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6555196 Optical data recording medium and material for heat-resistant protection layer for the same  
In a material for a heat-resistant protection layer and constituting one of the components of a phase variation type recording medium , at least one compound having a thermal conductivity of higher...
6551683 Preform for making a prosthetic limb socket  
A preform for making a prosthetic limb socket includes an injection molded flat circular disk of rigid thermoplastics material, and the disk has a peripheral portion with an embedded reinforcing...
6551682 Metal-containing azo compound and optical recording media  
There is provided a metal-containing azo compound suitably used for an recording layer of an optical medium, which is represented by at least one of the following general formulae: wherein M(II)...
6551679 Optical recording medium  
An optical recording medium is disclosed which incorporates a recording layer made of a phase-change material. The optical recording medium has a structure such that the ratio Ac/Aa of absorptance...
6551681 Optical recording medium  
In order to increase the recording capacity while preventing jitter deterioration and a decrease of the modulation factor and thereby ensuring satisfactory recording characteristics, a first...
6548138 Optical recording medium  
In order to ensure CAV recording/reproduction while preventing jitter increase and modulation decrease and thereby ensuring sufficient recording properties, even at a linear velocity in the range...
6548137 Phase-change optical recording medium and recording method and apparatus for the same  
An optical recording medium has a phase-change recording layer containing Sb and Te as essential elements therefor, to which is added at least one element selected from the group consisting of Ag,...
6544656 Production method for silicon wafer and silicon wafer  
A silicon wafer is produced by growing a silicon single crystal ingot having a resistivity of 100 Ω·cm or more and an initial interstitial oxygen concentration of 10 to 25 ppma by the Czochralski...
6544616 Metal alloys for the reflective or the semi-reflective layer of an optical storage medium  
A silver-based alloy thin film is provided for the highly reflective or semi-reflective coating layer of optical discs. Alloy additions to silver include zinc, aluminum, zinc plus aluminum,...
6544617 Phase-change recording element for write once applications  
A WORM optical recording element comprising a substrate and a phase-change recording layer wherein the phase-change recording layer has a composition expressed by Sb a In b Sn c Zn d Si e O f S h ...
6541093 Optical recording medium and method for fabricating the same  
An optical recording medium and a method for fabricating the same are provided, which enable overwriting at high density. The optical recording medium including a dielectric layer, a recording...
6541092 Optical information storage medium  
An optical information storage medium having small jitter value and high recording sensitivity. The optical information storage medium has a transparent pregrooved substrate having thereon a dye...
6537721 Optical recording medium and method for its initialization  
A phase change optical recording medium is provided wherein the power of the laser beam per unit area required in the initialization is reduced. The optical recording medium has a phase change...
6537636 Data storage media containing clear polycarbonate blends  
Polymer blends suitable for use in optical article. The polymer blends comprise a first and second polycarbonate and have properties particularly suited for use in high density optical data storage...
6528154 Makeup sponge puff  
To provide a makeup sponge puff of less frictional resistance and stiffness and no surface slipperiness, particles are adhered to a surface of a substrate sponge of closed-cell foam to form the...
6528138 Optical information medium  
The optical information medium for rewritable recording by means of a laser-light beam ( 14, 15 ) has a first recording stack ( 8 ) having a phase change type recording layer ( 10 ), sandwiched...
6524678 Information recording medium and recording method  
An optical information recording medium comprising a substrate having thereon a recording layer capable of information recording by laser irradiation, wherein said recording layer contains a dye...
6521318 Optical disk device and method  
The present invention accordingly to one aspect seeks to provide an improved disk device wherein, a single- or multi-layered structure of like or unlike material(s) are contained within or upon the...
6521315 Method for making a stamper for use in making a substrate for a digital versatile disc  
In a method for making a substrate for a digital versatile disc, a stamper having a front side with a pitted surface, a back side, and a central opening is first provided. The central opening is...
6521317 Optical recording medium  
The present invention enables to realize a high recording density while suppressing the wobble signal jitter component to a sufficiently low value for practical use, thereby enabling to perform...
6515098 Vibration damping monolithic polymers  
The damping performance of an article and a polycarbonate composition is improved and a storage medium for data is provided with a glass transition temperature greater than about 150° C.
6514588 Duplex CD label laminate  
A label laminate includes a small sheet laminated to a large sheet in a two-ply lamination, with a portion of the large sheet remaining single ply. The lamination has an exposed front side and an...
6511728 Pseudo-transmissive read inhibitor for optical storage media  
Systems and methods are described for inhibiting the readability of an optical media due to changes in a pseudo-transmissive material that composes the optical media after the optical media has...
6511729 Optical information medium and making method  
An optical information medium includes a support substrate (20) having an information recording layer (4) on one surface, and a light transmissive layer (2) thereon, wherein writing and/or reading...
6510126 Optical disc having textured structure, and a method of manufacturing the optical disc  
An optical disc for an optical near-field recording having a surface with a textured structure formed with a plurality of bumps and craters, and a method of manufacturing the optical disc. An...
6506469 Surface-side reproduction type optical recording medium  
[Problem]A surface-side reproduction type optical recording medium exhibiting high reliability in continuous tests of recording and being suitable for near field recording capable of obtaining good...
6503593 Radiation-curable coatings for optical discs and optical discs incorporating such coatings  
Optical disc, e.g., CD-R, DVD, DVD-R, comprising a polymer substrate and a radiation-cured coating provided by curing a radiation-curable coating composition having a pH greater than or equal to 3...
6503592 Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium  
A sputtering target for fabricating a recording layer of a phase-change type optical recording medium contains a compound or mixture including as constituent. elements Ag, In, Te and Ob with the...
6503594 Silicon wafers having controlled distribution of defects and slip  
A silicon wafer is provided having controlled distribution of defects, in which denuded zones having a sufficient depth inward from the surface of the wafer are combined with a high gettering...
6500512 Apparatus and method for use in the manufacture of multiple layer optical discs  
An improved optical disc for use in the manufacture of a multilayer optical disc. The improved optical disc has a first side with a data layer and at least one projection extending outward from the...
6500511 Optical disc recycling method and recycled optical disc  
An optical disc consisting of a substrate and at least a recording layer formed on the substrate is recycled by peeling off the recording layer from the substrate; and bonding another substrate...
6500510 Molecular level optical information storage devices  
The present invention relates to use of transition metal complexes in photochromic devices, to the production of optical information storage devices based on a polymeric matrix and on metal oxides...
6495233 Apparatus for distributing gases in a chemical vapor deposition system  
A lid assembly for a semiconductor processing apparatus having at least two chambers comprises a lid plate having a first side and a second side and a plasma generation source mounted to the first...
6495232 Compact disk with removable center plug  
A compact digital disk assembly having a label which extends over substantially all of the upper surface of the disk, thereby facilitating the display of artistic and textual information...
6495235 Optical disk, substrate of the same, and mold for forming the substrate  
A clamp plate retaining surface, a handling surface positioned outside the outer circumference of the clamp plate retaining surface, and an information surface outside the outer circumference of...
6485808 Method of manufacturing an optical disk substrate, an apparatus of manufacturing an optical disk and an optical disk substrate  
An optical disk for recording/reproducing information tends to have fine irregularities on its substrate surface that cause an increase in noise, which irregularities are formed during the process...
6485809 Low stress to seal gasket  
A multilayer, unitary gasket including at least one inner layer of expanded PTFE disposed between a first substantially air impermeable outer layer and a second substantially air impermeable outer...
6482493 Optical disc and method and apparatus of fabricating master disc for the same  
An optical disc capable of being high a recording density. On the optical disc, there is provided a pit having a width large relative to a length. The width of the pit is larger than the length of...
6482494 Hemicyanine dyes and optical recording media using the same  
A hemicyanine dye having formula (1) and an optical recording medium using the hemicyanine dye as an optical recording medium are provided: wherein Z is a benzene ring, naphthalene ring or...
6479122 Glass substrate for an optical disk and a manufacturing method thereof  
A method of manufacturing a glass substrate for an optical disk using a press-mold formed of a super-hard material and having a surface of a prescribed roughness. A track pattern is formed in the...
6479123 Dipyrromethene-metal chelate compound and optical recording medium using thereof  
An optical recording medium comprising at least a recording layer and a reflecting layer on a substrate wherein the recording layer contains at least one dipyrromethene-metal chelate compound...
6479121 Optical recording medium and method of fabricating same  
An optical information recording medium having a substrate, a first dielectric layer provided on the substrate, a recording layer provided on the first dielectric layer, a second dielectric layer...
6475627 Semiconductor wafer and vapor growth apparatus  
It is the object of the present invention to provide not only a semiconductor wafer obtained by forming a semiconductor thin film with uniform resistivity and substantially no slip dislocation on a...
6472040 Semi-pure and pure monocrystalline silicon ingots and wafers  
A silicon ingot is manufactured in a hot zone furnace by pulling the ingot from a silicon melt in the hot zone furnace in an axial direction, at a pull rate profile of the ingot from the silicon...
6472758 Semiconductor package including stacked semiconductor dies and bond wires  
This invention provides a method for making a semiconductor package with stacked dies that eliminates fracturing of the upper die(s) during the wire bonding process. One embodiment of the method...
6468620 Optical recording medium and optical recording method  
An optical recording medium comprising a recording layer containing ultrafine particles of a metal selected from the Group 8 and Group 1B elements, said particles having an average particle size of...
6468619 Optical storage media having limited useful life  
Optical storage media with limited useful life include a substrate having a data storage portion containing readable data. A reservoir associated with the substrate releasably retains a preselected...
6465070 Optical recording medium  
High temperature reliability, and in particular, the high temperature reliability after repeated overwriting operations is improved in an optical recording medium wherein a material of...
6465069 Information recording medium and method of manufacturing resinous substrate for use in the recording medium  
An information recording medium comprising a substrate having a recording surface provided with emboss pits or guiding grooves, a reflective film formed on the recording surface of the substrate,...
6455121 Cationic and hybrid radiation-curable adhesives for bonding of optical discs  
Cationic and hybrid radiation-curable pressure sensitive adhesive compositions for digital versatile discs and other substrates, a method for bonding versatile digital disc layers together with a...