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7390549 |
Asymmetric bis (indolestyryl) compound and high density recording media utilizing the same
An asymmetric bis(indolestyryl) compound. The asymmetric bis(indolestyryl) compound has formula (I):
wherein A and B comprise benzene, naphthalene, or heterocyclic ring containing O, S, or...
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7390548 |
Optical information storage medium
An optical information storage medium includes a first substrate, a reflective layer and a second substrate. In this case, the reflective layer is disposed above the first substrate. The second...
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7385911 |
Optical recording medium having multiple layers of different thermal conductivities
In an information recording medium according to the present invention, a recording layer, a first layer, and a second layer are formed so that a thermal conductivity of the first layer that...
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7385907 |
Rewritable optical record carrier
A rewritable optical record carrier comprising a first substrate carrying a first recording stack of layers, which recording stack comprises, a first dielectric layer, a recording layer comprising...
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7384678 |
Optical recording medium and process for producing the same, sputtering target, using process of optical recording medium, and optical recording apparatus
To provide an optical recording medium and the like that is adapted to higher density and higher speed recording of 8 times or more than that of DVD (about 28 m/sec or more) and that exhibits...
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7384677 |
Metal alloys for the reflective or semi-reflective layer of an optical storage medium
A silver-based alloy thin film is provided for the highly reflective or the semi-reflective layer of optical discs. Alloy additions to silver include magnesium, gold, rhodium, ruthenium, osmium,...
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7384676 |
Coating composition, hard coat film, and optical disk
One side of a substrate film 11 is coated with a coating composition containing (A) a reactive particle produced by chemically bonding an organic compound having at least one polymerizable...
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7381458 |
Recording medium
The main object of the present invention is to provide a recording medium which makes high densification of information possible, particularly a write-once-read-many optical recording medium having...
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7376073 |
Optical storage medium having distortion regions, and a method of modifying an optical storage medium to include distortion regions
Theft, distribution, and piracy of digital content on optical media (software, video, audio, e-books, any content of any kind that is digitally stored and distributed) is often accomplished by...
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7374804 |
Method for rendering surface layer of limited play disk lightfast
An optically readable media ( 10 ) has an information-encoding layer ( 16 ) and at least one color-forming layer ( 12 ) that embodies an optical readout-limiting mechanism. In a first embodiment...
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RE40330 |
Optical recording medium, reproducing system, method of reproducing optical disk, method of fabricating optical disk original record, and method of stopping illegal program operation
The present invention provides an optical disk 9 with a duplication preventing function, reproducing system 47 for the optical disk 9 , optical disk reproducing method, method of fabricating...
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7371449 |
Optical recording medium
In an optical recording medium having two recording layers of a first recording layer and a second recording layer, the second recording layer contains metallized azo dyes represented by the...
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7371448 |
Phase-change recording media based on the Ga-Sb-Te system for ultra-high density optical recording
This invention discloses a novel rewritable phase-change recording medium for optical data storage, which is based on the GaSbTe ternary alloy system. The designed compositions reside on the Sb 7...
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7368157 |
Information storage medium and apparatus for recording/reproducing information thereon
An information storage medium reduces low frequency noise, and an apparatus records and/or reproduces information thereon. The information storage medium includes a substrate; a recording layer...
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7368156 |
Method for manufacturing discoid optical record medium and discoid optical record medium
A disc-shaped optical recording medium formed by carrying out a film formation process on a disc-shaped substrate material and completed by forming a center hole at the last step is manufactured in...
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7364781 |
Optical recording medium, recording material, method of producing optical recording medium and optical recording, reading and rewriting method
An optical recording medium including a recording layer which includes a reversible phase-change recording material, the recording layer being capable of writing information therein, reading...
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7364780 |
Thermally-sensitive medium with Fabry-Perot cavities
A medium includes a plurality of Fabry-Perot cavities of varying depths. The cavities correspond to different colors which are produced by the respective cavities under incident light. A...
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7361394 |
Optical disk having a hard coat layer having sebum stain proofness imparted
An optical disk of a system wherein a recording layer is to be irradiated throughout a thin film cover layer with a laser beam, wherein a hard coat layer (W) is formed on the thin film cover layer,...
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7357970 |
Optical recording medium
An optical recording medium comprising: a substrate 11 ; and a recording layer 12 , formed on substrate 11 ; and characterized in that recording layer 12 contains palladium oxide as the main...
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7357969 |
Phase-change optical recording medium
A phase-change optical recording medium has a first information layer including a phase-change optical recording film arranged in a position close to the light incident side, a second information...
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7354637 |
Damper and process thereof
A fitting type damper and a process thereof being capable of increasing largely slipping torque in strength are ones that the large slipping torque can be increased not only when the damper is a...
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7344768 |
Active energy ray curable composition for coating optical disk and optical disk
The present invention relates to an active energy ray curable composition for coating optical disc, comprising a urethane (meth)acrylate compound having at least one amide group in the molecule, an...
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7341787 |
Process for producing highly doped semiconductor wafers, and dislocation-free highly doped semiconductor wafers
The invention relates to a process for producing highly doped semiconductor wafers, in which at least two dopants which are electrically active and belong to the same group of the periodic system...
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RE40136 |
Multilayer optical disk
A multilayer optical disk having an information storage layer which can as well as be reproduced by a general purpose reproducing apparatus, for example, a compact disk player, and from which...
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7335085 |
Entertainment and stress relief disk
A device is described that possesses an overall shape that comfortably fits into a user's hand, and in particular, can be manipulated by the fingers. The device is fabricated of a pliable material...
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RE40087 |
Coating composition and optical recording medium
There are provided a composition for coating which can form an ink receiving layer having excellent adhesion with hydrophobic substrates, water-resistance and printing stability, and an optical...
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7328447 |
Optical recording medium manufacturing device, method, optical recording medium, reproduction device, method, recording device, and method
An optical recording medium having a plural number of recording layers includes a n-th recording layer ( 23 ) (n≧1), made up by a substrate ( 20 ) and a semi-reflective layer ( 21 ) carried by...
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7326477 |
Spinel boules, wafers, and methods for fabricating same
A single crystal spinel wafer is disclosed, including a front face and a back face; and an outer periphery having first and second flats. In certain embodiments, the single crystal wafer has a...
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7316836 |
Optical recording medium
An optical recording medium comprises a transmission substrate and a recording layer formed on the transmission substrate, the recording layer containing at least a dye material expressed by a...
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7316745 |
High-resistance silicon wafer and process for producing the same
A high-resistance silicon wafer is manufactured, in which a gettering ability and economical efficiency is excellent and an oxygen thermal donor is effectively prevented from being generated in a...
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7314658 |
Storage medium for data
This disclosure relates to a data storage medium, and in particular to a data storage medium comprising at least one high modulus layer. In one embodiment, an asymmetric optical storage medium can...
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7309518 |
Radial tilt reduced media
A storage media can comprise: a plastic substrate, an optical layer, a reflective layer disposed between the optical layer and the substrate, and an adhesive layer disposed between the optical...
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7307941 |
Optical recording medium having substantially uniform interlayer structure
An optical recording medium capable of suppressing film thickness irregularity of interlayer between a plurality of optical recording layers and effects of warps of a transfer substrate and arising...
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7279211 |
Sputtering target containing zinc sulfide as major component, optical recording medium on which phase change optical disk protective film containing zinc sulfide as major component is formed by using the target, and method for manufacturing the sputtering target
Provided is a sputtering target and an optical recording medium having formed thereon a phase change optical disc protective film having zinc sulfide as its principal component employing such a...
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7273647 |
Silicon annealed wafer and silicon epitaxial wafer
A silicon annealed wafer having a sufficient thick layer free from COP defects on the surface, and a sufficient uniform BMD density in the inside can be produced by annealing either a base material...
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7270864 |
Optical information recording medium
For improving the jitter property and ensuring the high reliability of an optical disk, a metal film containing phosphorus is disposed in a reflective layer. The layer has a hardness of 60 mgf/μm...
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7258906 |
Surface treatment of fluorinated contact lens materials
Hydrogen-plasma modification of fluorinated polymers reduces the surface chemistry of this polymer removing fluorine, leaving behind a carbon-enriched surface that is further plasma processed into...
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7244486 |
Optical recording medium and optical recording method
An organic dye type optical recording medium capable of recording or reading information by a blue laser having a shorter wavelength, is provided. An optical recording medium comprising a...
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7239601 |
Optical recording medium, method of manufacturing optical recording medium, apparatus for manufacturing optical recording medium, program, and medium
There are some cases that an accuracy is low for reading unique information identifying an individual from an optical disk which comprises a plurality of information layers. The optical disk...
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7229693 |
Low defect density, ideal oxygen precipitating silicon
The present invention is directed to a silicon wafer which, during the heat treatment cycles of essentially any arbitrary electronic device manufacturing process, may form an ideal, non-uniform...
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7208012 |
Covalently-bound, hydrophilic coating compositions for surgical implants
Covalently-bound, hydrophilic copolymer coatings for implants are disclosed. The copolymer coatings comprise a hydrophobic aryl acrylic monomer, a hydrophilic monomer selected from the group...
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7205038 |
Optical recording medium and method for manufacturing the same
A method for manufacturing an optical recording medium of the present invention includes the steps of forming an underlying layer having a brightness of 8 or more and a chroma of 4 or less on a...
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7198302 |
Card-shaped data carrier and method for producing same
The invention relates to a card-shaped data carrier consisting of at least one layer ( 1, 2, 3 ). Visually readable information in the form of a changed optical characteristic is introduced into...
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7183007 |
Dicing adhesive sheet and dicing method
A dicing adhesive sheet having a base film and an adhesive layer formed on the base film is characterized in that the thickness of the adhesive layer ranges from 1 to 10 μm and the adhesive layer...
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7180848 |
Optical information recording medium
An optical information recording medium is composed of at least a phase-change type recording layer 4 provided on a substrate 1 . The optical information recording medium is conducted to record...
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7177263 |
Recording medium and apparatus and method for manufacturing the same
A recording medium comprises pairs of groove tracks and land tracks provided side by side while being bent periodically, a plurality of land prepits previously formed on the land tracks and...
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7172797 |
Optical information medium and a method of manufacturing the medium
An optical information medium ( 20 ) for recording, such as DVR-blue, and a method for manufacturing such a medium ( 20 ) is provided. Reading from and recording onto the medium ( 20 ) is performed...
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7168153 |
Method for manufacturing single-sided hard memory disks
Various apparatus and methods are provided for positioning and handling single-sided hard memory disks. A disk carrier is provided with ribs formed on the inside surface of opposing side walls. The...
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7163729 |
Nonlinear optical thin film, optical recording medium using nonlinear optical film and optical switch
An optical information recording medium uses a nonlinear optical thin film formed on a substrate. The nonlinear optical thin film comprises an amorphous alloy or a mixture of the amorphous alloy...
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7147906 |
Data storage medium comprising polyimides
In one aspect the present invention provides a storage medium for data, the storage medium comprising: a) a substrate, a physical portion of which comprises at least one polyimide, and b) at least...
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