Akihiro Takazawa

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polyalkoxysiloxane and process for its production
- Patent number 6,258,969
- Issue date Jul 10, 2001
- Mitsubishi Chemical Corporation
- Takeshi Sawai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Silica gel, synthetic quartz glass powder and shaped product of qua...
- Patent number 6,225,245
- Issue date May 1, 2001
- Mitsubishi Chemical Corporation
- Akira Utsunomiya
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for producing a high purity synthetic quartz
- Patent number 6,131,409
- Issue date Oct 17, 2000
- Mitsubishi Chemical Corporation
- Yoshio Katsuro
- C01 - INORGANIC CHEMISTRY