Stock material or miscellaneous articles – Magnetic recording component or stock – Magnetic recording media substrate
Reexamination Certificate
2007-04-24
2007-04-24
Rickman, Holly (Department: 1773)
Stock material or miscellaneous articles
Magnetic recording component or stock
Magnetic recording media substrate
C501S011000
Reexamination Certificate
active
10437430
ABSTRACT:
A substrate for a magnetic recording medium made of a glass or crystallized glass which has a specified spectral light transmittance and a process for producing an information recording medium.
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patent: 8-104528 (1996-04-01), None
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patent: 2001-043530 (2001-02-01), None
patent: 180969 (2001-07-01), None
Machine translation of JP 08-104528, Hoya Corp, Apr. 1996.
Horikawa Jun-ichi
Ikenishi Mikio
Yamanaka Kenji
Zou Xuelu
Hoya Corporation
Rickman Holly
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