Yumi Yokoyama

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Ibaraki-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
HPLC apparatus for fractioning and preparing sample for NMR spectro...
- Patent number 6,498,040
- Issue date Dec 24, 2002
- Eisai Co., Ltd.
- Yumi Yokoyama
- G01 - MEASURING TESTING