Akihiro Taguma

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing anthraquinone compounds
- Patent number 4,519,947
- Issue date May 28, 1985
- Sumitomo Chemical Co., Ltd.
- Makoto Hattori
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for producing 1,4-diaminoanthraquinone-2-sulfonic acid
- Patent number 4,510,087
- Issue date Apr 9, 1985
- Sumitomo Chemical Company, Limited
- Makoto Hattori
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...