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Klaus Bernhard
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Gross-Umstadt, DE
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last 30 patents
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Patent Grant
Grey pigments containing tin
Patent number
5,753,024
Issue date
May 19, 1998
Merck Patent Gesellschaft mit beschrankter Haftung
Reiner Vogt
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Gold pigments
Patent number
5,702,518
Issue date
Dec 30, 1997
Merck Patent Gesellschaft mit ceschrankter Haftung
Reiner Vogt
C01 - INORGANIC CHEMISTRY