Werner Skrypzak

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Liederbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Pearlescent dispersions comprising fatty acid glycol ester and non-...
- Patent number 5,403,508
- Issue date Apr 4, 1995
- Hoechst AG
- Alwin Reng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of increasing viscosity with fatty acid-modified polyesters...
- Patent number 4,853,430
- Issue date Aug 1, 1989
- Hoechst Aktiengesellschaft
- Herbert Stuhler
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for the preparation of copolymers
- Patent number 4,722,958
- Issue date Feb 2, 1988
- Cassella Aktiengesellschaft
- Josef Sauer
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Nonionic fluent pearl luster dispersions
- Patent number 4,654,163
- Issue date Mar 31, 1987
- Hoechst Aktiengesellschaft
- Jochen M. Quack
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pearlescent dispersion with good flow properties and a low surfacta...
- Patent number 4,620,976
- Issue date Nov 4, 1986
- Hoechst Aktiengesellschaft
- Jochen M. Quack
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE