Yoshihiro Iwasawa

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Funabashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing n-alkylpyrazoles
- Patent number 5,391,760
- Issue date Feb 21, 1995
- Nissan Chemical Industries Ltd.
- Hiroshi Murakami
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Halogeno-4-methylpyrazoles
- Patent number 5,220,028
- Issue date Jun 15, 1993
- Nissan Chemical Industries, Ltd.
- Yoshihiro Iwasawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing N-alkylpyrazoles
- Patent number 5,153,329
- Issue date Oct 6, 1992
- Nissan Chemical Industries Ltd.
- Hiroshi Murakami
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrazolesulfonylurea derivatives, preparation thereof, herbicide co...
- Patent number 4,954,164
- Issue date Sep 4, 1990
- Nissan Chemical Industries, Ltd.
- Fumio Suzuki
- C07 - ORGANIC CHEMISTRY