Koichi Kashiwagi

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Yamaguchi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Preparation of organic phosphonium chloride
- Patent number 6,169,209
- Issue date Jan 2, 2001
- Ube Industries, Ltd.
- Katsumasa Harada
- C07 - ORGANIC CHEMISTRY
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 preparing diaryl carbonate
- Patent number 5,892,089
- Issue date Apr 6, 1999
- Ube Industries, Ltd.
- Katsumasa Harada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing a diaryl carnonate
- Patent number 5,811,573
- Issue date Sep 22, 1998
- UBE Industries, Ltd.
- Keigo Nishihira
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of diaryl carbonate
- Patent number 5,792,883
- Issue date Aug 11, 1998
- Ube Industries, Ltd.
- Katsumasa Harada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing a diaryl carbonate
- Patent number 5,731,453
- Issue date Mar 24, 1998
- UBE Industries, Ltd.
- Keigo Nishihira
- 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