Toshihiko Sumida

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Ube, JP

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst for decarbonylation reaction
- Patent number 5,892,091
- Issue date Apr 6, 1999
- Ube Industries, Ltd.
- Katsumasa Harada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of diaryl carbonate
- Patent number 5,648,510
- Issue date Jul 15, 1997
- Ube Industries, Ltd.
- Katsumasa Harada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing diol compounds
- Patent number 5,536,888
- Issue date Jul 16, 1996
- Ube Industries, Ltd.
- Yasushi Shiomi
- C07 - ORGANIC CHEMISTRY