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BH Bayer Healthcare: 1 patents #4,623 of 8,007Top 60%
📍 Leverkusen, DE: #993 of 1,687 inventorsTop 60%
Overall (All Time): #3,739,066 of 4,157,543Top 90%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5502173 Process for the preparation of a substituted 2-amino-1-sulphonaphthalene Siegbert Arnold, Richard Sommer 1996-03-26