Winfried Fischer

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Cologne, DE

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Patents Grantslast 30 patents

Information Patent Grant
Thermoplastic moulding compositions of cellulose ester graft copoly...
- Patent number 4,360,635
- Issue date Nov 23, 1982
- Bayer Aktiengesellschaft
- Heinrich Alberts
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermoplastic moulding compositions of cellulose esters
- Patent number 4,357,267
- Issue date Nov 2, 1982
- Bayer Aktiengesellschaft
- Heinrich Alberts
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyvinyl chloride-polycarbonate alloys
- Patent number 4,239,861
- Issue date Dec 16, 1980
- Bayer Aktiengesellschaft
- Hans-Eberhard Braese
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Contact lenses formed of mixtures of cellulose esters and ethylene/...
- Patent number 4,193,897
- Issue date Mar 18, 1980
- Bayer Aktiengesellschaft
- Frank Wingler
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...