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7596853 Method of manufacturing thin film magnetic head having lower shield layer embedded in insulating  
The method of manufacturing a thin film magnetic head includes forming a first recessed portion for insulation and a second recessed portion for contact that reach the substrate through the first...
7569131 Method for producing multiple magnetic layers of materials with known thickness and composition using a one-step electrodeposition process  
A method for multi-layer electrodeposition in a single bath is also provided. A substrate is immersed in a bath. An electrodeposition operation is initiated for depositing a first layer of material...
7562437 Method of manufacturing a wrap around shield for a perpendicular write pole using a laminated mask  
A method for constructing a magnetic write head for use in perpendicular magnetic recording, the write head having a write pole with a trailing shield that wraps around the write pole. The method...
7549211 Method for de-tabbing a disk drive head suspension flexure  
A method for de-tabbing a dielectric tab extending between and bonded to first and second stainless steel portions of a disk drive head suspension component. Exemplary first and second stainless...
7536777 Use of metal capped seed layers for the fabrication of perpendicular thin film heads  
Methods and structures for the fabrication of perpendicular thin film heads are disclosed. Prior to the deposition of shield structures, capped seed layers having a dual layer structure are...
7523550 Process to open connection vias on a planarized surface  
A method for forming a via in an alumina protective layer on a structure such as a magnetic write head for use in perpendicular magnetic recording. A structure such as a magnetic pole, and or...
7506432 Method of manufacturing thin-film magnetic head  
A lower shield layer is formed by being embedded in a first recess formed in an under layer. Accordingly, the distance between the lower shield layer and a slider can be reduced. Also, a second...
7506431 Method of manufacturing a perpendicular magnetic write head having a wrap-around trailing shield and a concave trailing edge main pole  
A method for manufacturing a magnetic write head for perpendicular magnetic recording. The method allows the write head to be formed with a write pole having a concave trailing edge. The method...
7464457 Method for forming a write head having an air bearing surface (ABS)  
Methods for forming write heads. One method includes forming a mask layer above a pole tip layer; forming a layer of resist above the mask layer; patterning the resist; removing portions of the...
7456030 Electroforming technique for the formation of high frequency performance ferromagnetic films  
A hybrid method of fabricating magnetic core elements of an on-chip inductor structure addresses issues associated with conventional bottom up and damascene magnetic core plating techniques. The...
7441325 Perpendicular head with trailing shield and rhodium gap process  
A perpendicular write head including a main pole and a trailing shield, the main pole being made of a diamond-like carbon (DLC) layer as hard mask and a rhodium (Rh) layer as shield gap, both DLC...
7441323 Method of aligning components for installation on a head suspension assembly  
A head suspension for supporting a head slider over a storage media in a dynamic storage device is provided with a head suspension component having a spring metal layer, an electrically conductive...
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...
7389576 Method of manufacturing micro flux gate sensor  
A method of manufacturing a micro flux gate sensor that has a good electrical connection and can be easily manufactured includes operations of forming a metal pattern, forming a first insulation...
7386930 Method for manufacturing a magnetostrictive torque sensor  
For forming an annular magnetostrictive coat on an outer peripheral surface of a rotational shaft associated with a magnetostrictive torque sensor, a magnetostrictive coat forming method comprises...
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....
7363700 Method of manufacturing a thin film magnetic head  
The present invention provides a thin film magnetic head achieving improved recording performance by sharpening recording magnetic field gradient as much as possible. The thin film magnetic head...
7310870 Method for forming an annular magnetostrictive coat on an outer peripheral surface of a rotational shaft of magnetostrictive torque sensor  
For forming an annular magnetostrictive coat on an outer peripheral surface of a rotational shaft associated with a magnetostrictive torque sensor, a magnetostrictive-coat forming method comprises...
7267757 Magnetic head utilizing a CoNiFe alloy with 60-80 weight percent Fe and method for production therefor  
At least one of lower and upper magnetic cores is composed of magnetic films each of which contains two or more elements of Co, Ni, and Fe, which are formed by electroplating in a plating bath with...
7266881 Method of manufacturing a top portion and a bottom portion for later assembly of a hermitically sealed hard disk drive  
A hermetically sealed mobile hard disk drive that combines high storage capacity and performance with low power consumption and portable operation, including an integrated base substrate. One...
7240419 Method of manufacturing a magnetoresistance effect element  
A method of manufacturing a magnetoresistance effect element includes forming an insulating layer on a first ferromagnetic layer, forming an aperture reaching the first ferromagnetic layer by...
7231707 Method of manufacturing planar inductors  
Method of forming a ferromagnetic layer on at least one surface of a dielectric material that may be serve as an inductive core on a printed circuit board or a multichip module. Conductive leads...
7228619 Method of manufacturing a magnetic head with common seed layer for coil and pedestal  
A method for fabricating a coil and pedestal for a write head using a common seed layer is described. A nonmetallic gap layer is deposited on a planarized pole piece surface. Openings for the pole...
7219414 Method of manufacturing magnetic head for perpendicular magnetic recording  
A main pole layer of a magnetic head includes a first portion disposed at a distance from a medium facing surface, and a second portion that is smaller in thickness than the first portion and...
7207099 Method of manufacturing thin-film magnetic head having a magnetism intercepting layer provided between read head and write head  
A thin-film magnetic head comprises a read head and a write head. The read head and the write head are placed such that a top shield layer of the read head and a bottom pole layer of the write head...
7197815 Method of manufacturing the electromagnetic actuator  
An electromagnetic actuator comprises a core with a coil wound around a stator magnetically coupled to each end of the cored a movable element that can be displaced relative to the stator, and a...
7185419 Method of manufacturing a mask for evaporation  
A mask frame assembly for evaporation includes a mask and a frame which supports the mask. The mask includes a metal layer having a predetermined pattern, and a coating layer which is formed on a...
7179360 Soft magnetic film having improved saturated magnetic flux density, magnetic head using the same, and manufacturing method therefore  
A lower magnetic pole layer and/or an upper magnetic pole layer are formed of a CoFeα alloy in which the component ratio X of Co is 8 to 48 mass %, the component ratio Y of Fe is 50 to 90 mass %,...
7174623 Method of providing protection to the pole piece of a magnetic head during its manufacture with use of a selectively etchable material  
A method of making a magnetic head involves providing a partially constructed magnetic head which has a top surface formed by a front P 2 pole tip, a back gap P 2 pedestal, and insulator...
7168154 Method of constructing an integrated lead suspension  
An integrated lead suspension includes a solder ball that is placed between a lead wiring pad provided on a flexure of the suspension, and a bonding pad provided on a slider of a head gimbal...
7146712 Pattern forming method and method of making microdevice  
A metal film made of a metal material (e.g., NiFe, CoFeNi, or FeCo) including an iron atom is formed on a substrate (S 101 ). Subsequently, the metal film formed on the substrate is...
7137189 Method of constructing an integrated lead suspension  
An integrated lead suspension includes a solder ball that is placed between a lead wiring pad provided on a flexure of the suspension, and a bonding pad provided on a slider of a head gimbal...
7137188 Method of constructing an integrated lead suspension  
An integrated lead suspension includes a solder ball that is placed between a lead wiring pad provided on a flexure of the suspension, and a bonding pad provided on a slider of a head gimbal...
7135103 Preparation of soft magnetic thin film  
A soft magnetic thin film of CoFe alloy having a high Br and low Hc is prepared by furnishing a plating tank including cathode and anode compartments which are separated by a diaphragm or salt...
7127800 Narrow write head pole tip fabricated by sidewall processing  
The magnetic head includes a P 2 pole tip in which the P 2 pole tip material is electroplated upon a sidewall of the P 2 pole tip photolithographic trench. To accomplish this, a block of...
7111386 Lead plating method for GMR head manufacture  
A major problem in Lead Overlay design for GMR structures is that the magnetic read track width is wider than the physical read track width. This is due to high interfacial resistance between the...
7103960 Method for providing a backing member for an acoustic transducer array  
A method is provided for making a backing layer for an ultrasonic matrix array transducer useful in medical imaging and the like. A conductive grid is provided which includes a plurality of...
7086140 Method of fabricating a thin film magnetic recording head  
A method of fabricating a thin film magnetic recording head including a perpendicular recording head having an auxiliary pole, a main pole and a shield against an external magnetic field. The...
7065859 Method for manufacturing a thin film magnetic head  
A first magnetic film is formed in a primary pattern which is larger than its definitive pattern and of which edges are located within frames to be used in a frame-plating method for the second...
7062840 Method for forming permanent magnet targets for position sensors  
A process for forming magnetic targets for position and speed sensors, and magnetic targets formed according to the process. The targets are formed on a conductor-clad substrate by first applying a...
7007372 Method for making high speed, high areal density inductive write structure  
An inductive write element is disclosed for use in a magnetic data recording system. The write element provides increased data rate and data density capabilities through improved magnetic flux flow...
6973712 Lead plating method for GMR head manufacture  
A major problem in Lead Overlay design for GMR structures is that the magnetic read track width is wider than the physical read track width. This is due to high interfacial resistance between the...
6972081 Fabrication of embedded vertical spiral inductor for multichip module (MCM) package  
A process for fabricating a vertical spiral inductor within a multichip module package is disclosed. The process consists of depositing a pattern of bottom lines by electroplating copper on a...
6952867 Method for manufacturing perpendicular magnetic recording head having inverted trapezoidal main magnetic pole layer  
The side edge of the main magnetic pole layer is prevented from protruding in the track width direction even when a skew angle is generated by forming the main magnetic pole layer of the opposing...
6936763 Magnetic shielding for electronic circuits which include magnetic materials  
Shielded electronic integrated circuit apparatus ( 5 ) includes a substrate ( 10 ), with an eletronic integrated circuit ( 15 ) formed thereon, and a dielectric region ( 12 ) positioned on the...
6915559 Method of manufacturing a read head  
A method of manufacturing an active element for use with a magnetic head includes depositing a magnetic material to form a magnetic member, and nitriding the magnetic member after the depositing...
6895657 Method for producing a slider for an optical head  
A method for producing a slider for an optical head includes a slider member adapted for floating and running over a recording medium during recording and/or reproduction of information signals for...
6890412 Electrodeposition apparatus and method using magnetic assistance and rotary cathode for ferrous and magnetic particles  
A method and apparatus for microencapsulating or electrodeposited coating of ferromagnetic and soft-magnetic sub-micron or nano sized powderized material comprising use of a rotary flow-through...
6862798 Method of making a narrow pole tip by ion beam deposition  
A method of making a magnetic head assembly wherein the magnetic head assembly has a write head with a pole tip includes the steps of forming a shaping layer on an underlying layer wherein the...
6848166 Method of protecting the pole piece of a magnetic head during the ion mill patterning of the yoke  
A method of making a magnetic head which protects the front P 2 pole tip during the ion mill patterning of the yoke is described. A front connecting pedestal is electroplated over the front P 2 ...
Matches 1 - 50 out of 114 1 2 3 >