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Ryousuke Nara
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Sodegaura-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Imide compound and optical recording media made by using the same
Patent number
7,405,030
Issue date
Jul 29, 2008
Mitsui Chemicals, Inc.
Akira Ogiso
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording medium and novel azaporphyrin compounds
Patent number
6,969,764
Issue date
Nov 29, 2005
Mitsui Chemicals, Inc.
Akira Ogiso
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
Imide compound and optical recording media made by using the same
Publication number
20070259151
Publication date
Nov 8, 2007
Mitsui Chemicals, Inc.
Akira Ogiso
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Rewritable optical information recording medium, recording and repr...
Publication number
20060088786
Publication date
Apr 27, 2006
Sakuya Tamada
G11 - INFORMATION STORAGE
Information
Patent Application
Imide compound and optical recording media made by using the same
Publication number
20050208425
Publication date
Sep 22, 2005
Akira Ogiso
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Optical recording medium and novel azaporphyrin compounds
Publication number
20030194646
Publication date
Oct 16, 2003
Akira Ogiso
G11 - INFORMATION STORAGE
Information
Patent Application
Optical information recording medium
Publication number
20030118937
Publication date
Jun 26, 2003
Ryousuke Nara
C07 - ORGANIC CHEMISTRY