Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8529651 | Process for the production of metal oxide and metalloid oxide dispersions | Wolfgang Lortz, Christoph Batz-Sohn, Gabriele Perlet, Werner Will | 2013-09-10 |
| 7985792 | Dispersion of aluminium oxide | Heinz Lach, Thomas Scharfe | 2011-07-26 |
| 7722849 | Pyrogenic silicon dioxide and a dispersion thereof | Martin Moerters, Helmut Mangold, Monika Oswald, Kai Schumacher, Heinz Lach | 2010-05-25 |
| 7572854 | Dispersion of aluminium oxide | Heinz Lach, Thomas Scharfe | 2009-08-11 |
| 7374787 | Stabilized, aqueous silicon dioxide dispersion | Wolfgang Lortz, Christoph Batz-Sohn, Gabriele Perlet, Werner Will, Peter Neugebauer | 2008-05-20 |
| 7069746 | Method for producing ultra-high purity, optical quality glass articles | Monika Oswald, Jurgen Meyer | 2006-07-04 |
| 6890873 | Glass prepared from pyrogenically prepared silicon dioxide | Monika Oswald, Klaus Deller | 2005-05-10 |
| 6849114 | Dispersion comprising silicon/titanium mixed oxide powder, and green bodies and shaped glass articles produced therefrom | Monika Oswald, Klaus Deller, Helmut Mangold, Rolf Clasen, Markus Hornfeck | 2005-02-01 |
| 6796143 | Process for producing SiO2-TiO2 glasses having a low coefficient of thermal expansion | Rolf Clasen, Helmut Mangold, Klaus Deller, Christine Wagner | 2004-09-28 |
| 6679945 | Pyrogenically prepared silicon dioxide | Monika Oswald, Klaus Deller | 2004-01-20 |