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Seiichi Ikeda
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Kawasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical integrated device
Patent number
7,267,492
Issue date
Sep 11, 2007
Fujitsu Limited
Seiichi Ikeda
G02 - OPTICS
Information
Patent Grant
Faraday rotator
Patent number
6,392,784
Issue date
May 21, 2002
Fujitsu Limited
Seiichi Ikeda
G02 - OPTICS
Information
Patent Grant
Variable optical attenuator utilizing Faraday effect
Patent number
6,384,957
Issue date
May 7, 2002
Fujitsu Limited
Seiichi Ikeda
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Optical integrated device
Publication number
20060104575
Publication date
May 18, 2006
FUJITSU LIMITED
Seiichi Ikeda
G02 - OPTICS
Information
Patent Application
Optical device and manufacturing method thereof
Publication number
20060024593
Publication date
Feb 2, 2006
FUJITSU LIMITED
Shinji Maruyama
G02 - OPTICS