KS

Kurt Spitznagel

DA Degussa Ag: 2 patents #606 of 2,007Top 35%
EG Evonik Degussa Gmbh: 1 patents #940 of 1,853Top 55%
Overall (All Time): #1,551,735 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8163080 Fumed silanized and ground silica Juergen Meyer, Guenther Michael, Tina Gross 2012-04-24
7303624 Structurally coated silica Jurgen Meyer, Hans-Dieter Christian 2007-12-04
7285330 Texture-coated silica Jurgen Meyer, Hans-Dieter Christian 2007-10-23