Toshiyuki Isaka

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Iwakuni, JP

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Patents Grantslast 30 patents

Information Patent Grant
Production process of bisphenol compounds
- Patent number 6,316,677
- Issue date Nov 13, 2001
- Mitsui Chemicals, Inc.
- Masahiro Enna
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing lower olefins
- Patent number 5,475,183
- Issue date Dec 12, 1995
- Mitsui Petrochemical Industries, Ltd.
- Shintaro Araki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of propylene by dehydration of isopropanol in the prese...
- Patent number 5,227,563
- Issue date Jul 13, 1993
- Mitsui Petrochemical Industries, Ltd.
- Hiroshi Fukuhara
- C07 - ORGANIC CHEMISTRY