|
Match
|
Document |
Document Title |
|
|
7608158 |
Method of maintaining particle size
The present invention includes particle compositions and methods of fabrication that prevent agglomeration, thereby maintaining particle size and/or shape. Particles of the present invention were...
|
|
|
7608154 |
Nonoriented electrical steel sheet excellent in core loss
A nonoriented electrical steel sheet excellent in core loss comprising copper sulfides with a sphere-equivalent radius of 100 nm or less, wherein the number density of the copper sulfides is less...
|
|
|
7589161 |
Polymeric quenchant, manufacture thereof, and method for quenching steel
A polymeric quenchant. The polymeric quenchant comprises an inorganic nanoparticle, a water-soluble polymer, and water, wherein a weight ratio of the inorganic nanoparticle, water-soluble polymer...
|
|
|
7585378 |
Methods for producing raw material alloy for rare earth magnet, powder and sintered magnet
A method of making a material alloy for an R-T-Q based rare-earth magnet according to the present invention includes the steps of: preparing a melt of an R-T-Q based rare-earth alloy, where R is...
|
|
|
7563331 |
Method for producing nanocrystalline magnet cores, and device for carrying out said method
The invention relates to a method and to a device for carrying out a manufacturing process in which all magnet cores to be produced are first continuously crystallized. Depending on whether the...
|
|
|
7562432 |
Method for manufacturing magnetostrictive torque sensor
A method for manufacturing a magnetostrictive torque sensor having low nonuniformity of sensitivity characteristics. The residual austenite content in the rotating shaft of the torque sensor is...
|
|
|
7547367 |
Method for producing magnetically active shape memory metal alloy
The invention relates to a method for producing magnetically active shape memory metal alloy, said metal alloy containing nickel, manganese and gallium. In the method, the different components of...
|
|
|
7547365 |
Process for producing, through strip casting, raw alloy for nanocomposite type permanent magnet
To make a raw alloy, consisting mostly of amorphous structure, highly productively and at a reduced cost for a nanocomposite magnet, a molten alloy represented by Fe 100-x-y-z R x Q y M z (where R...
|
|
|
7524381 |
Method for controlling magnetostriction in a free layer of a magnetoresistive sensor
A method for controlling magnetostriction in a free layer of a magnetoresistive sensor. A pinned layer structure is deposited and then a spacer layer, preferably Cu is deposited. Oxygen is...
|
|
|
7479193 |
Preparation of positive magnetostrictive materials for use under tension
A positive magnetostrictive material such as a ferromagnetic alloy is subjected to a magnetic field during annealing treatment while being heated for a predetermined period of time at an elevated...
|
|
|
7377985 |
Temper process of sintered Nd-Fe-B permanent magnet
The present invention provides a tempering process for sintered Nd—Fe—B permanent magnet material, which optimizes the microstructure of the Nd—Fe—B magnet and improves intrinsic coercive...
|
|
|
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...
|
|
|
7316752 |
R-T-B-C based rare-earth magnetic powder and bonded magnet
The step of preparing a rapidly solidified alloy by rapidly quenching a melt of an R-T-B-C based rare-earth alloy (where R is at least one of the rare-earth elements including Y, T is a transition...
|
|
|
7309396 |
Giant magnetostrictive material and heat treatment method for giant magnetostrictive material
Restoring magnetostriction characteristics without causing fusion of rod. By performing heat treatment on a giant magnetostrictive material within the temperature range of 750 to 860° C., working...
|
|
|
7276128 |
Amorphous alloys for magneto-acoustic markers in electronic article surveillance having reduced, low or zero co-content and method of annealing the same
A ferromagnetic resonator for use in a marker in a magnetomechanical electronic article surveillance system is manufactured at reduced cost by being continuously annealed with a tensile stress...
|
|
|
7207102 |
Method for forming permanent magnets with different polarities for use in microelectromechanical devices
Methods are provided for forming a plurality of permanent magnets with two different north-south magnetic pole alignments for use in microelectromechanical (MEM) devices. These methods are based on...
|
|
|
7192492 |
Process for the control of inhibitors distribution in the production of grain oriented electrical steel strips
In the production of electrical steel strips, a special islab-reheating treatment before hot rolling is carried out so that the maximum temperature within the furnace is reached by the slab well...
|
|
|
7144463 |
Highly quenchable Fe-based rare earth materials for ferrite replacement
The present invention relates to highly quenchable Fe-based rare earth magnetic materials that are made by rapid solidification process and exhibit good magnetic properties and thermal stability....
|
|
|
7128790 |
Iron-cobalt alloy, in particular for electromagnetic actuator mobile core and method for making same
The invention concerns an iron-cobalt alloy, characterised in that it comprises in weight percentages: 10 to 22% of Co; traces to 2.5% of Si; traces to 2% of Al; 0.1 to 1% of Mn; traces to 0.0100%...
|
|
|
7096075 |
Apparatus, method and program for physical state controller
For determination as to whether there is a possibility that temperature control satisfying conditions according to an upper limit LH_i and a lower limit LL_i of the annealing control temperatures...
|
|
|
7089648 |
Method for fabricating a magnetoresistive head
There is provided a magnetoresistive head which can realize high sensitivity and low noise even when the reading track is being reduced. Longitudinal biasing is performed to a ferromagnetic free...
|
|
|
7041204 |
Physical vapor deposition components and methods of formation
A PVD component forming method includes inducing a sufficient amount of stress in the component to increase magnetic pass through flux exhibited by the component compared to pass through flux...
|
|
|
7011718 |
Bulk stamped amorphous metal magnetic component
A bulk amorphous metal magnetic component has a plurality of laminations of ferromagnetic amorphous metal strips adhered together to form a generally three-dimensional part having the shape of a...
|
|
|
7005014 |
Method of producing exchange coupling film and method of producing magnetoresistive sensor by using exchange coupling film
A laminate structure includes an antiferromagnetic layer, a pinned magnetic layer, and a seed layer contacting the antiferromagnetic layer on a side opposite to pinned magnetic layer. The seed...
|
|
|
6964711 |
Process for the production of grain oriented electrical steel strips
A process for the production of grain oriented electrical Fe-Si strips in which a Si-containing alloy is directly cast as a strip between 2.5–5.0 mm thick and cold rolled in one stage, or in more...
|
|
|
6949148 |
Method of stress inducing transformation of austenite stainless steel and method of producing composite magnetic members
A method of stress inducing transformation from the austenite phase to the martensite phase by conducting cold working on material of austenite stainless steel in the temperature range from the...
|
|
|
6933509 |
Apparatus and method using fractionated irradiation to harden metal
The present invention provides an apparatus for hardening a metal article, comprising a holding device, an energy beam generator pointed at the holding device for directing energy beams at the...
|
|
|
6893511 |
Production method for semirigid magnetic material and semirigid material and magnetic marker using it
The invention relates to a semi-hard magnetic material having rectangular hysteresis loop and superior magnetization steepness and a method of producing a bias material preferably used for a...
|
|
|
6848169 |
Magnetic tunneling junction and fabrication method thereof
A fabrication method of a magnetic tunnel junction includes the steps of: forming a magnetic tunnel junction constructed having a first magnetic layer, a tunnel barrier formed at an upper surface...
|
|
|
6830634 |
Method and device for continuous annealing metallic ribbons with improved process efficiency
A thin metallic ferromagnetic alloy ribbon is annealed by continuously transporting it through an oven in order to induce specific magnetic characteristics and in order to remove a...
|
|
|
6803118 |
Marker for use in a magnetic anti-theft security system
A semi-hard magnetic alloy for activation strips in magnetic anti-theft security systems is disclosed that contains 8 to 25 weight % Ni, 1.0 to 4.5 weight % Al, 0.5 to 3 weight % Ti and the balance...
|
|
|
6800143 |
Supermagnetostrictive alloy and method of preparation thereof
The present invention provides a supermagnetostrictive alloy capable of providing a larger shift (lager magnetostriction) with excellent workability, which is applicable to an actuator in response...
|
|
|
6783798 |
Magnetic or magnetizable composite product and a method for making and using same
Thin, flexible composite materials, which are magnetic or magnetizable and processes for producing and using the materials. The composite material contains a laminate formed from a mixture of...
|
|
|
6779248 |
Method of manufacturing a lead overlay bottom spin valve with improved side reading
In bottom spin valves of the lead overlay type the longitudinal bias field that stabilizes the device tends to fall off well before the gap is reached. This problem has been overcome by providing a...
|
|
|
6773514 |
Method for producing non-grain oriented electric sheet steel
The present invention relates to a method for producing non grain-oriented magnetic steel sheets in which hot strip is produced from an input stock such as cast slabs, strip, roughed strip, or thin...
|
|
|
6767412 |
Method for producing non-grain-oriented magnetic steel sheet
The invention relates to a method for producing non-grain-oriented hot-rolled magnetic steel sheet in which from a raw material such as cast slabs, strip, roughed strip or thin slabs produced from...
|
|
|
6758915 |
Grain oriented electromagnetic steel sheet exhibiting extremely small watt loss and method for producing the same
The invention is a grain-oriented magnetic steel sheet having extremely low iron loss, suitable for use as an iron core material for transformers and power generators, and a method for producing...
|
|
|
6750459 |
Apparatus and method using irradiation to harden metal
The present invention provides an apparatus for hardening a metal article, comprising a holding device, an energy beam generator pointed at the holding device for directing energy beams at the...
|
|
|
6699332 |
Method of producing a magnetic recording medium
A method of producing a magnetic recording medium comprising the steps of providing a substrate having a layer of a non-magnetic material that can be converted into a magnetic state by annealing,...
|
|
|
6692582 |
Hard magnetic alloy, hard magnetic alloy compact and method for producing the same
A hard magnetic alloy in accordance with the present invention is composed of at least element T selected from the group consisting of Fe, Co and Ni, at least one rare earth element R, and boron...
|
|
|
6689490 |
Display element for employment in a magnetic anti-theft security system
Display Element for Employment in a Magnetic Anti-theft Security System A semi-hard magnetic alloy for activation strips in magnetic anti-theft security systems is disclosed that contains 8 to 25...
|
|
|
6666930 |
FePt magnet and manufacturing method thereof
The present invention offers a minute-sized magnet with superior magnetic energy product (BH) max and coercivity iHc, as well as superior anti-corrosive properties. This magnet is comprised of an...
|
|
|
6648994 |
Methods for producing iron-based amorphous alloy ribbon and nanocrystalline material
The present invention provides a method for producing a Fe-based amorphous alloy ribbon comprising the steps of: ejecting a molten Fe-based alloy containing 10 atomic % or less of B onto a cooling...
|
|
|
6623566 |
Method of selection of alloy compositions for bulk metallic glasses
A method for selecting alloying elements for complex, multi-component amorphous metal alloys is provided in which the solvent element is the largest atom with a concentration of 40-80 at %, the...
|
|
|
6610421 |
Spin electronic material and fabrication method thereof
A spin electronic material exhibiting a spin-dependent electronic effect includes zincblende TE-VE, where TE stands for V, Cr or Mn and VE stands for As or Sb.
|
|
|
6596101 |
High performance nanostructured materials and methods of making the same
Preferred embodiments of the invention provide new nanostructured materials and methods for preparing nanostructured materials having increased tensile strength and ductility, increased hardness,...
|
|
|
6589366 |
Method of making active magnetic refrigerant, colossal magnetostriction and giant magnetoresistive materials based on Gd-Si-Ge alloys
Method of making an active magnetic refrigerant represented by Gd 5 (Si x Ge 1−x ) 4 alloy for 0≦x≦1.0 comprising placing amounts of the commercially pure Gd, Si, and Ge charge components in...
|
|
|
6588092 |
Method for producing a magnetic head, the magnetic head including a pair of magnetic core halves
Method for producing a magnetic head of a pair of magnetic core halves combined with a nonmagnetic layer therebetween including forming a winding window in at least one of a pair of generally flat...
|
|
|
6579635 |
Smoothing and stabilization of domain walls in perpendicularly polarized magnetic films
A ferromagnetic film suitable for ultra-high density perpendicular recording, and a process for producing the film. The process generally entails forming a film of ferromagnetic material on a...
|
|
|
6562473 |
Electrical steel sheet suitable for compact iron core and manufacturing method therefor
Electrical steel sheets having superior magnetic properties, anti-noise properties, and workability, are ideal for use a compact iron core material in electric apparatuses, such as compact...
|