DL

Dietrich Langner

Hoechst Gmbh: 1 patents #122 of 471Top 30%
📍 Frankfurt am Main, DE: #30 of 128 inventorsTop 25%
Overall (1989): #120,282 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4822894 Optically active bicyclic imino-alpha-carboxylic esters Rolf Geiger, Volker Teetz, Hansjorg Urbach, Rainer Henning 1989-04-18