HH

Helmut Hagen

Basf Se: 3 patents #43 of 425Top 15%
📍 Bischofswerda, DE: #6 of 31 inventorsTop 20%
Overall (1982): #4,847 of 81,411Top 6%
3
Patents 1982

Issued Patents 1982

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4353917 Amino derivatives of 2-methyl-5-(2-hydroxystyryl)-1,3,4-thiadiazole, their preparation, and formulations containing these compounds Fritz-Frieder Frickel, Peter C. Thieme, Albrecht Franke, Dieter Lenke, Josef Gries 1982-10-12
4324793 4-Nitro-2-trichloromethylphenyl disulfides Wolfgang Reuther, Ernst-Heinrich Pommer 1982-04-13
4315869 Preparation of .alpha.,.beta.-unsaturated nitriles Franz Merger, Hans-Martin Hutmacher 1982-02-16