EL

Ernst I. Leupold

Hoechst Gmbh: 2 patents #87 of 606Top 15%
📍 Neu-Anspach, DE: #1 of 5 inventorsTop 20%
Overall (1994): #34,525 of 165,921Top 25%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5367104 Process for the purification of organic compounds contaminated by dissolved metal compounds Udo Dettmeier, Gustav Gimpel, Walter Reimann 1994-11-22
5292626 Developer composition for irradiated, radiation-sensitive positive-working, negative-working and reversible reprographic layers Gerhard Buhr, Andreas Elsaesser, Hans W. Frass 1994-03-08