The first match was accidentally discovered in 1826 when John Walker scraped a stick with chemicals on the end against a stone floor.
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8071003 | Method of manufacturing a vibration damping bushing A method of manufacturing a vibration damping bushing wherein after setting a main shaft member on a lower mold, an medial sleeve is set to be disposed about the main shaft member, and a plurality of sections are moved forward in a centripetal direction to form an i... | 12/06/2011 |
| 7968032 | Method of making a melt-bonded joint for joining sheaths used in medical devices Joint assemblies for joining sheaths for use in medical devices are provided, as are methods of manufacturing the joint assemblies. An elongate first sheath has a distal end portion having melt bonding material. A second sheath has first and second end portions, the... | 06/28/2011 |
| 7534383 | Method of supporting a bushing against radial movement relative to a steering column jacket with a filler material The invention provides an apparatus including a steering column jacket defining an interior. The invention also provides a bushing disposed in the interior of the steering column jacket. The bushing includes a radially outwardly facing bearing surface and a first ch... | 05/19/2009 |
| 7374705 | Method for maximizing the sharing of tensile load for cement-sheathed multi-wall pipe A method for installing a fiberglass or stainless steel liner into a steel casing which results in a reduction of strain on the casing. Conventional means are used to place the liner into the casing and to fill the annular space with cement. Thereafter, maximum desi... | 05/20/2008 |
| 7370827 | Packaging spool and process for producing same A reel or spool package has opposing sidewalls or flanges formed of the specified or appropriate substrate and connected by a core formed of a flowable material which sets or cures to harden, such as a two part expandable polyurethane foam. The foam is applied into ... | 05/13/2008 |
| 7357892 | Method of manufacturing cylinder with interchangeable sleeve The rotating cylinder comprises: an elongated inner core (12) which is substantially rigid and an interchangeable sleeve (45) which is fitted onto the core; the sleeve is axially and angularly constrained to said core and is provided on its external su... | 04/15/2008 |
| 7353602 | Installation of spliced electrical transmission cables A method of installing an electrical transmission cable includes providing an electrical transmission cable extending from a first end to a second end. The cable includes a flexible, full tension splice between the first end and the second end. Additionally, the ele... | 04/08/2008 |
| 7341686 | Device for arresting the propagation of a buckle in a double-walled pipe Device for arresting the propagation of a buckle in a double walled pipe. The device comprising an outer pipe wall having a defined external diameter and placed around an inner pipe wall, defining an annular space between the said outer and inner walls; provi... | 03/11/2008 |
| 7331613 | Medical tubing connector assembly incorporating strain relief sleeve A connector assembly for interconnecting separate sections of tubing, e.g., medical tubing. Connector assemblies are a two-piece construction having a connector pin and a connector sleeve. The connector sleeve includes a first end, a second end, and a passageway ext... | 02/19/2008 |
| 7325288 | Method for manufacturing liquid tank and ship with liquid tank Disclosed is a liquid container adapted to store liquefied natural gas (LNG). The LNG storage container include a sealing wall directly contacting liquid contained in the tank and a structural wall, which is an exterior wall or inner structure integrated with the ex... | 02/05/2008 |
| 7320770 | Method for making a quasi-incompressible phase-change material, shear-thinned and with low heat conductivity The process according to the invention includes the combination, with a liquid phase change material (PCM), of a texturing agent chosen so as to greatly reduce the thermal convection and whose viscosity is decreased reversibly under shearing. The material formed has... | 01/22/2008 |
| 7316721 | Ceramic foam insulator with thermal expansion joint A canister for maintaining entrained particles in a gas stream passing there through. The canister has an outer annular member and an inner porous annular member. The inner porous annular member has rings with at least one expansion zone in each ring. An annular int... | 01/08/2008 |
| 7316389 | Vibration isolation member A vibration isolation member comprising an inner member comprising an outer periphery having a first dimension; an outer member comprising a base and a shroud that extends away from the base, the shroud adapted to overlay the inner member, said shroud defining an in... | 01/08/2008 |
| 7303623 | Pelleting lime fines with asphalt enhancing binders and methods of use in asphalt manufacturing A lime pellet for use in asphalt applications can include lime fines and an asphalt-compatible binder. The pellet is characterized as having a rigid structure with a dimension greater than about 1.5 mm and being compatible with a hot mix asphalt so as to dissolve in... | 12/04/2007 |
| 7300614 | Method of manufacturing a resin molding A method of manufacturing a resin molding according to the present invention is made by joining first and second resin molded parts. The method includes molding a concave portion when molding the first part, molding a convex portion which has a through-hole in a cen... | 11/27/2007 |
| 7208943 | Electrical device enclosure A robust, low cost, compact and highly accurate rotary position sensor is disclosed for measuring the relative angular position (within a range ≦180°) of a housing or stator and a rotor. The housing carries a galvanomagnetic sensing element and is adapted for fix... | 04/24/2007 |
| 7175413 | Elastomeric dispensing valve manufacture A system for molding dispensing valves includes first and second mold sections, at least one of which is movable with respect to the other between a closed position in which the mold sections form a plurality of dispensing valve mold cavities, and an open position i... | 02/13/2007 |
| 7146850 | Roll contour measuring apparatus and method A non-contact apparatus and method for precision measurement of the surface characteristics of work rolls which are used in the manufacture of sheet steel and other sheet metal products. The apparatus and method can be used to accurately measure the parameters of cr... | 12/12/2006 |
| 7135137 | Process for producing resin roll A basic manufacturing method of a resin roll includes a procedure in which a synthetic resin outer cylinder (1) molded in the shape of a cylinder is arranged so as to cover an outer surface of a metal core (2), a clearance formed between metal core ( | 11/14/2006 |
| 7090796 | Semiconductive coating and application process for shielded elastomeric electrical cable accessories A method is provided for manufacturing a semiconductive insulating shield for an electrical cable accessory. The method includes providing a substrate having a desired contour in relation to the electrical cable accessory. The substrate is then coated with an elasto... | 08/15/2006 |
| 7044457 | Mount with replaceable load bearing and rebound members A mount with replaceable load bearing and rebound members is provided. The mount comprises a housing that defines a first chamber and a second chamber; a load bearing member removably located in said first chamber, said load bearing member comprising a load bearing ... | 05/16/2006 |
| 6957485 | Moldable cable termination system A process and devices which allow the formation of a molded termination at some point on a cable. A shell is used to surround and hold the strands to be terminated. This shell is made from a first material. The strands are bonded to the shell, typically using pottin... | 10/25/2005 |
| 6957479 | Method for preparing a terminal assembly for bamboo A method to prepare a terminal assembly for different varieties of bamboo, required to form a system of nodes useful in construction, with which points or ends of bamboo such that they can be joined together easily and with great precision; and so that the bamboo ca... | 10/25/2005 |
| 6939494 | Method of making ventilation tube A medical ventilation tube for placement in an opening formed in an anatomical structure, such as the tympanic membrane of the ear, includes a hollow tubular shaft made of a first material having a hardness or durometer to maintain a passage through the shaft when t... | 09/06/2005 |
| 6915570 | Resin roller and device and method for manufacturing the resin roller A resin roller (10) is produced by disposing a core body (21) in a forming metal mold (1) having a cylindrical metal mold (13) and core supporting members (14) furnished at both edge parts of the cylindrical metal mold (13) ... | 07/12/2005 |
| 6905323 | Device for producing two-chamber containers The invention relates to a two-chamber container, in particular as a non-resealable disposable packaging, wherein the two-chamber container has an inner chamber (1) and an outer chamber (2) surrounding the inner chamber (1), and a cap (3)... | 06/14/2005 |
| 6884373 | Process for securing a branch assembly to a pipeline A method for securing a branch assembly to a “live” pipeline. An upper part of the assembly incorporating the branch is positioned on the pipeline over a containment ring located on the pipeline and within which is an annular seal surrounding an area from which ... | 04/26/2005 |
| 6832429 | Method to create a hot melt form for use with an air induction assembly A method for creating a hot melt foamed form for an air induction system. A block of thermal mastic elastomer is melted and blended with nitrogen gas to create a foamed material. The foamed material is applied by robotic techniques over a base material on the surfac... | 12/21/2004 |
| 6793863 | Process for producing a spark plug boot resistor assembly Next, a shield is positioned in the mold. The shield is made of a metallic material and has a substantially tubular shape. Next, a resistor is positioned inside the shield and the mold. Once the shield and the resistor are in place in the mold, a rubber material is ... | 09/21/2004 |
| 6659469 | Molded rubber jacket with fabric reinforcement for valve stem seal An elastomeric valve stem seal component is adapted for installation over a valve guide of an internal combustion engine. The seal component incorporates fabric reinforcement within an annular jacket body of the component. In one preferred form, the fabri... | 12/09/2003 |
| 6645415 | Roller and method of producing the same A roller. Grooves are recessed on an outer peripheral surface of an outer race in a bearing. A part of a synthetic resin tire is integrally adhered to the outer race of the bearing and is inserted and bonded within at least one of the grooves on the outer... | 11/11/2003 |
| 6582542 | Method of producing a channeled wall fluid control apparatus A method of manufacturing a channeled wall fluid apparatus (2) is disclosed. The method includes the step of providing at least one rib (16) on one of either a liner (8) having a length or an interior surface of at least a first mold (18). The method also... | 06/24/2003 |
| 6528001 | Method of attaching a cover to a tubular body A composite article including a tubular body having a front end, a rear end, a peripheral wall extending between the front and rear ends, a wall support located rearwardly of the front end of the peripheral wall and at least one paragraph formed in the wa... | 03/04/2003 |
| 6523263 | Charge roller of developing device for image forming apparatus, method for fabricating the same and tool for fabricating charge roller A method of manufacturing a charge roller utilizes a foam rubber substance where epichlorohydrin oxide rubber and an acrylonitrile butadiene rubber are mixed at a ratio of 5:95, or utilizing a crosslinking rubber substance consisting of epichlorohydrin ox... | 02/25/2003 |
| 6520505 | Method of and a sealing element for sealing a gap A method for sealing a gap (4) between a leadthrough (2) provided in a constructional element (1) and an object (3) extending through the leadthrough (2), the method including placing in the gap (4) a plurality of elongate sealing elements, formed as hot ... | 02/18/2003 |
| 6494978 | Deteriorated structure repair method for restoring and lining corroded structure A method for protecting and for restoring structural strength and substance to a concrete, fluid containing or conducting structure deteriorated to the condition of removal of substance of the concrete by sulfuric acids and like corrosive material in cont... | 12/17/2002 |
| 6481995 | Apparatus for making multilayer rolls having a thin fluoropolymer top coat A multi-layer roll having a thin fluoropolymer top coat on an elastomeric base layer bonded to a substantially rigid insert is provided. The top coat is formed by placing a thin non-self supporting fluoropolymer sleeve about the insert, or wrapping extrud... | 11/19/2002 |
| 6478921 | Method for producing ends of metal of composite pipe lengths The invention relates to a method for producing ends of metal of composite pipes, comprising a casing pipe (1) of metal and a load carrying sheath (6, 7) of reinforced plastics, which sheath is produced in that the reinforcement is filled with polymer thr... | 11/12/2002 |
| 6440347 | Method of manufacturing roller for fixing covered with tube A method of manufacturing a tube-covered roller for fixing includes a step of setting a core material in a substantially central portion of a cylindrical mold and setting, outside the core material, a tube and a resin layer which is capable of coming into... | 08/27/2002 |
| 6403008 | Method for overwelding filter cassettes and devices produced therefrom The present invention provides a filter cartridge or filter unit (11) produced by a thermoplastic overmolding process that allows for using a single mold for overmolding a variety of different sized filter elements (12) or membranes and a method for seali... | 06/11/2002 |