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"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 7935297 | Method of forming pointed structures A method of forming an array of pointed structures comprises depositing a ferrofluid on a substrate, applying a magnetic field to the ferrofluid to generate an array of surface protrusions, and solidifying the surface protrusions to form the array of pointed structu... | 05/03/2011 |
| 7425295 | Production method of tone wheel A Production method of tone wheel made of elastic material to be fixed to a rotating member in which a magnetic encoder is assembled in combination of the tone wheel and a magnetic sensor provided at a fixed member. The tone wheel is produced by using newly designed... | 09/16/2008 |
| 7354021 | Magnet for an ionic drive for space vehicles A toroidally shaped magnetic device with distortion-free exit and access ports provides toroidal magnetic ionic drive systems for vehicles that achieve a more operationally efficient, uniform and stronger radial magnetic field. This is accomplished by magnetizing a ... | 04/08/2008 |
| 7320166 | Speed sensor encoder wheel and method of making A method of making an encoder for use in a speed sensor includes providing a metal tube. A material containing ferrite is then extruded over the metal tube to produce an encoder tube. The encoder tube is cut to a given length to form an encoder. The encoder is then ... | 01/22/2008 |
| 7222727 | Low cost food processing belts and other conveyances manufactured from conductive loaded resin-based materials Conveyors, chutes, skids, guides, and ways for the transporting of material are formed of a conductive loaded resin-based material such that fragments of these structures can be detected by a metal detector. The conductive loaded resin-based material comprises micro... | 05/29/2007 |
| 7169319 | Anisotropic, sintered ferrite magnet and method for producing the same A ferrite magnet having a basic composition represented by the following general formula: (A1−xRx)O.n[(Fe1−yMy)2O3] by atomic ratio, wherein A is Sr and/or Ba, R is at least one of rare earth elem... | 01/30/2007 |
| 7090478 | Apparatus and method for manufacturing an anisotropic formed body An apparatus for manufacturing an anisotropic formed body in which functional, magnetic fine particles are oriented in a specific direction within a matrix and in which anisotropy is given to properties attributable to the functional fine particles. The apparatus al... | 08/15/2006 |
| 7084826 | Low cost inductor devices manufactured from conductive loaded resin-based materials Inductors and inductive devices are formed of a conductive loaded resin-based material. The conductive loaded resin-based material comprises micron conductive powder(s), conductive fiber(s), or a combination of conductive powder and conductive fibers in a base resin... | 08/01/2006 |
| 7052763 | Multi-element connector An apparatus such as a connector or circuit includes a substrate having a plurality of conductive members and a plurality of non-conductive members. The conductive members include a plurality of conductive fibers in association with a polymer material. The conductiv... | 05/30/2006 |
| 6989196 | Microencapsulation of magnetic material using heat stabilization Microencapsulation methods and products are provided. The method includes forming, at a first temperature, a emulsion which comprises aqueous microdroplets, including the agent (e.g., a magnetic material or drug) and a cross-linkable matrix material (e.g., a protein... | 01/24/2006 |
| 6970154 | Fringe-field filter for addressable displays The display kit of the present invention comprises: an addressable display medium configured to exhibit a first aspect under the influence of an addressing vector field in a first direction at an addressing magnitude; and an addressor; where the addressor is configu... | 11/29/2005 |
| 6940669 | Wide write head with thermal asperity detector and method of using the same A system for detecting thermal asperities and magnetic defects on a disc. The system includes a wide write head and a certification head. The wide write head includes a thermal asperity detector and a write element. A method for detecting thermal asperities and magn... | 09/06/2005 |
| 6908568 | Preparation of oxide magnetic material and oxide magnetic material An oxide magnetic material is prepared by wet molding in a magnetic field a slurry containing a particulate oxide magnetic material, water and a polyhydric alcohol having the formula: Cn(OH)nHn+2 wherein n is from 4 to 100 as a dispe... | 06/21/2005 |
| 6824835 | Flexible magnetic recording medium A flexible magnetic recording medium to which data is transferred by being brought into intimate contact with a master carrier which has a land/groove pattern corresponding to the data and also has a surface whose Moh's hardness is 6 to 10. The magnetic recording me... | 11/30/2004 |
| 6811718 | Ferrite type magnet manufacturing method In the method for manufacturing ferrite type permanent magnets according to the formula M1-xRxFe12-yTyO19: a) a mixture of the raw materials PM, PF, P | 11/02/2004 |
| 6694602 | Method of making a pole piece for an MRI A method is presented for manufacturing laminate tile metal pole pieces for an MRI. Each laminate tile has a trapezoidal or annular sector shape. The trapezoidal shape allows the tiles to be attached side by side to form a multiple concentric annular arra... | 02/24/2004 |
| 6464894 | Magnetic film and a method for the production thereof The invention relates to hard magnetic films made of a polymer matrix and hard magnetic powder particles distributed therein. The films have a thickness of preferably 100 to 500 μm and are flexible. They can be produced by using a casting method and are ... | 10/15/2002 |
| 6432346 | Process of making magnetic recording disk A method of producing magnetic recording disks includes positioning the disks between flat plates and increasing the temperature and pressure on the disks. Servo tracks are embossed on the disks by an embossing pattern on the flat plate. Servo tracks may ... | 08/13/2002 |
| 6399011 | Method of biaxially aligning crystalline material A method of inducing biaxial particle alignment in a body of crystalline particles of a material such as a high temperature superconducting material, having anisotropic magnetic susceptibility so that at least a major portion of the crystalline particles ... | 06/04/2002 |
| 6379579 | Method for the preparation of soft magnetic ferrite powder and method for the production of laminated chip inductor Provided are a method for preparing an Ni--Cu--Zn ferrite powder having excellent sinterability at a lower temperature, and a method for producing a laminated chip inductor from the above ferrite powder. The method for preparing the ferrite powder is a me... | 04/30/2002 |
| 6375885 | Methods for coating surfaces with magnetic composites exhibiting distinct flux properties A method for coating a surface with a magnetic composite material exhibiting distinct flux properties due to gradient interfaces within the composite. Surfaces coated with such a composite can be used to improve fuel cells and to effect improved transport... | 04/23/2002 |
| 6290894 | Ferrofluid sculpting apparatus Magnetic sculptures are formed by placing a ferrofluid in a shaped magnetic field. In response to the field, the ferrofluid forms fanciful sculptures as determined by the magnetic field lines. In one embodiment, a low viscosity and surface tension ferrofl... | 09/18/2001 |
| 6287505 | Self-tuning material and method for manufacturing the same Self-tuning materials which can efficiently emit or receive radio waves in spite of being simple in their construction and small in their dimension, and are applied to patch antenna, wave directors or the like. Metallic chips containing two or more kinds ... | 09/11/2001 |
| 6284150 | Bonded magnet, magnet roll, a ferrite powder used therefor and method for producing same A ferrite powder for bonded magnets having a substantially magnetoplumbite-type crystal structure and an average diameter of 0.9-2 μm, the ferrite powder having a basic composition represented by the following general formula: (A1-x Rx | 09/04/2001 |
| 6251329 | Method of making a gyricon display using magnetic latching A method of making rotating element sheet material utilizing magnetic latching is disclosed. First a plurality of rotating elements having a magnetized segment are mixed with magnetic particles to attract the magnetic particles to the magnetized segments.... | 06/26/2001 |
| 6200508 | Method of fabricating electro-mechanical devices by multilayer deposition Printing techniques are used to build three dimensional structures by depositing successive layers of the device onto a substrate. The layers and/or portions thereof are different materials, e.g., conductors and insulators, which provide the desired funct... | 03/13/2001 |
| 6080352 | Method of magnetizing a ring-shaped magnet A brushless permanent-magnet direct current motor has a permanent magnet which is magnetized to create an offset angle between detent and mutual torques for providing sufficient starting torque for all relative orientations between the stator and the roto... | 06/27/2000 |
| 6001272 | Method for producing rare earth bond magnet, composition for rare earth bond magnet, and rare earth bond magnet A method of the invention for manufacturing a rare earth bonded magnet has the steps of mixing a rare earth magnet powder, binder resin and an additive at a predetermined ratio, kneading the mixture at a temperature not lower than the thermal deformation ... | 12/14/1999 |
| 6000922 | Molding assembly for producing magnetic development rollers having precise magnetic development fields A molding assembly for producing a magnetic development roller having relatively precise magnetic development fields for use in an electrostatographic reproduction machine to develop a latent image recorded on a photoconductive member of the machine. The ... | 12/14/1999 |
| 5951937 | Preparation of oxide magnetic material The method of the invention uses a molding slurry containing a particulate oxide magnetic material and water and having a dispersant added thereto. The dispersant is an organic compound having a hydroxyl group and a carboxyl group or a neutralized salt th... | 09/14/1999 |
| 5894004 | Method for manufacturing magnetic rolls A mold for use in a molding machine for manufacturing a magnetic roll for use in an electrophotographic printing machine of the type having an electrostatic latent image recorded on a photoconductive member is provided. The mold includes a body and an ins... | 04/13/1999 |
| 5744090 | Process for the manufacture of conductive fibers usable in electrostatic cleaning devices A method of making a conductive fiber in which the conductive fiber is formed from a mixture including at least one fiber forming material and conductive magnetic materials, and the conductive magnetic materials are migrated toward the periphery of the fi... | 04/28/1998 |
| 5728346 | Fabrication of chiral composite material Chiral composite material is made using an apertured plate (2) having apertures (3) therethrough corresponding to the desired locations of chiral elements (4) in the composite material. The plate (2) is located to overlie a substrate (1) with or without t... | 03/17/1998 |
| 5648039 | Process for the production of anisotropic ferrite magnets A slurry containing ferrite magnet raw material particles and a non-aqueous solvent is compacted wet in a magnetic field, while said non-aqueous solvent is removed therefrom, to obtain a compact, and the compact is sintered to obtain an anisotropic ferrit... | 07/15/1997 |
| 5520759 | Method for producing ceramic parts The present invention relates to a method for manufacture of ceramic parts used for protecting semiconductor devices such as IC, LSI, etc. against anomalous high voltages such as noise, pulse, static electricity, etc. and the object of the present inventi... | 05/28/1996 |
| 5453224 | Method for manufacturing a magnet roller A hollow member, which serves as a cylinder having an inner configuration which matches the outer configuration of a magnet roller to be manufactured, is mounted in a metallic mold, and then the metallic mold is clamped. A molten resin containing magnetic... | 09/26/1995 |
| 5280011 | Alignment technique for anisotropicly conductive crystals utilizing a non-static magnetic field A method of processing polycrystalline material to achieve at least uniaxial crystal alignment utilizing the anisotropy of conductivity of the crystalline material. The polycrystalline material is provided in a fluid suspension or other malleable form. A ... | 01/18/1994 |
| 5248864 | Method for induction heating of composite materials A method for heating a composite comprising a nonconductive material that is a thermoplastic or a thermoset reinforced with conductive materials such as carbon fibers, by incorporating coupling particles in the structure. The structure is oriented in the ... | 09/28/1993 |
| 5167915 | Process for producing a rare earth-iron-boron magnet A process for producing a rare earth-iron-boron magnet, which includes the steps of: (1) charging a melt spun powder of a rare earth-iron-boron magnet into at least one cavity, which is confined by a pair of electrodes inserted into a hole of an electrica... | 12/01/1992 |
| 5063004 | Fabrication of permanent magnet toroidal rings A hollow cylindrical flux source (HCFS) is formed into a toroidal shape. A hollow toroidal of magnetically neutral material is mounted in the central cavity of the toroidal flux source. The hollow toroidal has a central coaxial toroidal cavity of given cr... | 11/05/1991 |
