Akira Ishikawa

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Ube, JP

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Patents Grantslast 30 patents

Information Patent Grant
Preparation of tetraester of 3, 3′, 4, 4′, - biphen...
- Patent number 6,191,305
- Issue date Feb 20, 2001
- Ube Industries, Ltd.
- Akira Ishikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of recovering palladium catalyst
- Patent number 4,895,596
- Issue date Jan 23, 1990
- UBE Industries, Ltd.
- Katsuo Imatani
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...