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Ingrid Wesselkamp
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Hamburg, DE
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last 30 patents
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Patent Grant
Dressing
Patent number
6,822,132
Issue date
Nov 23, 2004
Beiersdorf AG
Helge Ahrens
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Surgical material
Patent number
4,902,728
Issue date
Feb 20, 1990
Beiersdorf Aktiengesellschaft
Hanns Pietsch
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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last 30 patents
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Patent Application
Dressing
Publication number
20020156411
Publication date
Oct 24, 2002
Beiersdorf Aktiengesellschaft
Helge Ahrens
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE