SK

Stefan Köhler

CG Construction Research & Technology Gmbh: 1 patents #160 of 338Top 50%
Overall (All Time): #3,177,477 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8545620 Cement accelerator Karl Frenkenberger, Thomas Heichele, Klaus-Dieter Hötzl, Patrick Weiss, Alexander Dressen 2013-10-01