Takayuki Shimakawa

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Koriyama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Synthetic quartz glass blank
- Patent number 6,761,951
- Issue date Jul 13, 2004
- Shin-Etsu Chemical Co., Ltd.
- Hisatoshi Otsuka
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Synthetic quartz glass blank
- Publication number 20030138587
- Publication date Jul 24, 2003
- Hisatoshi Otsuka
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...