Takehiko Tanaka

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Kobe, JA

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of 1-substituted anthraquinones
- Patent number 3,966,775
- Issue date Jun 29, 1976
- Nippon Shokubai Kagaku Kogyo Co., Ltd.
- Akio Fukui
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for the preparation of 5-nitro-1,4-naphthoquinone
- Patent number 3,941,815
- Issue date Mar 2, 1976
- Nippon Shokubai Kagaku Kogyo Co., Ltd.
- Hiroshi Koike
- C07 - ORGANIC CHEMISTRY