Hansjorg Heller

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Riehen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Light protection agents
- Patent number 4,127,586
- Issue date Nov 28, 1978
- Ciba-Geigy Corporation
- Jean Rody
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Polymeric malonates
- Patent number 3,943,106
- Issue date Mar 9, 1976
- Ciba-Geigy Corporation
- Andreas Schmidt
- C07 - ORGANIC CHEMISTRY