Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9540247 | Higly dispersible silica for using in rubber | Oleg Stenzel, Anke Blume, Hans-Detlef Luginsland, Andre Wehmeier | 2017-01-10 |
| 8986442 | Specially precipitated silicic acids for rubber applications | Hans-Detlef Luginsland, Andre Wehmeier, Oleg Stenzel | 2015-03-24 |
| 8597425 | Highly dispersible silica for using in rubber | Oleg Stenzel, Anke Blume, Hans-Detlef Luginsland, Andre Wehmeier | 2013-12-03 |
| 8017098 | Aluminum-containing precipitated silicic acid having an adjustable BET/CTAB ratio | Herbert Thoma, Anke Blume | 2011-09-13 |
| 7855248 | Highly dispersible precipitated silica | Oleg Stenzel, Hans-Detlef Luginsland, Andre Wehmeier | 2010-12-21 |
| 7790131 | High-surface precipitation silica acids | Oleg Stenzel, Hans-Detlef Luginsland, Andre Wehmeier | 2010-09-07 |
| 7628971 | Highly dispersible precipitated silica having a high surface area | Oleg Stenzel, Hans-Detlef Luginsland, Andre Wehmeier | 2009-12-08 |
| 7608234 | Precipitated silicas with particular pore size distribution | Oleg Stenzel, Hans-Detlef Luginsland, Andre Wehmeier | 2009-10-27 |
| 7566433 | Precipitated silicas with a particular pore size distribution | Oleg Stenzel, Anke Blume, Hans-Detlef Luginsland, Ralf Schmoll, Herbert Thoma +1 more | 2009-07-28 |
| 6960251 | Inhomogeneous silicas as carrier material | Ralf Schmoll, Claus-Peter Drexel | 2005-11-01 |
| 6702887 | Inhomogeneous silicas for elastomer compounds | Ralf Schmoll, Anke Blume, Detlef Luginsland | 2004-03-09 |
| 6613309 | Inhomogeneous silicas in dental care compositions | Ralf Schmoll, Arnold Storeck | 2003-09-02 |
| 6268424 | Precipitated silicic acid | Anke Blume, Burkhard Freund, Bernhard Schwaiger, Mustafa Siray | 2001-07-31 |
| 6180076 | Readily dispersible precipitated silica | Mustafa Siray, Anke Blume, Burkhard Freund | 2001-01-30 |