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Teruki Kitayama
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Oume, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Glass substrate for information recording medium and magnetic recor...
Patent number
6,187,441
Issue date
Feb 13, 2001
Hoya Corporation
Kunio Takeuchi
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Sheet glass flattening method, method of manufacturing an informati...
Patent number
5,916,656
Issue date
Jun 29, 1999
Hoya Corporation
Teruki Kitayama
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method of manufacturing a magnetic recording disk using glass subst...
Patent number
5,725,625
Issue date
Mar 10, 1998
Hoya Corporation
Teruki Kitayama
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method of manufacturing a magnetic recording disk
Patent number
5,681,609
Issue date
Oct 28, 1997
Hoya Corporation
Teruki Kitayama
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Sheet glass flattening method, method of manufacturing glass substr...
Patent number
5,654,057
Issue date
Aug 5, 1997
Hoya Corporation
Teruki Kitayama
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
Information
Patent Application
Method and apparatus of fabricating glass molded article, method of...
Publication number
20020009602
Publication date
Jan 24, 2002
HOYA CORPORATION
Teruki Kitayama
C03 - GLASS MINERAL OR SLAG WOOL