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Keita YUGUCHI
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Lead-free glass composition, and glass composite material, glass pa...
Patent number
10,968,135
Issue date
Apr 6, 2021
SHOWA DENKO MATERIALS CO., LTD.
Takashi Naito
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
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Patent Application
Lead-Free Glass Composition, and Glass Composite Material, Glass Pa...
Publication number
20190367405
Publication date
Dec 5, 2019
Hitachi Chemical Company, Ltd.
Takashi NAITO
C03 - GLASS MINERAL OR SLAG WOOL