ClassID:

198194

G11B7/244 - CPC Classification

Classification description:

Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation , reproducing using an optical beam at lower power ; Record carriers therefor; Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only

Sub-classes:
Recent Application in this class:
#1
20250054515
2025-02-13

RECORDING MEDIUM, METHOD FOR RECORDING INFORMATION, AND METHOD FOR READING INFORMATION

#2
20240062782
2024-02-22

NONLINEAR LIGHT ABSORPTION MATERIAL, RECORDING MEDIUM, METHOD FOR RECORDING INFORMATION, AND METHOD FOR READING INFORMATION

#3
20240055022
2024-02-15

NONLINEAR LIGHT ABSORPTION MATERIAL, RECORDING MEDIUM, METHOD FOR RECORDING INFORMATION, AND METHOD FOR READING INFORMATION

#4
20220343946
2022-10-27

DATA STORAGE METHOD AND COMPOSITION

#5
20210078349
2021-03-18

Recording medium, exterior member, and method of recording on recording medium

#6
20180291207
2018-10-11

Chromophores for photochromic compositions useful for three dimensional display applications

#7
20170044373
2017-02-16

Chromophores for photochromic compositions useful for three dimensional display applications

#8
20150212487
2015-07-30

Photosensitive composition for volume hologram recording, photosensitive substrate for volume hologram recording, and volume hologram recorded medium

#9
20140177369
2014-06-26

Optical data store and method for storage of data in an optical data store

#10
20140064053
2014-03-06

NON-RESONANT TWO-PHOTON ABSORPTION MATERIAL, NON-RESONANT TWO-PHOTON ABSORPTION RECORDING MATERIAL, RECORDING MEDIUM, RECORDING/REPRODUCING METHOD AND NON-RESONANT TWO-PHOTON ABSORPTION COMPOUND

#11
20130229901
2013-09-05

Optical information recording medium

#12
20120275007
2012-11-01

OPTICAL DEVICES FOR MODULATING LIGHT OF PHOTOREFRACTIVE COMPOSITIONS WITH THERMAL CONTROL

#13
20120251927
2012-10-04

HOLOGRAM-RECORDING MEDIUM

#14
20120196077
2012-08-02

OPTICAL RECORDING MEDIUM AND PRODUCTION METHOD FOR OPTICAL RECORDING MEDIUM

#15
20120147724
2012-06-14

Optical data storage media and methods for using the same

#16
20110163298
2011-07-07

Graphene and Hexagonal Boron Nitride Devices

#17
20110092612
2011-04-21

Photoreactive composition, optical material, composition for forming holographic recording layer, holographic recording material, and holographic recording medium

#18
20100189948
2010-07-29

OPTICAL INFORMATION RECORDING MEDIUM, AND TWO-PHOTON ABSORBING MATERIAL

#19
20100166999
2010-07-01

Optical recording medium

#20
20100110858
2010-05-06

Optical information recording method, optical information recording medium, optical information reproducing device, optical information reproducing method and optical information recording and reproducing device

#21
20100097915
2010-04-22

OPTICAL DATA STORE AND METHOD FOR STORAGE OF DATA IN AN OPTICAL DATA STORE

#22
20100068443
2010-03-18

Optical recording medium

#23
20100047506
2010-02-25

OPTICAL INFORMATION RECORDING MEDIUM

#24
20100035176
2010-02-11

Imaging element and method using differential light scattering

#25
20100003617
2010-01-07

OPTICAL INFORMATION RECORDING MEDIUM

#26
20100003447
2010-01-07

Optical information recording medium

#27
20090253050
2009-10-08

Holographic storage media

#28
20090246687
2009-10-01

Azo-metal chelate dye and optical recording medium

#29
20090201779
2009-08-13

Novel reading inhibit agents

#30
20090081401
2009-03-26

OPTICAL RECORDING MEDIA

#31
20090042105
2009-02-12

Sensitizer dyes for photoacid generating systems

#32
20090018318
2009-01-15

Basic Yellow Dyes as Dye Component for Optical Data Recording Media

#33
20080261118
2008-10-23

OPTICAL RECORDING COMPOSITION AND HOLOGRAPHIC RECORDING MEDIUM

#34
20080258103
2008-10-23

Method for preparation of anisotropic materials

#35
20080254374
2008-10-16

Holographic recording composition and holographic recording medium

#36
20080220339
2008-09-11

Film Forming Photosensitive Materials for the Light Induced Generation of Optical Anisotrophy

#37
20080165668
2008-07-10

RECORDING MEDIUM AND INFORMATION RECORDING AND REPRODUCING METHOD USING THE SAME

#38
20080150176
2008-06-26

DUAL-LAYER RECORDABLE OPTICAL DISC AND MANUFACTURING METHOD THEREOF

#39
20080130458
2008-06-05

Information recording medium and optical information recording/reproducing apparatus

#40
20080066090
2008-03-13

Storage Media Access Control Method and System

#41
20080062838
2008-03-13

MATERIALS FOR OPTICAL MEDIUM COPY-PROTECTION TRANSIENTLY REACTING TO A READER BEAM

#42
20070259151
2007-11-08

Imide compound and optical recording media made by using the same

#43
20070242592
2007-10-18

Three-dimensional optical memory

#44
20070202290
2007-08-30

DATA-PROTECTED DIGITAL RECORDING MEDIA

#45
20070196767
2007-08-23

Use Of Squaric Acid Dyes In Optical Layers For Optical Data Recording

#46
20070145735
2007-06-28

Marking articles using a covert digitally watermarked image

#47
20070122747
2007-05-31

Optical information recording method and optical information recording medium

#48
20070104081
2007-05-10

Recording sheet

#49
20070065623
2007-03-22

Laser-imageable coating based on exothermic decomposition

#50
20070055453
2007-03-08

Methods for electronic fluorescent perturbation for analysis and electronic perturbation catalysis for synthesis

#51
20070053279
2007-03-08

Multilayer fluorescent optical disc with photosensitive fluorescent material

#52
20070048666
2007-03-01

Two-photon recording method, two-photon absorption recording material, two-photon absorption recording-reproduction method and optical recoding medium

#53
20070047287
2007-03-01

Method and apparatus for storing a three-dimensional arrangement of data bits in a solid-state body

#54
20070042386
2007-02-22

Hybridization of polynucleotides conjugated with chromophores and fluorophores to generate donor-to-donor energy transfer system

#55
20070020562
2007-01-25

Optical information-recording medium, novel oxonol compound and method of recording information

#56
20070003873
2007-01-04

Bis (indolestyryl) compound and high density recording media utilizing the same

#57
20060286338
2006-12-21

Optical information-recording medium, novel oxonol compound and method of recording information

#58
20060257748
2006-11-16

Optical recording medium and optical recording apparatus

#59
20060240214
2006-10-26

Limited play optical devices with interstitial reactive layer and methods of making same

#60
20060234000
2006-10-19

Recordable optical record carrier for multilevel and method for writing thereon

#61
20060216740
2006-09-28

Methods for the electronic, homogeneous assembly and fabrication of devices

#62
20060210757
2006-09-21

Writable optical record carrier

#63
20060194151
2006-08-31

Recording medium and information recording and reproducing method using the same

#64
20060182006
2006-08-17

Optical record carrier with ase active material, reading device and method for reading such optical record carrier

#65
20060156325
2006-07-13

Recordable optical record carrier

#66
20060140075
2006-06-29

Optical information recording medium manfacturing method therefor, manufacturing apparatus therefor, and optical information recording and reproducing apparatus

#67
20060114799
2006-06-01

Dual-stack optical data storage medium and use of such medium

#68
20060110570
2006-05-25

Dual-layer recordable optical disc and manufacturing method thereof

#69
20060088786
2006-04-27

Rewritable optical information recording medium, recording and reproducing methods, as well as recording and reproducing apparatus

#70
20060087955
2006-04-27

Dual stack optical data storage medium and use of such medium

#71
20060073392
2006-04-06

Method for holographic storage

#72
20060070350
2006-04-06

Method for applying a band about a sheet of material and a floral grouping

#73
20060051761
2006-03-09

Organic ultrathin film, cumulate thereof and process for producing the same

#74
20060035171
2006-02-16

Azo-metal chelate dye and optical recording medium

#75
20060019197
2006-01-26

Sensitizer dyes for photoacid generating systems

#76
20060016516
2006-01-26

Method for preparation of anisotropic materials

#77
20060002285
2006-01-05

Limited play data storage media and method for limiting access to data thereon

#78
20060002263
2006-01-05

Method for rendering surface layer of limited play disk lightfast

#79
20050232126
2005-10-20

Optical data storage medium and use of such medium

#80
20050231776
2005-10-20

Non-resonant two-photon absorption induction method and process for emitting light thereby, optical data recording medium and process for recording data thereon

#81
20050227034
2005-10-13

Protected activators for use in leuco dye compositions

#82
20050214682
2005-09-29

Holographic media fabrication techniques

#83
20050213488
2005-09-29

Reading inhibit agents

#84
20050208425
2005-09-22

Imide compound and optical recording media made by using the same

#85
20050170260
2005-08-04

Double faced double storage capacity medium

#86
20050168856
2005-08-04

Method and apparatus for recording to and reading from a multi-layer diffractive optics memory

#87
20050163961
2005-07-28

Optical recording medium

#88
20050156147
2005-07-21

Two-photon polymerizable composition and process for polymerization thereof

#89
20050153109
2005-07-14

Copy-protected optical media and method of manufacture thereof

#90
20050142489
2005-06-30

Squarylium dyes as light-absorbing compound in the information layer of optical data carriers

#91
20050123804
2005-06-09

Optical recording materials having high storage density

#92
20050120676
2005-06-09

Method for applying a band about a sheet of material and a flower pot

#93
20050111270
2005-05-26

Optical data store and method for storage of data in an optical data store

#94
20050103424
2005-05-19

Method for recording information in luminescent compositions and uses thereof in articles of manufacture

#95
20050096222
2005-05-05

Phenolic compound and recording material using the same

#96
20050070678
2005-03-31

Homopolymers which exhibit a high level of photo-inducable birefringence

#97
20050063292
2005-03-24

Optical recording medium

#98
20050053870
2005-03-10

Leuco dye-containing coating compositions

#99
20050042407
2005-02-24

Optical data carrier comprising a cyanine dye as light-absorbent compound in the information layer

#100
20050036768
2005-02-17

Information recording medium

#101
20050018595
2005-01-27

System for applying markings to optical media

#102
20050013966
2005-01-20

Optical recording medium for fluorescent WORM discs

#103
20050013235
2005-01-20

Optical recording medium and production thereof

#104
20050007944
2005-01-13

Protecting film for optical recording medium and optical recording medium