198147 ⎘
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 Laminated discs
Sub-classes:Optical disc recording medium suitable for use in stacked manner
#2Method for manufacturing multilayer structure sheet, and optical information recording medium
#3Optical recording and reading method, optical recording and reading apparatus, optical recording medium, and method for producing an optical recording medium
#4Optical recording and reading method, optical recording and reading apparatus, optical recording medium, and method for producing an optical recording medium
#5MULTI-PURPOSE HIGH-DENSITY OPTICAL DISK
#6Multi-purpose high-density optical disc
#7ORGANIC DYE COMPOUND AND HIGH DENSITY OPTICAL RECORDING MEDIUM INCLUDING THE SAME
#8Split Disc Optical Storage Medium and Device
#9Optical Recording Medium
#10Raw material conserving optical data storage media
#11METHOD FOR PRODUCING A SPACE LAYER IN BETWEEN TWO DISKS WITH HIGH UNIFORMITY
#12Multi-purpose high-density optical disc
#13Optical information recording media and method for manufacturing them
#14Optical information recording media, method for manufacturing the same and method for recording/reproducing optical information
#15Storage medium
#16Optical recording medium and cover sheet for optical recording media
#17Optical storage medium