Atukazu Iwata

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Patents Grantslast 30 patents

Information Patent Grant
Method for purifying O, S-dimethyl N-acetylphosphoramidothioate
- Patent number 5,684,174
- Issue date Nov 4, 1997
- Sumitomo Chemical Company, Limited
- Yoji Sakito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for purifying O,S-dimethyl N-acetylphosphoramidothioate
- Patent number 5,616,769
- Issue date Apr 1, 1997
- Sumitomo Chemical Company, Limited
- Yoji Sakito
- C07 - ORGANIC CHEMISTRY