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Masayuki Tazawa
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Yokosuka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor laser apparatus, information recording/reproduction a...
Patent number
6,888,861
Issue date
May 3, 2005
Kabushiki Kaisha Toshiba
Toyoki Taguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor laser control circuit, semiconductor laser apparatus,...
Patent number
6,345,062
Issue date
Feb 5, 2002
Kabushiki Kaisha Toshiba
Toyoki Taguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor laser driving circuit, semiconductor laser device, im...
Patent number
6,111,901
Issue date
Aug 29, 2000
Kabushiki Kaisha Toshiba
Toyoki Taguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor laser driving circuit, semiconductor laser device, im...
Patent number
5,848,044
Issue date
Dec 8, 1998
Kabushiki Kaisha Toshiba
Toyoki Taguchi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor laser apparatus, information recording/reproduction a...
Publication number
20020057721
Publication date
May 16, 2002
Toyoki Taguchi
H01 - BASIC ELECTRIC ELEMENTS