includes forming a plurality of magnetoresistive devices, a reference device, and a monitoring device, where the...
|
|
|
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...
|
|
|
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 Al 2 O 3 , NiMnO, NiFeCr seed layer upon which a typical PtMn spin valve sensor layer structure is subsequently...
|
|
|
7283330 |
Method of manufacturing a suspension using coining
A method of manufacturing a suspension member designed to carry a slider and read/write head elements in a magnetic data storage device. The method includes forming the suspension member into a...
|
|
|
7275305 |
Method of manufacturing a thin-film magnetic head
A method of manufacturing a thin-film magnetic head, the thin-film magnetic head including a magnetoresistive element, first and second shield layers for shielding the magnetoresistive element, a...
|
|
|
7271983 |
Magnetic head with mini-outriggers and method of manufacture
An exemplary magnetic head assembly for use with magnetic recording media is provided. In one example, a head includes a data island associated with at least one data transducer, the data island...
|
|
|
7262938 |
Flying-type disk drive slider with self-blending contact pad
The invention is generally directed to a slider that is particularly suited for dynamic load/unload disk drive designs. This slider desirably addresses potential disk damage associated with contact...
|
|
|
7260886 |
Fastening a magnetic disk to a hub structure
Embodiments of the invention provide a clamping mechanism capable of clamping a magnetic disk by an accurate fastening force. In one embodiment, a magnetic disk fastening method includes the steps...
|
|
|
7260885 |
System and method for rigidly coupling a disk drive to a chassis of a computer
Embodiments of the present invention pertain to a method of manufacturing a disk drive coupling apparatus for rigidly coupling a disk drive to a chassis of a computer. In one embodiment, a disk...
|
|
|
7256963 |
Magnetic head with adaptive data island and mini-outrigger and methods of manufacture
In one aspect, an exemplary method of manufacturing a magnetic head assembly is provided. In one example, the method includes forming islands in a magnetic head structure to define a pair of...
|
|
|
7249405 |
Method for manufacturing a magnetic medium
Disclosed is a magnetic recording medium and a method for manufacturing the same to provide a magnetic recording medium reducing medium noise and having excellent thermal stability. The magnetic...
|
|
|
7243412 |
Method of manufacturing a magnetic head using a magneto-resistive effect
A method of manufacturing a magnetic head including a magnetic sensing portion formed of a magnetoresistive effect element, a magnetoresistive effect magnetic head manufacturing method depositing,...
|
|
|
7243411 |
Method for protecting write head coil during write pole/shaping
A method for protecting a write head coil during write pole notching using ion mill resistant mask formed by reactive ion etching is disclosed. Ion mill shaping of the write pole is performed after...
|
|
|
7241359 |
Method of manufacturing hard disc device with a printed wiring board fixed thereto
An insulating sheet is manufactured by attaching a buffer layer and a resin film using an adhesive layer that is not adhesive at a normal ambient temperature. Since there is no need to use a...
|
|
|
7240417 |
Collocated metal frame PZT micro-actuator with a lower stiffness suspension design and method of manufacture of same
A framing assembly with lower stiffness design and a method of manufacturing that framing assembly are disclosed. In one embodiment, a framing assembly pattern is cut from a piece of a thin planar...
|
|
|
7237321 |
Method for fabricating a CPP magnetic transducer using CMP-assisted lift-off and a CMP-resistant metal layer
A method is described which uses a CMP resistant metal layer to replace the upper dielectric layer in the track width definition phase of a TMR or CPP spin valve magnetic head. The metal which is...
|
|
|
7235208 |
Dust core
A dust core consists essentially of ferromagnetic powder; and an insulating binder, in which the ferromagnetic powder is dispersed; wherein the insulating binder is a silicone resin comprising a...
|
|
|
7234228 |
Method of fabricating novel seed layers for fabricating spin valve heads
A method for forming a bottom spin valve sensor element with a novel seed layer and synthetic antiferromagnetic pinned layer. The novel seed layer comprises an approximately 30 angstrom thick layer...
|
|
|
7233458 |
High magnetic moment Co-Fe-O-N films with soft magnetic properties
A write element includes a first pole pedestal and a second pole pedestal opposing the first pole pedestal and defining a write gap between the first and second pole pedestals. A first layer of...
|
|
|
7217666 |
Reactive ion milling/RIE assisted CMP
A method for forming a high aspect ratio magnetic structure in a magnetic write head using a combination of chemical mechanical polishing and reactive ion etching.
|
|
|
7213326 |
Method of manufacturing a horizontal thin film write, MR read head
A horizontal combined head is provided which has both a thin film write and an MR read element located at an air bearing surface (ABS). The read element can be formed with a track width that is...
|
|
|
7200919 |
Method of fabricating a magnetic transducer with multilayer conductive leads including a tantalum layer, a chromium layer and a rhodium layer
A method of fabricating a magnetic transducer (head) according to the invention includes forming multilayered electrically conductive leads for the magnetic sensor which include a thin tantalum...
|
|
|
7197813 |
Method of accurate evaluation on magnetoresistive read element
The magnetoresistance is measured for a magnetoresistive layered-structure, such as a spin valve film, prior to formation of an upper shield layer as well as patterning of a lower shield layer. The...
|
|
|
7196872 |
Sliders bonded by a debondable encapsulant comprising different polymers formed via in situ polymerization
A slider assembly is provided comprising a plurality of sliders bonded by a debondable solid encapsulant comprised of different first and second polymers The solid encapsulant is comprised of a...
|
|
|
7193814 |
Pole piece for high track density recording
For high track density recording, tighter reader and writer track width control are essential. This has been achieved by using a plated NiPd write gap which is self-aligned with a plated 23 KG pole...
|
|
|
7191508 |
Method for manufacturing thin-film magnetic head sliders
A method for manufacturing thin-film magnetic head sliders is disclosed. Initially, an elastic layer, which may be made of poly-dimethyl siloxane (PDMS), is spun on a wafer and is thermally cured....
|
|
|
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...
|
|
|
7186348 |
Method for fabricating a pole tip in a magnetic transducer
A method for fabricating a magnetic head with a trapezoidal shaped pole piece tip is described. The body of the main pole piece is deposited, then one or more layers for the pole piece tip are...
|
|
|
7184248 |
Synthetic pattern exchange configuration for side reading reduction
A patterned, synthetic, longitudinally exchange biased GMR sensor is provided which has a narrow effective trackwidth and reduced side reading. The advantageous properties of the sensor are...
|
|
|
7181827 |
Method of forming magnetic layer pattern
Provided is a method of manufacturing a thin film magnetic head capable of achieving compatibility between preventing the occurrence of side erasing and securing overwrite characteristics. When a...
|