Phase-change type optical storage medium having multiple...
Plastic clamp with hub and platter for use in disc drive
Plastic clamp with hub and platter for use in disc drive
Plastic hub containing a magnetic material and method of its man
Playback system for an optical disc presenting a character or a
Polarization of a reflected light beam is changed according to t
Position controlling mechanism for a disc cartridge
Position detection device, position detection method,...
Pre-format configuration of optical disks and method of data pro
Pre-formatted linear optical data storage medium
Pre-formatted linear optical data storage medium
Pre-formatted moth-eye type optical data storage member and meth
Pre-formatting for optical recording medium having...
Pre-recorded compact disc and copy-limit method thereof
Pre-recording type optical recording medium with surface...
Preformatted information medium and optical reader device
Pregrooved optical-disk
Pressurized disk drive interior for air cooling and dust prevent
Process and system for optical recording and reading on a mobile
Process for producing a low hygroscopic methacrylic resin and in