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Napoleon Bonaparte ; When told of the Robert Fulton steamboat
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| Number | Title | Issue Date |
| 7422697 | Composite sintered magnetic material, its manufacturing method, and magnetic element using composite sintered magnetic material A composite sintered magnetic material comprises a kind of metal powder at least one selected from the group consisting of Fe, Fe—Si type, Fe—Ni type, Fe—Ni—Mo type, and Fe—Si—Al type, and a ferrite layer formed from a kind of ferrite powder at least one... | 09/09/2008 |
| 7373716 | Method for constructing permanent magnet assemblies A method for constructing a permanent magnet assembly by using a non-magnetic frame between individual magnet segments to restrain the movement of the magnet segments. The frame restricts the movement of the magnets during assembly. The frame also provides an effect... | 05/20/2008 |
| 7335317 | Method of preparing polymer composite using unidirectionally solidified giant magnetostrictive material The present invention relates to methods of preparing a polymer composite using a giant magnetostrictive material, and more particularly, to polymers composite having various improved properties, in which the advantageous structure of the giant magnetostrictive mate... | 02/26/2008 |
| 7332101 | Permanently linked, rigid, magnetic chains One aspect of the present invention relates to a permanently linked, rigid, magnetic chain of particles prepared by sol-gel methods. A second aspect of the present invention relates to a method of preparing a permanently linked, rigid, magnetic chain of particles co... | 02/19/2008 |
| 7169468 | Resin bonded rare earth magnet A resin bonded rare earth magnet, compression molded from rare earth-transition alloy powder and thermosetting resin, having a magnet 1 comprising a mixture of thermosetting resin and rare earth-transition alloy powder with a particle size of between 20 and 3... | 01/30/2007 |
| 7115213 | Ferromagnetic ZnO-type compound including transition metallic element and method for adjusting ferromagnetic characteristics thereof The ZnO-type compound contains at least one metal selected from a group of transition elements consisting of V, Cr, Fe, Co, Ni, Rh and Ru. Ferromagnetic characteristics are adjusted by adjusting densities of these transition elements, by varying combinations of two ... | 10/03/2006 |
| 6962753 | Highly heat-conductive composite magnetic material In a composite magnetic body comprising soft magnetic powder dispersed in an organic binding agent and having an electromagnetic interference suppressing effect, powder excellent in thermal conductivity is further dispersed into the organic binding agent so as to pr... | 11/08/2005 |
| 6921573 | High-frequency current suppression body using magnetic loss material exhibiting outstanding complex permeability characteristics The present invention is a high-frequency current essentially of M—X—Y, where M is Fe, Co, and/or Ni, X is an element other than M or Y, and Y is F, N, and/or O. The maximum value μ″max of the loss factor μ″ of this material exists at 100 MHz to... | 07/26/2005 |
| 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 iron. ... | 10/12/2004 |
| 6797401 | Electromagnetic wave absorbing materials Electromagnetic wave absorbing materials comprising magnetic alloy particles and an insulating matrix are disclosed. The magnetic alloy particles comprise a transition metal such as Fe and/or Co, and further comprise at least one refractory metal such as Ti, V, Cr, ... | 09/28/2004 |
| 6783874 | Magnetic sensor having second antiferromagnetic layers and two types of electrode layers on free magnetic layer and manufacturing method thereof First electrode layers are formed on second antiferromagnetic layers, and in a step separate from the above, second electrode layers are formed above internal end surfaces of the second antiferromagnetic layers and the first electrode layers and parts of the upper s... | 08/31/2004 |
| 6764617 | Ferromagnetic conducting lignosulfonic acid-doped polyaniline nanocomposites A conductive ferromagnetic composition of matter comprising sulfonated lignin or a sulfonated polyflavonoid, or derivatives thereof, and ferromagnetic iron oxide particles is disclosed. Among the uses of the composition is to shield electromagnetic radiation. The fe... | 07/20/2004 |
| 6761983 | Magnetic information recording medium The magnetic information recording medium includes a backing layer containing Fe and C as its main ingredients, having a substantially amorphous structure, and having an easy axis of magnetization in an in-plane direction, and a magnetic layer having an easy axis of... | 07/13/2004 |
| 6696638 | Application and production of a magnetic product The present invention relates to a magnetic device and method for making it, wherein the magnetic device is specifically constructed of grains in a matrix. The matrix may be cement or plaster. The grains have an average diameter that is greater than their... | 02/24/2004 |
| 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 weight % Ni, 1.5 to 4.5 weight % Al, 0.5 to 3 weight % Ti a... | 02/10/2004 |
| 6677052 | Preseed layer for a magnetic recording disk A magnetic recording disk is provided having an amorphous preseed layer of chromium, titanium, and yttrium. The use of the preseed layer improves the magnetic performance of the disk including signal to noise, inplane orientation, and readback pulsewidth.... | 01/13/2004 |
| 6663981 | Marker for use in a magnetic anti-theft security system and method for marking the marker A marker for use in a magnetic anti-theft security system has an amorphous ferromagnetic alloy alarm strip and at least one activation strip. The semi-hard magnetic alloy for the activation strip contains 8 to 25 weight % Ni, 1.5 to 4.5 weight % Al, 0.5 t... | 12/16/2003 |
| 6656604 | Magnetoresistive thin-film magnetic element and method for making the same A magnetoresistive thin-film magnetic element including a composite comprising an antiferromagnetic layer, a pinned magnetic layer, a nonmagnetic conductive layer, a free magnetic layer; hard bias layers for orienting the magnetic vectors of the free magn... | 12/02/2003 |
| 6617055 | Spin valve sensor with low moment free layer At least a portion of a free layer structure in a spin valve sensor is composed of nickel iron molybdenum (NiFeMo) so that the free layer structure does not have to be reduced in thickness in order to have a reduced magnetic moment for responding to lower... | 09/09/2003 |
| 6617044 | Surface treating process, surface treating apparatus, vapor-depositing material, and rare earth metal-based permanent magnet with surface treated A surface treating process according to the present invention, a vapor deposited film is formed from an easily oxidizable vapor-depositing material on the surface of a work by evaporating the vapor-depositing material in a state in which the vapor deposit... | 09/09/2003 |
| 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 transformers, motors, and electric generators. A totally new elect... | 05/13/2003 |
| 6479096 | Method for manufacturing a GMR spin valve having a smooth interface between magnetic and non-magnetic layers A GMR spin valve is provided for reading a magnetic signal from a magnetic recording medium. The spin valve includes a non-magnetic layer such as for example copper, separated by first and second magnetic layers. The spin valve includes a pinned magnetic ... | 11/12/2002 |
| 6472037 | Non-permanent adhesive-backed magnetized securing device A non-permanent adhesive-backed magnetized securing device allows for affixing and removing objects from the adhesive portion of the device with minimal to no destruction or marring of the contacted surface of the object. The device includes a base member... | 10/29/2002 |
| 6461741 | Grain-oriented electromagnetic steel sheet with excellent coating properties and process for its manufacture A high permeability grain-oriented electromagnetic steel sheet with a higher tension-imparting effect and more excellent cohesion and magnetic properties compared to the prior art, which also maintains sufficient corrosion resistance to withstand practica... | 10/08/2002 |
| 6440522 | Method and device for producing a security element and a corresponding security element A method of producing a security element for electronically securing an object, a device for producing the security element and the security element itself form aspects of the present invention. The security element includes a strip element embedded in sh... | 08/27/2002 |
| 6416880 | Amorphous permalloy films and method of preparing the same A magnetically permeable material comprising a substantially amorphous permalloy film is disclosed. The substantially amorphous permalloy film is formed by ion-beam sputtering. The substantially amorphous permalloy film exhibits improved output amplitude ... | 07/09/2002 |
| 6416879 | Fe-based amorphous alloy thin strip and core produced using the same The object of the present invention is to provide an Fe-based amorphous alloy thin strip capable of realizing an excellent soft magnetic property for use in alternating current applications while keeping a high magnetic flux density even in a composition ... | 07/09/2002 |
| 6407676 | Magnetostrictive resonator, road in which the resonator is buried and method of burying the resonator A first magnetostrictive member 1a is housed in a storage section 2f of a first frame 2a and a second magnetostrictive member 1b is housed in a storage section 2g of a second frame 2b. They are fixed by an adhesive, etc., so as to sandwich a belt-like mag... | 06/18/2002 |
| 6387522 | Grain-oriented electrical steel sheet for low-noise transformer The present invention provides a grain-oriented electrical steel sheet, for a low noise transformer, capable of reducing higher harmonics which are highly audible and lowering noise effectively, and relates to a grain-oriented electrical steel sheet for a... | 05/14/2002 |
| 6376089 | Process for producing rare earth metal-based permanent magnet having corrosion-resistant film The present invention provides a process for producing a rare earth metal-based permanent magnet having, on its surface, a corrosion-resistant film containing inorganic fine particles having a specific average particle size and dispersed in a film phase f... | 04/23/2002 |
| 6361859 | Magnetic recording media having CrMo underlayers A magnetic recording media having a CrMo underlayer provides improved performance characteristics. In one embodiment, the recording media comprises a rigid substrate and an underlayer disposed over the substrate, in which the underlayer comprises CrMo. Pr... | 03/26/2002 |
| 6335103 | Magnetic recording media for longitudinal recording A magnetic recording medium including a substrate and a magnetic layer on the substrate which is a Co-based alloy including Pt and/or Ir, including at least one of Ti, Zr, Hr, V, Nb, Ta, Cr, Mo, W, Ge, and Si, and including oxygen. A magnetic memory appar... | 01/01/2002 |
| 6331214 | Monolithically bonded construct of rare-earth magnet and metal material and method for bonding same Its basic means is a monolithically bonded construct prepared by monolithically bonding together a rare-earth magnet 2 and a an alloy material that is a high melting point metal or a high specific-tenacity material through the solid phase diffusion bondin... | 12/18/2001 |
| 6329078 | Magnetoresistive element and method of forming the same A ferromagnetic tunnel junction structure includes an anti-ferromagnetic layer; a first ferromagnetic layer in contact with the anti-ferromagnetic layer; a tunnel barrier layer in contact with the first ferromagnetic layer; a second ferromagnetic layer in... | 12/11/2001 |
| 6299989 | High stack factor amorphous metal ribbon and transformer cores The present invention relates to a high stack factor amorphous metal transformer core, and to a process for constructing a high stack factor amorphous metal transformer core. The process uses high lamination factor amorphous metal ribbon (the term laminat... | 10/09/2001 |
| 6290868 | Field-structured material media and methods for synthesis thereof The present application is directed to a new class of composite materials, called field-structured composite (FSC) materials, which comprise a oriented aggregate structure made of magnetic particles suspended in a nonmagnetic medium, and to a new class of... | 09/18/2001 |
| 6284388 | Steel with electrically insulating hematite layer The present invention is directed to a method of forming an electrically insulating layer on a steel article such as a stack of electrical steel laminations or an individual, unstacked electrical steel lamination, comprising exposing the article to an oxi... | 09/04/2001 |
| 6255005 | Composite magnetic member, method of producing ferromagnetic portion of same, and method of forming non-magnetic portion of same Provided is a composite magnetic member made of a single material combining a ferromagnetic portion and a non-magnetic portion in which the ferromagnetic portion has better soft magnetism than conventional members and the non-magnetic portion has the same... | 07/03/2001 |
| 6255006 | Magnetic recording medium A magnetic recording medium comprising a non-magnetic substrate having thereon a non-magnetic undercoat, a magnetic film and optionally a protective film. The magnetic film comprises a material containing Co as a main component. The non-magnetic undercoat... | 07/03/2001 |
| 6245441 | Composite magnetic member excellent in corrosion resistance and method of producing the same This is a composite magnetic member excellent in corrosion resistance having a chemical composition consisting essentially, by weight, of 0.30 to 0.80% C, more than 16.0% but not more than 25.0% Cr, 0.1 to 4.0% Ni, 0.1 to 0.06% N, at least one kind not mo... | 06/12/2001 |
