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Naomi Saito
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Tokyo, JP
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last 30 patents
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Patent Grant
Oxygen permeable contact lens having high durable hydrophilic surfa...
Patent number
5,910,518
Issue date
Jun 8, 1999
Menicon Co., Ltd.
Kazuhiko Nakada
G02 - OPTICS
Information
Patent Grant
Oxygen permeable contact lens having high durable hydrophilic surfa...
Patent number
5,708,050
Issue date
Jan 13, 1998
Menicon Co., Ltd.
Kazuhiko Nakada
G02 - OPTICS