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Tamaki Shimura
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Ibaraki, JP
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last 30 patents
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Patent Grant
Method of inverting polarization by controlling defect density or d...
Patent number
7,446,930
Issue date
Nov 4, 2008
National Institute for Materials Science
Kenji Kitamura
G02 - OPTICS
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last 30 patents
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Patent Application
Method of inverting polarization by controlling defect density or d...
Publication number
20070053054
Publication date
Mar 8, 2007
National Institute for Materials Science
Kenji Kitamura
G02 - OPTICS