Hisao Nishiyama

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Toyohashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing cycloalkyl [b]benzofurans
- Patent number 6,323,348
- Issue date Nov 27, 2001
- Toray Industries, Inc.
- Hisao Nishiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of producing optically active material of tricyclic compound
- Patent number 6,103,914
- Issue date Aug 15, 2000
- Toray Industries, Inc.
- Hisao Nishiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
5,6,7-Trinor-4,8-inter-m-phenylene PGI.sub.2 derivatives
- Patent number 4,301,164
- Issue date Nov 17, 1981
- Toray Industries, Inc.
- Kiyotaka Ohno
- C07 - ORGANIC CHEMISTRY