ClassID:

198005

G11B7/00455 - 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; Recording, reproducing or erasing methods; Read, write or erase circuits therefor; Recording involving reflectivity, absorption or colour changes

Recent Application in this class:
#1
20240363144
2024-10-31

COMPOUND, OPTICAL ABSORBING MATERIAL, NON-LINEAR OPTICAL ABSORBING MATERIAL, RECORDING MEDIUM, INFORMATION RECORDING METHOD, AND INFORMATION READING METHOD

#2
20240265941
2024-08-08

IMPROVEMENTS IN OPTICAL DATA STORAGE

#3
20210304793
2021-09-30

Objective lens, optical head device, optical information device, and optical disk system

#4
20210078349
2021-03-18

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

#5
20150302926
2015-10-22

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

#6
20150034723
2015-02-05

Information recording media, information reproduction apparatus, and information reproducing method

#7
20140376354
2014-12-25

Information storage medium, reproducing method, and recording method

#8
20140177414
2014-06-26

Information storage medium, reproducing method, and recording method

#9
20140043953
2014-02-13

Information storage medium, reproducing method, and recording method

#10
20120272255
2012-10-25

OPTICAL RECORDING MEDIUM HAVING AUXILIARY INFORMATION AND REFERENCE CLOCK

#11
20120269049
2012-10-25

OPTICAL RECORDING MEDIUM HAVING AUXILIARY INFORMATION AND REFERENCE CLOCK

#12
20120236369
2012-09-20

COLOR IMAGING ARCHIVAL SYSTEM

#13
20120099411
2012-04-26

Optical information recording medium, optical information recording apparatus and optical information recording method

#14
20120011526
2012-01-12

Information storage medium, reproducing method, and recording method

#15
20120011525
2012-01-12

Information storage medium, reproducing method, and recording method

#16
20120008484
2012-01-12

Optical information recording reproduction apparatus and optical information recording reproduction method

#17
20120005700
2012-01-05

Information storage medium, reproducing method, and recording method

#18
20120005699
2012-01-05

Information storage medium, reproducing method, and recording method

#19
20120002531
2012-01-05

Information storage medium, reproducing method, and recording method

#20
20120002530
2012-01-05

Information storage medium, reproducing method, and recording method

#21
20120002529
2012-01-05

Information storage medium, reproducing method, and recording method

#22
20110222381
2011-09-15

WRITE-ONCE TYPE MULTILAYER OPTICAL DISC, RECORDING METHOD, REPRODUCING METHOD, AND RECORDING DEVICE

#23
20110212287
2011-09-01

STORAGE MEDIUM, REPRODUCING METHOD, AND RECORDING METHOD

#24
20110202944
2011-08-18

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

#25
20110202943
2011-08-18

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

#26
20110202942
2011-08-18

OPTICAL INFORMATION RECORDING MEDIUM, METHOD OF RECORDING INFORMATION AND PHOTOSENSITIZER

#27
20110199881
2011-08-18

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

#28
20110199879
2011-08-18

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

#29
20110199878
2011-08-18

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

#30
20110199874
2011-08-18

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

#31
20110199873
2011-08-18

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

#32
20110199872
2011-08-18

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

#33
20110199871
2011-08-18

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

#34
20110199870
2011-08-18

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

#35
20110199869
2011-08-18

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

#36
20110194395
2011-08-11

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

#37
20110194394
2011-08-11

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

#38
20110194392
2011-08-11

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

#39
20110194389
2011-08-11

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

#40
20110194388
2011-08-11

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

#41
20110194387
2011-08-11

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

#42
20110194385
2011-08-11

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

#43
20110194384
2011-08-11

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

#44
20110194383
2011-08-11

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

#45
20110164483
2011-07-07

Method and apparatus for recording and reproducing information on and from optical disc

#46
20110164482
2011-07-07

Method and apparatus for recording and reproducing information on and from optical disc

#47
20110141871
2011-06-16

Storing data on fiber data storage media

#48
20110122741
2011-05-26

Optical recording medium having auxiliary information and reference clock

#49
20110116356
2011-05-19

Optical recording medium having auxiliary information and reference clock

#50
20110116353
2011-05-19

Write-once-read-many optical disk having low-to-high recording property accommodating short wavelength recording

#51
20110090780
2011-04-21

INFORMATION RECORDING MEDIUM AND METHOD FOR PRODUCING THE SAME, RECORDING OR REPRODUCING METHOD, AND OPTICAL INFORMATION RECORDING AND REPRODUCING DEVICE

#52
20110038025
2011-02-17

Circularly polarized light-emitting nanoparticle

#53
20100279054
2010-11-04

Recordable optical recording media

#54
20100238782
2010-09-23

Optical pickup, optical information recording method, and optical disc apparatus

#55
20100238774
2010-09-23

Method and apparatus for recording information in optical storage medium, and multi-layer optical storage medium

#56
20100232279
2010-09-16

Optical retrieval system, data storage system, data storage medium and method of optical retrieval and data storage

#57
20100188963
2010-07-29

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

#58
20100103789
2010-04-29

Optical recording medium having auxiliary information and reference clock

#59
20100091625
2010-04-15

TEST DEVICE FOR CHARACTERIZING MATERIALS USED FOR OPTICAL STORAGE

#60
20100086724
2010-04-08

ORGANIC DYE COMPOUND AND HIGH DENSITY OPTICAL RECORDING MEDIUM INCLUDING THE SAME

#61
20100067349
2010-03-18

Optical record carrier as well as an apparatus and method for reading/writing image data from/at a visually detectable pattern at an optical record carrier

#62
20100067346
2010-03-18

Recording mark formation method, information recording device, information recording method, and information recording medium

#63
20100056775
2010-03-04

Two-photon absorption material and application thereof

#64
20100046345
2010-02-25

Optical information recording medium, optical information recordng apparatus, and optical information recording method

#65
20100027393
2010-02-04

OPTICAL RECORDING MEDIUM, OPTICAL RECORDING APPARATUS, AND SYSTEM TO PREPARE CONTENTS-RECORDED OPTICAL RECORDING MEDIUM

#66
20100014407
2010-01-21

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

#67
20100003447
2010-01-07

Optical information recording medium

#68
20090324891
2009-12-31

RECORDABLE INFORMATION RECORDING MEDIUM

#69
20090310464
2009-12-17

THREE-DIMENSIONAL OPTICAL INFORMATION CARRIER

#70
20090303855
2009-12-10

TWO-PHOTON-ABSORBING RECORDING MEDIUM, TWO-PHOTON-ABSORBING RECORDING/REPRODUCING METHOD, AND TWO-PHOTON-ABSORBING RECORDING/REPRODUCING APPARATUS

#71
20090303846
2009-12-10

Method and apparatus for recording and reproducing information on and from optical disc

#72
20090279415
2009-11-12

Information recording medium

#73
20090279413
2009-11-12

Information recording medium

#74
20090279411
2009-11-12

Information recording medium

#75
20090251524
2009-10-08

PULSED LASER MODE FOR WRITING LABELS

#76
20090244627
2009-10-01

Chromatics-based reading and writing system and method thereof

#77
20090129232
2009-05-21

Storage medium, reproducing method, and recording method

#78
20090097387
2009-04-16

Write-once type optical recording medium and fabrication method thereof

#79
20090092035
2009-04-09

Optical recording medium capable of using wide ranges of linear velocity recording

#80
20090081401
2009-03-26

OPTICAL RECORDING MEDIA

#81
20090080026
2009-03-26

Method of expression, recording, reproduction, and communication of computer object using color, apparatus for recording and/or reproduction, recording medium, and method of preparation of code

#82
20090022047
2009-01-22

OPTICAL RECORDING MEDIUM AND METHOD OF RECORDING VISIBLE INFORMATION

#83
20080285416
2008-11-20

Method for Multilevel Recording Information on a Record Carrier a Record Carrier and a Recording Device

#84
20080279069
2008-11-13

Optical disk apparatus with approximate focus control of laser beam

#85
20080212453
2008-09-04

OPTICAL INFORMATION RECORDING DEVICE, OPTICAL INFORMATION RECORDING METHOD, AND OPTICAL INFORMATION RECORDING MEDIUM

#86
20080205251
2008-08-28

Method and System For Data Recording and Reading in Multi-Photon Excitable Media

#87
20080199808
2008-08-21

OPTICAL INFORMATION RECORDING MEDIUM AND METHOD OF RECORDING INFORMATION

#88
20080182058
2008-07-31

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#89
20080165668
2008-07-10

RECORDING MEDIUM AND INFORMATION RECORDING AND REPRODUCING METHOD USING THE SAME

#90
20080165634
2008-07-10

Enhanced data storage and retrieval devices and systems and methods for utilizing the same

#91
20080130458
2008-06-05

Information recording medium and optical information recording/reproducing apparatus

#92
20080117787
2008-05-22

Recording method, recording apparatus, and recording medium

#93
20080117785
2008-05-22

Method For Multiphoton-Ionizing Organic Molecule Supported By Solid Carrier

#94
20080112307
2008-05-15

Reproducing system and corresponding information recording medium having wobbled land portions

#95
20080107009
2008-05-08

Producing system and corresponding information recording medium having wobbled land portions

#96
20080090174
2008-04-17

Novel Oxonol Dye Compounds and Optical Information Recording Medium

#97
20080068966
2008-03-20

Information recording medium

#98
20080057256
2008-03-06

Micro-Resonant Structure for Optical Recording

#99
20080057255
2008-03-06

Contrast Inversion for Optical Recording

#100
20080049593
2008-02-28

Information recording medium

#101
20080049592
2008-02-28

Information recording medium

#102
20080049591
2008-02-28

Information recording medium

#103
20080043608
2008-02-21

Information recording medium

#104
20080043606
2008-02-21

Information recording medium

#105
20080043605
2008-02-21

Information recording medium

#106
20080043603
2008-02-21

Information recording medium

#107
20080043601
2008-02-21

Information recording medium

#108
20080043600
2008-02-21

Information recording medium

#109
20080043599
2008-02-21

Information recording medium

#110
20080013441
2008-01-17

Optical information recording medium, optical information recording/reproducing system, and optical information recording/reproducing apparatus

#111
20080002560
2008-01-03

WRITE ONCE INFORMATION RECORDING MEDIUM AND DISK APPARATUS

#112
20070292803
2007-12-20

Optical recording medium and recording method thereof

#113
20070286980
2007-12-13

Write-once type multilayer optical disc, recording method, reproducing method, and recording device

#114
20070280095
2007-12-06

OPTICAL DISC, INFORMATION RECORDING METHOD, INFORMATION REPRODUCING METHOD, AND DISC DRIVE

#115
20070280093
2007-12-06

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

#116
20070261068
2007-11-08

Optical recording medium

#117
20070242592
2007-10-18

Three-dimensional optical memory

#118
20070224529
2007-09-27

Porphyrin compound, process for producing porphyrin compound, three-dimensional optical recording material, and three-dimensional optical recording medium

#119
20070190460
2007-08-16

Optical recording/reproducing method

#120
20070179057
2007-08-02

Optical recording system

#121
20070172623
2007-07-26

Optical data store with several storage layers

#122
20070166505
2007-07-19

Optical storage medium, manufacturing method of recording layer thereof, and recording method thereof

#123
20070153646
2007-07-05

Optical Recording Apparatus With Drawing Capability of Visible Image on Disk Face

#124
20070140094
2007-06-21

OPTICAL DISK AND OPTICAL DISK REPRODUCING DEVICE

#125
20070133382
2007-06-14

Reproducing system and corresponding information recording medium having wobbled land portions

#126
20070133381
2007-06-14

Reproducing system and corresponding information recording medium having wobbled land portions

#127
20070104918
2007-05-10

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#128
20070098950
2007-05-03

Information storage medium, reproducing method, and recording medium

#129
20070092683
2007-04-26

Micro-resonant structure for optical recording

#130
20070092682
2007-04-26

Contrast inversion for optical recording

#131
20070092681
2007-04-26

Generating optical contrast using thin layers

#132
20070089122
2007-04-19

Information storage medium, reproducing method, and recording method

#133
20070087156
2007-04-19

INFORMATION STORAGE MEDIUM, REPRODUCING METHOD, AND RECORDING METHOD

#134
20070077525
2007-04-05

Multi-level layer

#135
20070070827
2007-03-29

Record carrier, device and method of scanning the record carrier

#136
20070065758
2007-03-22

Multi-stack optical storage medium

#137
20070055453
2007-03-08

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

#138
20070037095
2007-02-15

Write-once-read-many optical disk having low-to-high recording property accommodating short wavelength recording

#139
20070031632
2007-02-08

Optical recording medium

#140
20070009701
2007-01-11

Optical recording medium

#141
20070008850
2007-01-11

Apparatus and method of optically recording data

#142
20070003873
2007-01-04

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

#143
20070003732
2007-01-04

Phase change memory for archival data storage

#144
20070003731
2007-01-04

Gold-semiconductor phase change memory for archival data storage

#145
20070002695
2007-01-04

Optical information recording medium and optical information recording/reproducing apparatus

#146
20060291356
2006-12-28

Information storage medium, reproducing method, and recording method

#147
20060274633
2006-12-07

Multi-stack information carrier

#148
20060270755
2006-11-30

Three-dimensional optical data storage in fluorescent dye-doped photopolymer

#149
20060246375
2006-11-02

Information recording medium and its manufacturing method,recording/preproducing method, and optical information recording/reproducing device

#150
20060239159
2006-10-26

Optical disk apparatus with approximate focus control of laser beam

#151
20060222807
2006-10-05

Write-once optical record carrier for high-speed recording

#152
20060221803
2006-10-05

Hybrid disk and method of writing data to and/or reading data from the hybrid disk

#153
20060216740
2006-09-28

Methods for the electronic, homogeneous assembly and fabrication of devices

#154
20060210925
2006-09-21

Storage medium, reproducing method, and recording method

#155
20060209664
2006-09-21

Information recording medium

#156
20060204894
2006-09-14

Optical recording medium and displaying method on surface of the medium

#157
20060204706
2006-09-14

Optical recording medium and optical recording method of the same

#158
20060203698
2006-09-14

Information recording medium

#159
20060194151
2006-08-31

Recording medium and information recording and reproducing method using the same

#160
20060194017
2006-08-31

Optical recording medium

#161
20060193237
2006-08-31

Optical recording apparatus with drawing capability of visible image on disk face

#162
20060188818
2006-08-24

Storage medium, reproducing method, and recording method

#163
20060188685
2006-08-24

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#164
20060172107
2006-08-03

Metal alloys for the reflective or semi-reflective layer of an optical storage medium

#165
20060164946
2006-07-27

Recording and reproducing method for dye based recordable optical recording medium and apparatus using the same

#166
20060140070
2006-06-29

Optical information reproduction device

#167
20060120254
2006-06-08

Information recording medium

#168
20060118783
2006-06-08

Structure for optical device and method of fabricating the same

#169
20060109777
2006-05-25

Information recording medium

#170
20060103880
2006-05-18

Method of recording a computer object using color enabled by a recording device and communication device

#171
20060103865
2006-05-18

Method of expression, recording, reproduction, and communication of computer object using color, apparatus for recording and/or reproduction, recording medium, and method of preparation of code

#172
20060078825
2006-04-13

Optical recording medium and method for recording data in the same

#173
20060072428
2006-04-06

Fabrication of digital media using ion beam technology

#174
20060067203
2006-03-30

Optical recording medium and method of manufacturing thereof, and recording and reproducing method

#175
20060067185
2006-03-30

Method and apparatus for recording and reproducing information on and from optical disc

#176
20060067184
2006-03-30

Method and apparatus for recording and reproducing information on and from optical disc

#177
20060015887
2006-01-19

On-groove recordation type optical disc

#178
20050254393
2005-11-17

Optical information processing device and recording medium

#179
20050237911
2005-10-27

Information recording medium

#180
20050232128
2005-10-20

Information recording medium

#181
20050223402
2005-10-06

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

#182
20050221228
2005-10-06

Near field optical storage mask layer, disk, and fabrication method

#183
20050221050
2005-10-06

Two-layered optical recording medium, method for manufacturing the same, and, method and apparatus for optical recording and reproducing using the same

#184
20050213485
2005-09-29

Optical information storage medium and method for manufacturing the same

#185
20050213477
2005-09-29

Method for recording data in optical recording medium, an apparatus for recording data in optical recording medium and optical recording medium

#186
20050207328
2005-09-22

Optical recording medium, optical information processor, and optical recording/reproducing method

#187
20050201243
2005-09-15

Apparatus for recording dye based recordable DVD media and process for recording the same

#188
20050180285
2005-08-18

Optical record carrier recording method and apparatus

#189
20050174924
2005-08-11

Optical data storage medium and use of such medium

#190
20050157629
2005-07-21

Information recording medium and its production method, and optical information recording reproducing apparatus

#191
20050148786
2005-07-07

Diimmonium compound and use thereof

#192
20050111341
2005-05-26

Molecular optoelectronic memory device

#193
20050095391
2005-05-05

Recording medium, recording and reproducing method and recording and reproducing apparatus

#194
20050094548
2005-05-05

Optical recording medium

#195
20050088921
2005-04-28

Information recording medium having pair of electrodes

#196
20050084800
2005-04-21

Multilayer optical recording medium and storage device

#197
20050084660
2005-04-21

Information recording medium and information recording method

#198
20050081230
2005-04-14

Method of regulating reflectance of worm type optical recording medium and worm type optical recording medium

#199
20050078591
2005-04-14

Bit-wise optical data storage utilizing aluminum oxide single crystal medium

#200
20050073943
2005-04-07

Optical recording medium and method of manufacturing the same

#201
20050042407
2005-02-24

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

#202
20050042406
2005-02-24

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#203
20050036421
2005-02-17

Information recording medium, information recording apparatus, information recording method, information playback apparatus, information playback method, recording program recording medium, and playback program recording medium

#204
20050013234
2005-01-20

Multilevel optical recording medium with calibration signals

#205
20050013205
2005-01-20

Enhanced data storage and retrieval devices and systems and methods for utilizing the same

#206
20050007927
2005-01-13

Recording and reproducing method for optical recording medium and optical recording medium