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Tetsuo Ota
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Kyoto, JP
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last 30 patents
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Patent Grant
Process for preparing ruthenium-phosphine complex
Patent number
5,919,962
Issue date
Jul 6, 1999
Takasago International Corporation
Noboru Sayo
C07 - ORGANIC CHEMISTRY
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Patent Grant
Optically active asymmetric diphosphine and process for producing o...
Patent number
5,648,548
Issue date
Jul 15, 1997
Takasago International Corporation
Hidemasa Takaya
C07 - ORGANIC CHEMISTRY