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Yuvraj Negi
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Tokyo, JP
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last 30 patents
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Patent Grant
Liquid crystal orientation controlling membranes and liquid crystal...
Patent number
5,436,037
Issue date
Jul 25, 1995
Showa Shell Sekiyu Kabushiki Kaisha
Nobuhiro Okabe
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Liquid crystal compound
Patent number
5,328,641
Issue date
Jul 12, 1994
Showa Shell Sekiyu Kabushiki Kaisha
Yoshihiko Aihara
C07 - ORGANIC CHEMISTRY