Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6593418 | Silica gel-containing rubber compounds with organosilicon compounds as compounding agent | Thomas Früh, Ludger Heiliger, Kurt Schilling | 2003-07-15 |
| 6350899 | Process for the esterification of unsaturated carboxylic acids with unsaturated alcohols with avoidance of blackening and precipitation | Bernd Kray, Roland Parg, Erich Schmidt, Stefan Schöpfer, Iris Degen | 2002-02-26 |
| 5994561 | Process for the preparation of aromatic maleimides | Ludger Heiliger, Josef Kasbauer, Friedrich-Wilhelm Ullrich | 1999-11-30 |