Stefan Kettelhoit

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Leverkusen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Osmotic medicament releasing system
- Patent number 6,294,201
- Issue date Sep 25, 2001
- Bayer Aktiengesellschaft
- Stefan Kettelhoit
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Medicament formulation with a controlled release of an active agent
- Patent number 6,270,799
- Issue date Aug 7, 2001
- Bayer Aktiengesellscahft
- Hans-Martin Siefert
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for the preparation of medicament formulations with control...
- Patent number 5,707,655
- Issue date Jan 13, 1998
- Bayer Aktiengesellschaft
- Venkata-Rangarao Kanikanti
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE