Yasuyo Takahata

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing liquid chromatographic packing material
- Patent number 5,134,110
- Issue date Jul 28, 1992
- Chemical Inspection & Testing Institute, Japan
- Yoshihisa Sudo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Partially hydrophilicized silica gel and process for producing the...
- Patent number 4,694,092
- Issue date Sep 15, 1987
- Chemicals Inspection & Testing Institute
- Yasuyo Takahata
- C01 - INORGANIC CHEMISTRY