Junsuke Yagi

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing silica having a low silanol content
- Patent number 5,202,104
- Issue date Apr 13, 1993
- Nitto Chemical Industry Co., Ltd.
- Naotake Watanabe
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for manufacturing high purity silica
- Patent number 4,683,128
- Issue date Jul 28, 1987
- Nitto Chemical Industry Co., Ltd.
- Koichi Orii
- C01 - INORGANIC CHEMISTRY