Inventor
KITAYAMA TERUKI
JP5 patents
Patents
5 patentsUS5654057AAug 5, 1997
Sheet glass flattening method, method of manufacturing glass substrate for an information recording disk using flattened glass, method of manufacturing a magnetic recording disk using glass substrate, and magnetic recording medium
HOYA CORP143 citations97
US6187441B1Feb 13, 2001
Glass substrate for information recording medium and magnetic recording medium having the substrate
HOYA CORP76 citations95
US5725625AMar 10, 1998
Method of manufacturing a magnetic recording disk using glass substrate
HOYA CORP76 citations94
US5916656AJun 29, 1999
Sheet glass flattening method, method of manufacturing an information recording glass substrate using flattened glass, method of manufacturing a magnetic disk using glass substrate, and magnetic recording medium
HOYA CORP47 citations93
US5681609AOct 28, 1997
Method of manufacturing a magnetic recording disk
HOYA CORP22 citations91