Franz Etzweiler

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Greifensee, CH

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Patents Grantslast 30 patents

Information Patent Grant
Cyclic compounds
- Patent number 5,525,589
- Issue date Jun 11, 1996
- Givaudan-Roure Corporation
- Franz Etzweiler
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acetyl-tri-and-tetramethyl-octahydronaphthalenes and fragrance comp...
- Patent number 5,214,160
- Issue date May 25, 1993
- Givaudan Corporation
- Franz Etzweiler
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acetyl-tri-and-tetramethyl-octahydronaphthalenes and fragrance comp...
- Patent number 5,180,709
- Issue date Jan 19, 1993
- Givaudan-Roure Corporation
- Franz Etzweiler
- C07 - ORGANIC CHEMISTRY