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Masuhiro Syouji
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Fukushima, JP
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last 30 patents
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Patent Grant
Near-infrared-absorbing composition and optical material
Patent number
7,067,074
Issue date
Jun 27, 2006
Kureha Corporation
Tsukasa Ikeda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Patent Grant
Optical filter and process for producing the same
Patent number
7,025,908
Issue date
Apr 11, 2006
Kureha Corporation
Naoki Hayashi
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
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Patent Application
Near-infrared-absorbing composition and optical material
Publication number
20030160217
Publication date
Aug 28, 2003
Tsukasa Ikeda
G02 - OPTICS