Disc base and mold for molding the disc base

Disc cartridge

Disc cartridge

Disc drive flex assembly having a low particulating circuit boar

Disc having relief pattern and transprint method thereof

Disc medium substrate and disc device

Disc metal mold and recorded disc

Disc recording medium and method of fabricating the same

Disc substrate used for an optical disc and a molding die for mo

Disc substrates for information recording discs and magnetic...

Disc type magnetic recording medium

Disc-like magnetic recording medium

Disc-shaped carrier body for a recording medium and method for m

Disc-shaped high-density recording mediums

Disc-shaped information carrier having a high storage density

Disc-shaped magnetic recording medium

Disc-shaped recording medium

Disc-shaped recording medium with a protective film

Disk for magnetic recording

Disk method for producing the same and device for carrying...