198142 ⎘
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 Shapes of record carriers other than disc shape
Sub-classes:Data disc, method and system of forming the disc
#2High data density optical recording medium
#3OPTICAL DATA RECORDING DISC WITH PROTRUSION BETWEEN CLAMPING AREA AND CENTER HOLE
#4Recording medium, method of recording identification information thereof, and recording/reproducing method thereof
#5METHOD FOR MANUFACTURING MULTILAYER OPTICAL RECORDING MEDIUM
#6METHOD FOR PRODUCING OPTICAL INFORMATION RECORDING MEDIUM AND OPTICAL INFORMATION RECORDING MEDIUM
#7Thin optical disc having remote reading capability
#8Universal Numerical Disc of Optically Readable Type
#9Flexible VCD having domed center and method of making thereof
#10Optical data recording disc with protrusion between clamping area and center hole
#11Optical data recording disc with protrusion between clamping area and center hole
#12Optical Medium Clamping
#13Optical data recording medium with protrusion bonded between center hole and clamping area
#14Optical data recording disc with protrusion between clamping area and center hole
#15Optical data recording disc with protrusion between clamping area and center hole
#16Optical data recording disc with protrusion between clamping area and center hole
#17Improved Shaped Digital Media Disks and Method for Manufacturing Same
#18Optical disc and method of protecting same
#19Optical memory reproduction apparatus and incidence positioning method for read light thereof
#20Holographic recording medium and holographic recording process using the same
#21Shape-limitless optical media
#22OPTICAL DISK SUBSTRATE AND OPTICAL DISK
#23Optical disc having a reduced planar thickness
#24Optical data recording disc with protrusion between clamping area and center hole
#25Apparatus for tilt correction of an informtion carrier
#26Information storage system and method
#27Optical disc and method of protecting same
#28Optical disk and optical disk recording device
#29Optical disc and method of protecting same
#30Recording medium, method of recording identification information thereof, and recording/reproducing method thereof