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Ludwig Roselius
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Bremen, DE
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last 30 patents
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Patent Grant
Method for the selective extraction of caffeine from vegetable mate...
Patent number
4,255,458
Issue date
Mar 10, 1981
Hag Aktiengesellschaft
Ludwig Roselius
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Patent Grant
Process of extracting stimulants from coffee
Patent number
4,168,324
Issue date
Sep 18, 1979
HAG Aktiengesellschaft
Ludwig Roselius
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES