Metal matrix compositions for substrates used to make magnetic d

Metal salt activators for use in leuco dye compositions

Metal-clad ceramic-metal matrix composites for magnetic disk sub

Metal-containing azo compound and optical recording media

Metallized information carrying discs

Metallized video disc having an insulating layer thereon

Method and apparatus for multilayer optical articles

Method and apparatus for producing optical recording media...

Method and means for reducing undesirable effects of dirt partic

Method for controlling the bonding layer thickness in an...

Method for evaluating optical information medium and optical...

Method for forming a protective barrier layer on an optical memo

Method for forming light-transmitting cover layer for...

Method for forming protective layer on a flexible magnetic disc

Method for improving performance of thin film recording...

Method for improving the flatness of glass disk substrates

Method for making a stamper for use in making a substrate...

Method for making highly colored DVDs

Method for making optical information medium and optical...

Method for manufacturing a molding tool used for sustrate...