Kentaro Hiraga

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Nagaokakyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pyrrols [3,4-8]pyrazine derivatives, their production and use as an...
- Patent number 4,879,293
- Issue date Nov 7, 1989
- Takeda Chemical Industries, Ltd.
- Kentaro Hiraga
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,3-dithiolano-, 1,4-dithiino- and 1,4-dithiepino[2,3-C]pyrrole der...
- Patent number 4,788,191
- Issue date Nov 29, 1988
- Takeda Chemical Industries, Ltd.
- Kentaro Hiraga
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Condensed pyrrolinone derivatives, their production and use
- Patent number 4,590,189
- Issue date May 20, 1986
- Takeda Chemical Industries, Ltd.
- Kentaro Hiraga
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acaricidal agents
- Patent number 4,324,795
- Issue date Apr 13, 1982
- Takeda Chemical Industries, Ltd.
- Tetsuo Okauchi
- C07 - ORGANIC CHEMISTRY