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| Number | Title | Issue Date |
| 7442029 | Imprint lithography An imprint lithography apparatus is disclosed which has a needle, and a substrate table arranged to hold a substrate to be imprinted, wherein the needle is moveable between a first position and a second position, the first position being such that in use the needle ... | 10/28/2008 |
| 7435074 | Method for fabricating dual damascence structures using photo-imprint lithography, methods for fabricating imprint lithography molds for dual damascene structures, materials for imprintable dielectrics and equipment for photo-imprint lithography used in dual damascence patterning The process of producing a dual damascene structure used for the interconnect architecture of semiconductor chips. More specifically the use of imprint lithography to fabricate dual damascene structures in a dielectric and the fabrication of dual damascene structure... | 10/14/2008 |
| 7390183 | Tool rig for the compaction of particulate material A tool rig for the compaction of particulate materials includes a base and a cylinder block disposed on the base. At least two pistons are disposed within the cylinder block and one piston is at least partially disposed within one other piston. A supply component is... | 06/24/2008 |
| 7377478 | Light guide plate made of transparent resin, molding method thereof, insert block, mold assembly, and area light apparatus A light guide plate which is made of a transparent resin and has a first main surface and a second main surface opposite to said first main surface, said first main surface having a surface portion provided with convex portions having a height of 5×10−7 | 05/27/2008 |
| 7374417 | Stamper and transfer apparatus A stamper and a transfer apparatus that utilizes the stamper, which is capable of accurately transferring its own pattern onto an article, such as a substrate, without being affected by any distribution of convex portions on the stamper surface or any contour of the... | 05/20/2008 |
| 7347959 | Information recording medium and method of manufacturing same Two substrates are simultaneously produced by an injection molding apparatus, and the injection-molded substrates are alternately arranged and cooled by a cooling apparatus. The cooling apparatus has a feed screw mechanism for feeding the alternately arranged substr... | 03/25/2008 |
| 7329114 | Isothermal imprint embossing system Isothermal imprint embossing system. In one embodiment, the system includes a heater to pre-heat a disk substrate to an embossing temperature, a die assembly with an embossing foil to imprint the embossable film disposed on the disk substrate, and a heat tunnel disp... | 02/12/2008 |
| 7322816 | Mold for forming disk substrate To form a disk substrate 42 having a no information area at low cost and without failure, a mold 12 is provided for forming a disk substrate 42 having a no information area 44. A cavity 32 of the mold 12 has a surface 50 | 01/29/2008 |
| 7323124 | Optical disc cover layer formation method and optical disc cover layer formation device A liquid-form adhesive, which is a raw material of the cover layer, is supplied to a plate surface of the disc substrate, which has been set on a turntable, after which a dummy substrate is set on the disc substrate. The dummy substrate is positioned to be concentri... | 01/29/2008 |
| 7311516 | Die for molding disk substrate and method of manufacturing disk substrate A die for molding a disk substrate capable of forming fine recessed and projected pits and grooves up to the outer periphery of the disk substrate by preventing low heat conductive elements from peeling off and burrs from occurring on the outer periphery thereof. Th... | 12/25/2007 |
| 7309225 | Moat system for an imprint lithography template The present invention is directed to a body having a first area and a second area separated by a recess. The recess is dimensioned to reduce, if not prevent, a liquid moving along a surface of the body from traveling between the first and second areas. One or more a... | 12/18/2007 |
| 7303381 | Device for manufacturing optical disc, method of manufacturing the same, and optical disc In an optical disc molding device, a heating medium from a low-temperature controller is made to flow in temperature controlling flow passages (passages 3a) formed at locations corresponding to boundary parts of two fixed molds 7 mounted paralle... | 12/04/2007 |
| 7300609 | Injection-moulding tool for the production of information carriers in disc form An injection-moulding tool for the production of a mould in disc form, in particular in the form of information carriers such as CDs and/or DVDs, wherein the injection-moulding tool comprises a first and a second mirror block, wherein the first and second mirror blo... | 11/27/2007 |
| 7294294 | Surface modified stamper for imprint lithography A method of performing imprint lithography of a surface substrate includes a stamper having a thin lubricant coating thereon to facilitate release of the stamper from the imprinted surface to reduce degradation of image replication. Embodiments of the invention incl... | 11/13/2007 |
| 7293430 | Press molding apparatus and press molding method of optical element A press molding apparatus includes upper and lower molding dies each having a molding surface facing each other, and a driving device which moves at least one of the upper and lower molding dies in a vertical direction so that the upper and lower molding dies are op... | 11/13/2007 |
| 7281920 | Die set utilizing compliant gasket A die for a press system. The die may include a stamper and a housing, having a cavity disposed therein, coupled to the stamper. The die may also include a gasket disposed within the cavity. The gasket may be coupled to the stamper at a position above a workpiece to... | 10/16/2007 |
| 7270527 | Optical recording medium-manufacturing apparatus There is provided an optical recording medium-manufacturing apparatus that is capable of avoiding breakage of a substrate while avoiding formation of a central hole off-center with respect to the substrate. A control section causes the vertical movement section to m... | 09/18/2007 |
| 7270535 | Disc-molding mold, molded product, molding machine and disk-shaped member An object is to provide a disc-molding mold which can increase the degree of transfer of a pattern of a stamper to thereby improve quality of molded products, as well as a molded product and a molding machine. In the vicinity of the outer peripheral edges of first a... | 09/18/2007 |
| 7241444 | Anti-IGF-IR antibodies and uses thereof The present invention relates to novel antibodies capable of binding specifically to the human insulin-like growth factor I receptor IGF-IR and/or capable of specifically inhibiting the tyrosine kinase activity of said IGF-IR receptor, especially monoclonal antibodi... | 07/10/2007 |
| 7229266 | Press die alignment A die press is described. In one embodiment, the die press includes an alignment mechanism having one or more flexure members coupled to a die to maintain coupling with the die during a pressing operation. ... | 06/12/2007 |
| 7229275 | Disk substrate, mold apparatus for injection molding the same, and disk substrate taking-out robot It is possible to obtain a disk substrate in which an edge of a center hole is free of flash. The disk substrate (23) in which the center hole (24) is provided with a straight portion (24a) and a tapered portion (24b), and a... | 06/12/2007 |
| 7220116 | Injection moulding mould part with wear-resistant coating Injection moulding mould part consisting of a mirror and a venting ring that can be moved with respect thereto. A wear-resistant coating has been applied to the mirror and/or the interface between the two parts that can be moved with respect to one another. This coa... | 05/22/2007 |
| 7214052 | Injection-molding tool for the production of disc-shaped information carriers An injection molding tool is described for the production of disc-like information carriers, in particular in the form of CD's and/or DVD's. The injection molding tool has a first and a second mirror block which form the cavity and which are located opposite to each... | 05/08/2007 |
| 7204686 | Parallelism adjustment device A parallelism adjustment device applicable to nano-imprint lithography has an imprint unit, a carrier unit, a parallelism adjustment mechanism, and a driving source. The imprint unit has a first molding plate and an imprinting mold mounted on the first molding plate... | 04/17/2007 |
| 7198478 | Method and apparatus of treating a disc plate A method of treating a disc plate. has the following operations of: molding a mold disc plate through an injection molding; and spinning the mold disc plate at a high spin speed. The spinning operation has at least one of the following two sub-operations of: reducin... | 04/03/2007 |
| 7186109 | Stamper holder, mold component, and mold assembly A stamper holder capable molding of a substrate having a high-quality. The stamper holder is mounted in a mold of a mold assembly that molds a substrate for an information recording medium, together with a stamper having a molding surface for forming micro asperitie... | 03/06/2007 |
| 7182890 | Matrix and method of producing said matrix The invention relates to a matrix suitable for use in the replication of a plastic element having a positive microstructure, comprising a first wear-resistant layer that is supported by a carrier element, wherein the matrix comprises a heating means for supplying el... | 02/27/2007 |
| 7168940 | Method and apparatus for treating a disc substrate A molded disc substrate obtained by injection molding is rotated at high speed before the molded disc substrate has solidified, and a gas is also made to flow in an outward radial direction along a bottom surface of the molded disc substrate while the molded disc su... | 01/30/2007 |
| 7156640 | Insert dies, molds, and methods for fabricating the same A method for manufacturing an insert die with a pattern region to be transferred onto a molding part is provided. The method includes (a) adhering a first base member having the pattern region and a second base member with an adhesive material, and (b) sealing an ex... | 01/02/2007 |
| 7156650 | Device for removing an injection molded substrate from an injection mold A device for removing an injection-molded substrate with attached sprue from an injection mold having half-molds, in particular a substrate for optical data carriers, includes a lever that can swing in and out of a position between the half-molds of the injection mo... | 01/02/2007 |
| 7150613 | Contamination-free magnetic stamper holder The apparatus is a contamination free stamper holder for molding discs for information storage. The stamper, the disc part of the mold holding the pits and grooves to be formed on the molded plastic, is held within the mold by one or more magnets that are completely... | 12/19/2006 |
| 7144241 | Method and apparatus for forming microstructures on polymeric substrates Methods and apparatus for forming microstructures in the surface of polymeric web materials for use as optical memory substrates. The microstructures may be formed by laminating a hot stamper to a web of material with a selective time/temperature profile. The stampe... | 12/05/2006 |
| 7128550 | Injection molding machine An injection molding machine using a two-disk forming mold, in which two disk substrates molded simultaneously are made uniform without unbalance in weight. The injection molding machine uses a two-disk forming mold. The mold includes two disk molding cavities indep... | 10/31/2006 |
| 7128851 | Method of removing scratches from a compact disc An apparatus and method is disclosed for repairing and removing scratches from an optically-read disc, e. g., compact discs (often called “CD's” or “DVD's” such that when refurbished, an optical reader, which uses a laser to read digital information stored o... | 10/31/2006 |
| 7114947 | Optical disk mold tooling for reduced edge wedge An optical disk exhibiting no detrimental thickness increase (edge wedge effect) that arises at the outer diameter of an optical disk substrate during an injection molding manufacturing process, and an apparatus and method for making such a disk. The optical disk of... | 10/03/2006 |
| 7101171 | Molding die for disc substrate A resin ring 51 is press-fitted into a grove portion formed in an inner periphery surface of an interlocking ring 4. The resin ring 51 is made of a hard resin such as Teflon. The resin ring 51 as a low frictional lubricative member is int... | 09/05/2006 |
| 7096770 | Optical recording medium-manufacturing apparatus There is provided an optical recording medium-manufacturing apparatus that is capable of accurately transferring a disk-shaped apparatus during a manufacturing process, and at the same time occupies a small installation area. A control section causes a cut-forming m... | 08/29/2006 |
| 7097791 | Method of controlling/regulating an embossing procedure and drive control device for injection molding machines The invention relates to a novel method for producing precision parts, especially flat optical data carriers. According to the inventive method, the embossing procedure is program-controlled on the basis of the path function of an electromechanical or hydraulic driv... | 08/29/2006 |
| 7074031 | Die for molding disc substrates The present invention aims at increasing service life of an inner circumferential stamper holder in a die for molding disc substrates that is used when the disc substrates are injection molded. To that end, in the die for molding the disc substrates in which a stamp... | 07/11/2006 |
| 7052269 | Die assembly for molding optical disc substrates It is an object of the present invention to provide a die assembly for molding optical disc substrates, wherein formation of a burr perpendicular to a reading surface that is opposite to a signal surface of each optical disc substrate can be prevented and two signal... | 05/30/2006 |
