Peter Esser

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Holzminden, DE

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Patents Grantslast 30 patents

Information Patent Grant
Ethylvanillin isobutyrate
- Patent number 5,874,398
- Issue date Feb 23, 1999
- Haarmann & Reimer GmbH
- Horst Surburg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the photooxidation of terpene olefins
- Patent number 5,620,569
- Issue date Apr 15, 1997
- Haarmann & Reimer GmbH
- Hans-Dieter Scharf
- C07 - ORGANIC CHEMISTRY