Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624214 | Rubber compositions containing preciptated organosilicon particles having a core and a shell | Rene Jean Zimmer, Wolfgang Lauer, Marc Weydert, Friedrich Visel | 2003-09-23 |
| 6527022 | Pneumatic tire having a tread containing a metal oxide aerogel | Friedrich Visel, Thierry Florent Edme Materne, Rene Jean Zimmer | 2003-03-04 |
| 6506829 | Rubber composition containing two silicas | Thierry Florent Edme Materne, Giorgio Agostini, Friedrich Visel, Rene Jean Zimmer | 2003-01-14 |