Yoshihisa Watanabe

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Patents Grantslast 30 patents

Information Patent Grant
Method of alkylating triazine derivatives
- Patent number 6,130,332
- Issue date Oct 10, 2000
- Nissan Chemical Industries, Ltd.
- Norio Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of alkylating of triazine derivatives
- Patent number 5,792,867
- Issue date Aug 11, 1998
- Nissan Chemical Industries, Ltd.
- Norio Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pentacyclic hydrocarbon compound and halogenated pentacyclic hydroc...
- Patent number 5,608,131
- Issue date Mar 4, 1997
- Maruzen Petrochemical Co., Ltd.
- Yoshihisa Watanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-alkylation of heterocyclic, aromatic amines
- Patent number 5,283,341
- Issue date Feb 1, 1994
- Nissan Chemical Industries Ltd.
- Norio Tanaka
- C07 - ORGANIC CHEMISTRY