Burns, Doane, Swecker & Mathis, LLP
Glass composition for crystallized glass
A polished glass disk medium substrate suitable for use as a substrate for a hard disk, a hard disk containing the substrate and methods for making the substrate. The substrate containing glass forming raw materials may be formed so as to have a Young's modulus of 110 or higher.
Minolta Co., Ltd.
C C C
C03C C03C C03C
inventional inventional inventional
Hideki Toshiharu Hiroshi Hideki Kazuhiko
Kawai Mori Yuki Nagata Ishimaru