Masayuki Oku

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Wakayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing nitrile
- Patent number 6,320,067
- Issue date Nov 20, 2001
- Kao Corporation
- Masayuki Oku
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing isochroman compounds
- Patent number 5,912,362
- Issue date Jun 15, 1999
- Kao Corporation
- Shigeyoshi Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing nitrile
- Patent number 5,514,830
- Issue date May 7, 1996
- Kao Corporation
- Masayuki Oku
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing nitrile
- Patent number 5,457,222
- Issue date Oct 10, 1995
- Kao Corporation
- Masayuki Oku
- C07 - ORGANIC CHEMISTRY