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Yoko Itagaki
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Saitama, JP
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last 30 patents
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Patent Grant
Kit for contact lens sterilization and method for contact lens ster...
Patent number
4,976,921
Issue date
Dec 11, 1990
Hoya Corporation
Yoko Itagaki
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Kit for contact lens cleaning and method for contact lens cleaning
Patent number
4,780,152
Issue date
Oct 25, 1988
Hoya Corporation
Yoko Itagaki
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE