Multi-phase carbon overcoats for magnetic discs

Multi-stack optical data storage medium and use of such medium

Multilayer seals and method for their production and joining to

Multipack for wound rolls

Naphtholactam dyes and optical recording medium containing these

Nonmetallic composite friction member

Nucleating agents for crystallized glasses, crystallized...

One piece molded picture frame and method of making the same

Optical article having a material capable of undergoing a...

Optical data recording medium

Optical data recording medium

Optical data recording medium

Optical data recording medium and manufacturing method thereof

Optical data recording medium and method of manufacturing the sa

Optical data recording system and method of production of record

Optical data recording system and method of production of...

Optical data storage media

Optical data storage medium

Optical device

Optical disc