Karlheinz Janzon

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Gelnhausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Doped, pyrogenically prepared oxides
- Patent number 6,613,300
- Issue date Sep 2, 2003
- Degussa AG
- Helmut Mangold
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Doped, pyrogenically prepared oxides
- Patent number 6,328,944
- Issue date Dec 11, 2001
- Degussa AG
- Helmut Mangold
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pyrogenic oxides and a process for their preparation
- Patent number 6,063,354
- Issue date May 16, 2000
- Degussa Aktiengesellschaft
- Helmut Mangold
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Doped, pyrogenically prepared oxides
- Publication number 20020035950
- Publication date Mar 28, 2002
- Helmut Mangold
- C01 - INORGANIC CHEMISTRY