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| Number | Title | Issue Date |
| 7785508 | Method for producing medical implant or medical implant part The invention provides a medical implant or medical implant part comprising a body and a surface layer, wherein the surface layer comprises a mixture comprising at least one hydrophilic polymer and ultrahigh molecular weight polyethylene having a weight average mole... | 08/31/2010 |
| 7368526 | Functionalized porous poly(aryl ether ketone) materials and their use Functionalized porous poly(aryl ether ketone) articles are prepared by reacting ketone groups in the backbone of poly(aryl ether ketone) polymer with a primary amine reagent. Preferred functional primary amines are primary aliphatic amines or substituted hydrazines ... | 05/06/2008 |
| 7361701 | Aliphatic polyester composition, a molded article thereof and a method for controlling biodegradation rate using the same composition A biodegradable plastic composition which can be stably adjusted in biodegradation rate, and has greatly improved resistance to hydrolysis and weather, in particular the former, and durability resulting from the improved resistances; a molded article thereof; and a ... | 04/22/2008 |
| 7361401 | Surface coverings containing fused recycled material and processes of making the same A backing or an intermediate layer for a surface covering is described which comprises a fused recycled material, wherein the material comprises a thermoplastic material, for instance, a vinyl material from a vinyl backed carpet or vinyl backed carpet manufacturing ... | 04/22/2008 |
| 7351302 | Method for binding particulate, water-absorbing, acid group-containing polymers to a base material A process for binding particulate water-absorbing acid-functional polymers to a carrier material by means of compounds comprising amino groups, which comprises contacting the carrier material with particulate water-absorbing acid-functional polymers whose acid group... | 04/01/2008 |
| 7341142 | Elastomer composite materials in low density forms and methods A bale of elastomer composite is formed of elastomer and filler, the bale having a void volume of at least 3%. In another aspect, a container is provided, at least a portion of the container being occupied by elastomer composite pieces of elastomer and filler, where... | 03/11/2008 |
| 7335316 | Plastic magnet precursor, production method for the same, and plastic magnet A plastic magnet precursor which can be supplied in molding a plastic magnet with a constant composition without requiring kneading in which a resin is melted and sheared. Through injection molding using the precursor, a plastic magnet having little deterioration of... | 02/26/2008 |
| 7291242 | Methods for reduction of powder waste in selective inhibition of sintering (SIS) Disclosed are methods and systems for selective inhibition of sintering in 3D fabrication. The disclosure provides methods and systems that use selective heating arrangements to selectively sinter areas during fabrication thereby reducing waste improving efficiency.... | 11/06/2007 |
| 7288222 | Method of producing a carbide sintered compact A wet-type compacting method of a ceramic powder using a solvent, wherein the ceramic powder is coated with a high polymer organic substance which is substantially insoluble in the solvent so that homogeneity of a compact is kept, while generating no problem during ... | 10/30/2007 |
| 7247265 | Auxetic filamentary materials An auxetic material, which has a negative Poisson ratio so that it has the property of expanding or contracting transversely to a direction in which it is extended or compressed, is made in filamentary or fibrous form. A suitable process involves cohering and extrud... | 07/24/2007 |
| 7211615 | Polyamide powder with long-lasting, consistently good flowability A composition containing from 88 to 99.99% by weight of a polyamide, a compound of a polyamide and mixtures of these, and from 0.01 to 0.25% by weight of a flow aid where the drying loss from the flow aid after 5 days of conditioning at a relative humidity of 95% is... | 05/01/2007 |
| 7199549 | Feedback parameter estimation for electric machines A method and system for estimating a parameter of an electric machine, including a controller and a switching device, the controller executes a parameter estimation process, which is responsive to at least one of: a current value and a torque command and the resulta... | 04/03/2007 |
| 7188701 | Velocity compensation control for electric steering systems Disclosed herein is a method as well as a system for controlling an electric power steering system. The method includes: receiving a torque signal from a torque sensor responsive to a torque applied to a handwheel; obtaining a motor velocity signal, the motor veloci... | 03/13/2007 |
| 7186364 | Composite prosthetic bearing constructed of polyethylene and an ethylene-acrylate copolymer and method for making the same An implantable prosthetic bearing is constructed of a composite material having a first layer and second layer. The first layer has an articulating surface defined therein, whereas the second layer has a engaging surface defined therein for engaging either another p... | 03/06/2007 |
| 7176273 | Functionalized porous poly(aryl ether ketone) materials and their use Functionalized porous poly(aryl ether ketone) articles are prepared by reacting ketone groups in the backbone of poly(aryl ether ketone) polymer with a primary amine reagent. Preferred functional primary amines are primary aliphatic amines or substituted hydrazines ... | 02/13/2007 |
| 7157878 | Transient compensation voltage estimation for feedforward sinusoidal brushless motor control A method for controlling a voltage mode controlled electric machine comprising: receiving a torque value representative of a desired torque; obtaining a speed value indicative of a rotational velocity of the electric machine; acquiring a phase advance value indicati... | 01/02/2007 |
| 7148262 | Method for drying and using swarf in golf balls The present invention relates to an apparatus and method for reusing waste material generated during the manufacturing of golf ball cores. More specifically, the present invention relates to a method and apparatus for drying the waste material in order lower its moi... | 12/12/2006 |
| 7148598 | Spoke permanent magnet rotors for electrical machines and methods of manufacturing same A rotor assembly for an electric motor includes a spoke permanent magnet rotor and a shaft connected thereto. The spoke permanent magnet rotor has an axis of rotation, permanent magnet material, and ferro-magnetic material. The permanent magnet material extends outw... | 12/12/2006 |
| 7141195 | Process for making engineered lignocellulosic-based panels A process for making engineered lignocellulosic-based panels with superior strength and dimensional stability. The process comprising adding to green lignocellulosic particles a low-nitrogen content, high molecular weight, phenol-formaldehyde resin before the green ... | 11/28/2006 |
| 7131829 | Spiral die assembly A spiral die assembly can obtain a homogeneous pipe body, an inflation film with/without drawing and a functional film by dispersing molten resin homogeneously, and the spiral die assembly is capable of being applied to various molten resins and extruding conditions... | 11/07/2006 |
| 7124970 | Method and apparatus for processing various materials The invention relates to a method and a an apparatus for processing various materials, the apparatus including at least two annular feed gaps placed one within the other. The beginning of each feed gap is provided with a grinding section (5), which is followe... | 10/24/2006 |
| 7122074 | Device and method of removing bubbles generated in molding glass fiber-reinforced plastic parts Bubbles generated in molding glass fiber-reinforced plastic (GFRP) parts using a mold are removed with a device having a body plate with plural perforated gas vent holes and debubbling pipes. The pipes have a cavity and debubbling holes communicating with the cavity... | 10/17/2006 |
| 7098275 | Heat resistant material for molds and other articles A mixture of particulate silicone based material and small hollow elements, such as spheres and/or fibers, is provided. The particulate silicone based material is heated to a temperature between about 200° F. and about 400° F. The particulate silicone based materi... | 08/29/2006 |
| 7094338 | Method of making and using a filter in the form of a block of agglomerated copolymer fragments One of the exemplary filter systems described includes a bracket and a filter module that can be suspended from the bracket by a plurality of flexible supports. The bracket can support the filter system beneath the grate of a storm drain without the need for the fil... | 08/22/2006 |
| 7090797 | Extrusion method and extrusion device An extrusion method and an extrusion device, whereby at least two different flows of material are supplied from the extrusion device to a nozzle. The nozzle comprises at least two nozzle chambers such that the material flowing through the first nozzle chamber forms ... | 08/15/2006 |
| 7071649 | Active temperature estimation for electric machines A method and system for estimating a temperature of an electric machine comprising obtaining a temperature value responsive to a temperature signal from a temperature sensor, the temperature sensor is operatively connected to and transmitting the temperature signal ... | 07/04/2006 |
| 7067616 | Polytetrafluoroethylene treatment One or more PTFE films are heated to greater than 150 degrees centigrade (C) and for a time greater than 20 hours, then the PTFE films are cooled. The PTFE films may be heated to temperatures greater than 200° C. and less than 250° C. and most preferably heated to... | 06/27/2006 |
| 7056567 | Fiber-reinforced composite structure A fiber-reinforced composite structure has two molded outer polymeric layers spaced apart from each other and defining a cavity therebetween. Each molded outer polymeric layer defines a sealing surface extending about a periphery of the respective layer, and the opp... | 06/06/2006 |
| 7042227 | Current determination in a permanent magnet electric machine A method and system for determining a torque current in an electric machine coupled to a polyphase bus. The method comprises: detecting a rotational position of the electric machine with a position encoder; controlling an inverter comprising a plurality of switching... | 05/09/2006 |
| 7033413 | Soft magnetic powder material, soft magnetic green compact, and manufacturing method for soft magnetic green compact A soft magnetic powder material which includes an iron system powdered particle having an insulating coat with high insulation performance, a polyamide system resin, and a thermoplastic resin having a melting point equal to or higher than 200° C. ... | 04/25/2006 |
| 7022274 | Gas sintered carbon block and method The present invention relates to an effective and rapid method and apparatus for sintering carbon filter blocks having a polymeric binder. The method employs direct contact heat transfer by gas molecule to powder particle, as opposed to conduction heat transfer from... | 04/04/2006 |
| 6998080 | Method for manufacturing a filter body The first step of a method for manufacturing polymer-bonded filter bodies is to produce a mixture of a sorptive agent, a liquid, and a polymer. This mixture is then pressed into a filter body by being placed in a compression mold and simultaneously applying a hot ga... | 02/14/2006 |
| 6994534 | Apparatus and method of producing polyurethane rubber bands An apparatus and method of producing polyurethane rubber bands. The apparatus includes a first device for heating and simultaneously drawing a polyurethane sheet produced by incising polyurethane tubular film obtained according to an inflation procedure, a second de... | 02/07/2006 |
| 6984671 | Sinterable structures and method A method of producing an open, porous structure having an outer surface defining a shape having a bulk volume and having interconnecting openings extending throughout said volume and opening through said surface, and products resulting from the method. The method co... | 01/10/2006 |
| 6969781 | Reticulated absorbent composite An absorbent composite (10) having a fibrous matrix that includes absorbent material is disclosed. The fibrous matrix defines voids (14) and passages between the voids, which are distributed throughout the composite. Absorbent material (18) is l... | 11/29/2005 |
| 6958158 | Immune modulation device for use in animals The present invention is directed to an implantable immune modulation device that is useful for modulating an immune response in mammals, comprising a plurality of fibers, within a porous shell. The fiber filling is loaded with single or multiple antigens, and optio... | 10/25/2005 |
| 6953332 | Mandrel for use in forming valved prostheses having polymer leaflets by dip coating Improved dip coating methods and mandrels for forming polymer leaflets and valve prostheses generally involve one or more features on the mandrel that facilitate the processing. The mandrel has a top surface and an outer surface comprising a plurality of ridges and ... | 10/11/2005 |
| 6951713 | Absorbing pathogen-inactivating compounds with porous particles immobilized in a matrix Methods and devices are provided for reducing the concentration of low molecular weight compounds in a biological composition, while substantially maintaining a desired biological activity of the biological composition. The device comprises highly porous adsorbent p... | 10/04/2005 |
| 6946540 | Method of measuring extent of curing of compacted poly(arylene sulfide) Disclosed herein is a process for preparing cured arylene sulfide polymers. A first curing vessel comprising a first agitator is used to cure a poly(arylene sulfide) compacted powder. The curing proceeds until the compacted powder reaches a melt flow rate within a t... | 09/20/2005 |
| 6936201 | Surface coverings containing fused recycled material and processes of making the same A backing or an intermediate layer for a surface covering is described which comprises a fused recycled material, wherein the material comprises a thermoplastic material, for instance, a vinyl material from a vinyl backed carpet or vinyl backed carpet manufacturing ... | 08/30/2005 |
