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Tomoko Kasuga
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Akishima, JP
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last 30 patents
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Patent Grant
Faraday rotation glass
Patent number
5,246,892
Issue date
Sep 21, 1993
Hoya Corporation
Hiroaki Yanagita
C03 - GLASS MINERAL OR SLAG WOOL
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Patent Grant
Glass-ceramic and artificial dental crown formed therefrom
Patent number
5,246,889
Issue date
Sep 21, 1993
Hoya Corporation
Tomoko Kasuga
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Glass-ceramics, process of producing the glass-ceramics and dental...
Patent number
5,066,619
Issue date
Nov 19, 1991
Hoya Corporation
Tomoko Kasuga
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE