ClassID:

198155

G11B7/24041 - 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; Layers; Shape, structure or physical properties thereof; Recording layers; Multiple laminated recording layers with different recording characteristics

Recent Application in this class:
#1
20240339129
2024-10-10

Optical recording medium

#2
20200176027
2020-06-04

Optical recording medium and method for manufacturing the same

#3
20190325909
2019-10-24

Optical disc and optical disc device

#4
20180350401
2018-12-06

Optical recording medium

#5
20180268857
2018-09-20

Optical disc and optical disc device

#6
20160275983
2016-09-22

Optical recording medium

#7
20150356991
2015-12-10

Optical disc and optical disc device

#8
20150071046
2015-03-12

Stacked film reflective layers for multi-layer optical data storage

#9
20140355406
2014-12-04

Dual-sided optical discs with normally oriented and inverted text patterns

#10
20140023816
2014-01-23

Optical information recording medium

#11
20120307613
2012-12-06

OPTICAL DISC, OPTICAL DISC DEVICE, INFORMATION RECORDING METHOD, AND INFORMATION REPRODUCTION METHOD

#12
20120307612
2012-12-06

OPTICAL DISC, OPTICAL DISC DEVICE, INFORMATION RECORDING METHOD, AND INFORMATION REPRODUCTION METHOD

#13
20120263029
2012-10-18

Optical information recording medium

#14
20120213053
2012-08-23

Single-sided printing providing dual-sided reading of print on optical discs

#15
20110242956
2011-10-06

MULTI-PURPOSE HIGH-DENSITY OPTICAL DISK

#16
20110019527
2011-01-27

Dual sided optical storage media and method for making same

#17
20100129586
2010-05-27

Multi-purpose high-density optical disc

#18
20080313395
2008-12-18

Apparatus and method to manage information using an optical and holographic data storage medium

#19
20080253273
2008-10-16

Computer program product for controlling an apparatus for accessing dual-path optical recording media

#20
20080137494
2008-06-12

Holographic recording medium having a track pitch smaller than a distance between adjacent holograms

#21
20070098947
2007-05-03

Multi-purpose high-density optical disc

#22
20050094544
2005-05-05

Optical disk with erasable surface and manufacturing method thereof