Hans-Peter Schar

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Aesch, CH

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Patents Grantslast 30 patents

Information Patent Grant
Microbial process for the preparation of milbemycin derivatives
- Patent number 5,183,749
- Issue date Feb 2, 1993
- Sankyo Company, Ltd.
- Gerado Ramos
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of hydroxy acids
- Patent number 5,098,841
- Issue date Mar 24, 1992
- Ciba-Geigy Corporation
- Oreste Ghisalba
- C07 - ORGANIC CHEMISTRY