HK

Hans Kratzer

BH Bayer Healthcare: 6 patents #1,523 of 8,007Top 20%
📍 Wuppertal, DE: #319 of 1,656 inventorsTop 20%
Overall (All Time): #893,707 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4898974 Production of 3,3-dimethyl-2-oxo-butyric acid salt Karlfried Dickore, Hans D. Engels, Walter Merz 1990-02-06
4564704 Production of 3,3-dimethyl-2-oxo-butyric acid salt Karlfried Dickore, Hans D. Engels, Walter Merz 1986-01-14
4360479 Process for the preparation of acyl cyanide compounds Kurt Findeisen, Manfred Lenthe 1982-11-23
4328340 Preparation of 4-amino-6-tert.-butyl-3-alkylthio-1,2,4-triazin-5-(4H)-ones Gerhard Bonse, Heinz U. Blank 1982-05-04
4315094 Preparation of 4-amino-6-tert.-butyl-3-alkylthio-1,2,4-triazin-5(4H)-one Gerhard Bonse, Heinz U. Blank 1982-02-09
4309538 Preparation of 4-amino-6-tert.-butyl-3-alkylthio-1,2,4-triazin-5(4H)-ones Thomas Schmidt, Andreas Wittig, Hans P. Sehnem, Rolf-Jurgen Singer 1982-01-05