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Eiji Ueda
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Kyoto, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical recording medium having servo area and groove section
Patent number
7,167,436
Issue date
Jan 23, 2007
Canon Kabushiki Kaisha
Osamu Koyama
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Information
Patent Grant
Optical disk and optical disk apparatus
Patent number
6,549,498
Issue date
Apr 15, 2003
Matsushita Electric Industrial Co., Ltd.
Takashi Inoue
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Patents Applications
last 30 patents
Information
Patent Application
Semiconductor memory card
Publication number
20070130425
Publication date
Jun 7, 2007
Eiji Ueda
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disc tracking control device, tracking control method, and...
Publication number
20060044962
Publication date
Mar 2, 2006
Kenzo Ishibashi
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Information
Patent Application
Optical recording medium and misalignment measuring instrument
Publication number
20040100887
Publication date
May 27, 2004
Eiji Ueda
G11 - INFORMATION STORAGE
Information
Patent Application
Optical recording medium having servo area and groove section
Publication number
20030214901
Publication date
Nov 20, 2003
Canon Kabushiki Kaisha
Osamu Koyama
G11 - INFORMATION STORAGE
Information
Patent Application
Tracking error signal detector
Publication number
20020181351
Publication date
Dec 5, 2002
Eiji Ueda
G11 - INFORMATION STORAGE