Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11434146 | Method for producing metal oxides by means of spray pyrolysis | Peter Kress, Armin Wiegand, Harald Alff, Michael Hagemann | 2022-09-06 |
| 10384940 | Process for producing metal oxide powders by means of flame spray pyrolysis | Peter Kress, Harald Alff, Tobias RENGER, Armin Wiegand | 2019-08-20 |
| 10204723 | Iron-silicon oxide particles having an improved heating rate | Harald Alff, Peter Albers, Harald Herzog, Peter Kress | 2019-02-12 |
| 9290641 | Composite material comprising polyethylene and magnetic particles | Harald Herzog, Konrad Rockstein, Aristidis Ioannidis | 2016-03-22 |
| 8906983 | Iron-silicon oxide particles having an improved heating rate in an alternating magnetic and electromagnetic field | Peter Kress, Peter Albers, Harald Herzog | 2014-12-09 |
| 8877835 | Heat-activatable free-radical initiators and composite material which comprises magnetic particles | Harald Herzog, Konrad Rockstein, Martin Kunz, Iris Nagl, Hanno Christian Wolf | 2014-11-04 |
| 8845919 | Iron-silicon oxide particles with a core-shell structure | Harald Herzog, Peter Kress, Armin Wiegand | 2014-09-30 |
| 8545788 | Low-surface area fumed silicon dioxide powder | Guido Zimmermann, Horst Miess, Witold Katerinak, Martin Moerters | 2013-10-01 |
| 8048398 | Process for preparing mixed metal oxide powders | Guido Zimmermann, Michael Kraemer, Peter Kress, Horst Miess | 2011-11-01 |
| 8008201 | Aqueous cerium oxide dispersion | Michael Kröll, Stefan Heberer, Michael Kramer, Wolfgang Lortz | 2011-08-30 |
| 7968070 | Process for the production of metal oxide powders | Michael Kraemer, Michael Kroell, Peter Kress, Edwin Staab | 2011-06-28 |
| 7731869 | Stabilised aluminium zirconium mixed oxide powder | Juergen Meyer, Horst Miess, Monika Oswald, Matthias Rochnia | 2010-06-08 |
| 7718261 | Nanoscale zinc oxide, process for its production and use | Gunther Michael, Peter Kress, Geoffrey Varga, Edwin Staab, Winfried Weber | 2010-05-18 |
| 7608306 | Method for the production of anti-statically coated moulded body | Thomas Hasskerl, Patrick Becker, Rolf Neeb, Ghirmay Seyoum | 2009-10-27 |
| 7553465 | Cerium oxide powder and cerium oxide dispersion | Michael Kroell, Michael Kraemer, Stefan Heberer, Edwin Staab, Guenther Michael | 2009-06-30 |
| 7510693 | Process for the production of metal oxide powders | Michael Kraemer, Michael Kroell, Peter Kress, Edwin Staab | 2009-03-31 |
| 7465431 | Nanoscalar pyrogenically produced yttrium-zirconium mixed oxide | Gunther Michael, Klaus Deller, Thomas Hennig, Susanne Reinhart, Andrea Tietze | 2008-12-16 |
| 7374743 | Nanoscale indium tin mixed oxide powder | Guenther Michael, Peter Kress, Andreas Gutsch, Friedrich Georg Schmidt, Thomas Hasskerl | 2008-05-20 |
| 7371337 | Zinc oxide powder aggregates present in circular, ellipsoidal, linear and branched form | Michael Kraemer, Peter Kress, Horst Miess, Guido Zimmermann, Peter Albers | 2008-05-13 |
| 7365101 | Dispersion of pyrogenically produced cerium oxide | Michael Kröll, Gunther Michael, Rainer Hahn, Stefan Heberer, Ralph Brandes | 2008-04-29 |
| 7264787 | Cerium oxide powder | Stefan Heberer, Michael Kraemer, Peter Kress, Michael Kroell, Edwin Staab | 2007-09-04 |
| 7235298 | Doped zinc oxide powder, process for its preparation, and its use | Guenther Michael, Peter Kress, Guido Zimmermann, Andreas Gutsch, Geoffrey Varga | 2007-06-26 |
| 6613300 | Doped, pyrogenically prepared oxides | Helmut Mangold, Rainer Golchert, Karlheinz Janzon | 2003-09-02 |
| 6387346 | Process for producing hydrogen peroxide by direct synthesis | Birgit Bertsch-Frank, Ina Hemme, Lukas Von Hoppel, Jurgen Rollmann | 2002-05-14 |
| 6328944 | Doped, pyrogenically prepared oxides | Helmut Mangold, Rainer Golchert, Karlheinz Janzon | 2001-12-11 |