Wolfgang Friedrichs

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Koln, DE

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Patents Grantslast 30 patents

Information Patent Grant
Foam materials resistant to high temperatures
- Patent number 10,526,463
- Issue date Jan 7, 2020
- Covestro Deutschland AG
- Florian Hupka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method and device for producing polyurethanes containing filling ma...
- Patent number 6,353,053
- Issue date Mar 5, 2002
- Bayer Aktiengesellschaft
- Wolfgang Friedrichs
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
FOAM MATERIALS RESISTANT TO HIGH TEMPERATURES
- Publication number 20180312655
- Publication date Nov 1, 2018
- COVESTRO DEUTSCHLAND AG
- Florian HUPKA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...