Matches 1 - 38 out of 38
Match Document Document Title
7633712 Method to print photoresist lines with negative sidewalls  
A write pole for vertical magnetic recording is described. It includes a trapezoidal prism of high magnetic moment material, having inwardly sloping sidewalls. Its parallel surfaces are between...
7486477 FeCoNi soft magnetic film including a controlled ratio of chlorine and sulfur  
A soft magnetic film is formed of a CoFeNi alloy containing trace amounts of chlorine and sulfur as impurities. The stress of the soft magnetic film can be reduced effectively, specifically to...
7298587 Rounded top pole  
A magnetic recording head having an air bearing surface for confronting a surface of a rotating disc and comprising a pole tip and a generally rounded and substantially planar body attached to the...
7123443 Self-aligned void filling for mushroomed plating  
The present invention includes an overplated component which includes an enlarged mushroom head having outer portions which overhang a hard baked resist layer. The device is ultimately encapsulated...
7106555 Magnetic head, magnetic tape device including the magnetic head and method for producing the magnetic head  
A magnetic head in which two sides, which are defined as viewed in a core width direction, of first, second, and third end surfaces of a magnetic recording head extend along a longitudinal...
7095586 Soft magnetic film having saturation magnetic flux density Bs of at least 2.0 T and magnetic head including the same  
A soft magnetic film comprising an FeCo alloy containing noble metals such as Pr and Rh. This soft magnetic film has a saturation magnetic flux density Bs of at least 2.0 and high corrosion...
7092205 Isolated transducer portions in magnetic heads  
A magnetic head having an air bearing surface reads and writes data to and from a disc. The magnetic head includes a substrate and a data transducer positioned upon the substrate adjacent the a...
6912771 Magnetic head for hard disk drive having varied composition nickel-iron alloy magnetic poles  
A magnetic head for a hard disk drive. The magnetic poles of the head are formed with a NiFe alloy having a graduated composition in which a higher Fe concentration is fabricated proximate the...
6876507 High-saturation thin-film write head for high-coercivity magnetic data storage media  
A thin-film write head employing pole pieces formed of an electroplated body-centered cubic (BCC) nickel-iron alloy with a saturation flux density (B S ) of 1.9 to 2.3 T (19 to 23 kG) and an...
6671135 Thin film magnetic head recessed partially into substrate and including planarization layers  
A combination magnetic head includes a reading head portion and a writing head portion successively stacked on a substrate. A magnetic shield layer is formed on a portion of the substrate between a...
6631054 Thin film magnetic head, a magnetic head device, a magnetic disk drive device, and a method for manufacturing a thin film magnetic device  
A second magnetic film of an inductive type electromagnetic conversion element is positioned at a trailing edge side relative to a first magnetic film of the conversion element. One edge portion of...
6553649 Method of making a write head before read head constructed merged magnetic head with track width and zero throat height defined by first pole tip  
A method makes a merged magnetic head that has an air bearing surface and read and write head portions wherein the write head portion has a pole tip, yoke and back gap regions. A method of making...
6542331 Magnetic head having write head with double split yoke  
The magnetic head of the present invention includes a P 1 pole having an opening formed therethrough, and a P 2 pole that is formed over the opening. A second magnetic pole tip is positioned...
6452758 Magnetic storage apparatus  
The proposed magnetic storage apparatus has the following features. The frequency at which data is recorded is selected to be 45 MHz. The thickness, resistivity and relative permeability of the...
6356410 Method and structure for defining track width on a recording head  
A head structure for writing data on a magnetic media including a first pole having an upper surface and a write gap covering a portion of the upper surface. An upper pole tip formed on the write...
6330128 Magnetic head assembly having open yoke write head with highly defined narrow track width  
A magnetic head assembly has an open yoke type write head constructed on top of a read head so that the write head can be constructed with a very narrow track width without restraint by the...
6156375 Method of making read/write magnetoresistive (MR) head with sunken components  
A combined sunken magnetoresistive (MR) read/write head is provided wherein first and second shield layers are eliminated or thinned down in an insulation stack region just behind a pole tip...
6134079 Magnetic head including a pole piece with soft magnetic particles dispersed therein and manufacturing method therefor  
A magnetic head including a magnetic pole piece for forming a recording gap, and a coil interlinked with the magnetic pole piece. The magnetic pole piece is obtained by first preparing a plating...
6101068 MR composite-type thin-film magnetic head having an upper pole with a high saturation magnetic flux density and an intermediate pole with a high resistivity  
A thin-film magnetic head includes an MR element serving as a reproducing element and a recording induction coil. The MR element is disposed between a lower magnetic pole and an intermediate...
6088197 Thin film magnetic head with reduced-area common pole layer for improving recording density  
In a thin film magnetic head including a substrate, a lower shield layer formed on the substrate, a first non-magnetic layer formed on the lower shield layer, a common magnetic pole formed on the...
6023397 Magnetic head, and its fabrication method  
A magnetic pole or magnetic shielding film is constructed of a soft magnetic thin film that has a composition represented by formula (Fe 1 -x M x ) 1 -y N y wherein M is at least one element...
5923506 Recording head element with improved coil tap and method for manufacturing same  
A recording element for use in a high density thin film recording head, and a method for manufacturing such an element are provided. The recording element includes a substrate, an insulative layer...
5894389 Thin-film Magnetic head having a narrow core width and process for its production  
A recess with a slanted wall is provided on a substrate, a magnetic yoke layer is formed so that the end of the magnetic yoke layer covers the slanted wall, and the recess is filled with a filling...
5739991 Composite thin film head having magnetoresistive and inductive head portions with nonmagnetic thin film interposed between core and shield portions of core layer  
A composite thin film head comprises a magnetoresistive head portion and an inductive head portion which are superposed on a substrate, the inductive head portion comprising a lower core layer...
5710683 Thin film tape head with substrate for reduced pole-tip recession  
The present invention provides a tape head with reduced pole-tip recession. A recessed substrate and a closure of the tape head are separated by a plurality of layers, which include, for example, a...
5691867 Complex type thin film magnetic head and production method thereof  
The present invention intends to solve the above described problems and provides a high reliability complex type thin film magnetic head in which high recording magnetic field density is achieved...
5462637 Process for fabrication of thin film magnetic heads  
A process for the fabrication of thin film magnetic heads from a wafer is disclosed that provides improved stud adhesion, reduced risk of contamination, and elimination of corrosive elements along...
5432645 Magnetic head-forming thin film  
The thin film of the invention for use in a magnetic head has an atomic ratio composition of the formula: (Fe 100 -z Ni z ) 100 -x-y M x N y wherein M is at least one member selected from the...
5388019 Magnetic thin film structures fabricated with edge closure layers  
Magnetic thin film structures are disclosed including a laminate of a layer of nonmagnetic material sandwiched between first and second layers of magnetic material and at least one edge closure...
5384680 Perpendicular anisotropy in thin film devices  
One aspect of the present invention relates to enabling rotational flux conduction through magnetic film devices by creating a magnetic film layer with anisotropy perpendicular to the plane of the...
5333086 Thin film two-pole inductive magnetic head with minimized secondary pulses  
A thin film two-pole inductive magnetic head for a computer disk drive assembly. The head comprises a substrate, a first pole formed over the substrate, a gap layer formed over the first pole and a...
4939610 Thin film magnetic head having magnetic core including a thin film of cobalt alloy  
A thin film magnetic head is disclosed which includes a substrate, a first magnetic core disposed on the substrate, a second magnetic core forming a magnetic path in conjunction with the first...
4642720 Magnetic head comprised of an improved base substance for high density magnetic recording  
A magnetic head is disclosed in which a non-magnetic base substance which supports a writing or reading converter for writing or reading on a magnetic recording medium is constructed with an...
4626947 Thin film magnetic head  
A thin film magnetic head comprises a lower magnetic member and an upper magnetic film which constitute a magnetic circuit having a magnetic gap at a predetermined location, and a conductor film...
4558385 Thin film magnetic head  
In a thin film magnetic head in which a lower magnetic layer is formed on a non-magnetic substrate through a non-magnetic layer, and a conductive layer constituting a signal winding and an upper...
4242710 Thin film head having negative magnetostriction  
A thin film inductive head is formed with nickel-iron binary alloy or nickel-iron-X ternary alloy pole pieces characterized by negative magnetostriction having a saturation magnetostriction...
4191983 Thin film magnetic head assembly having a thin film magnetic transducer encapsulated in insulating bonding material  
A thin film magnetic head assembly having a substrate, a thin film magnetic transducer mounted on the substrate and having a transducer portion which is planar with one treated edge of the...
4165525 Magnetic head having a core provided on a substrate by means of thin-film technology  
A thin-film magnetic head in which the electrically conductive magnetic material of the core is wound directly a number of times around an electrical conductor which ensures the energization of the...
Matches 1 - 38 out of 38