Pentti Heitala

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Helsinki, FI

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Patents Grantslast 30 patents

Information Patent Grant
Process for production of diacetylrhein
- Patent number 6,624,192
- Issue date Sep 23, 2003
- Madaus AG
- Alfons Carcasona
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for production of diacetylrhein
- Patent number 5,391,775
- Issue date Feb 21, 1995
- Madaus AG
- Alfons Carcasona
- C07 - ORGANIC CHEMISTRY