HR

Helmut Roth

EG Evonik Degussa Gmbh: 3 patents #409 of 1,853Top 25%
DA Degussa Ag: 1 patents #925 of 2,007Top 50%
EG Evonik Operations Gmbh: 1 patents #547 of 1,233Top 45%
📍 Mainaschaff, DE: #3 of 27 inventorsTop 15%
Overall (All Time): #951,748 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11242259 Method for producing silicic acid with variable thickening Christian Schulze Isfort, Rainer Golchert, Andreas Hille, Kai Schumacher 2022-02-08
10280088 Method for producing silicic acid with variable thickening Christian Schulze Isfort, Rainer Golchert, Andreas Hille, Kai Schumacher 2019-05-07
8535633 Process for the production of doped metal oxide particles Kai Schumacher, Rainer Golchert, Harald Alff, Matthias Rochnia 2013-09-17
7862797 Mixed oxide powder comprising alkali metal oxide, and silicone rubber comprising this powder Kai Schumacher, Rainer Golchert, Helmut Mangold, Mario Scholz 2011-01-04
7658907 Titanium-aluminium mixed oxide powder Kai Schumacher, Roland Schilling, Harald Alff 2010-02-09