Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833431 | Double-metal cyanide catalysts for preparing polyether polyols | Jörg Hofmann, Walter Schafer | 2004-12-21 |
| 6818587 | Double-metal cyanide catalysts for preparing polyether polyols | Walter Schafer, Jörg Hofmann | 2004-11-16 |
| 6800780 | Method for producing carboxylic acid benzyl esters | Ursula Jansen, Bernd-Ulrich Schenke | 2004-10-05 |
| 6780813 | Process for producing DMC catalysts | Jörg Hofmann, Bernd Klinksiek, Stephan Ehlers, Thorsten Fechtel, Franz Föhles | 2004-08-24 |
| 6707246 | Low-pressure mercury vapor discharge lamp with improved auxiliary amalgam | Willem Johannes Van Den Bogert, Hindrik Hermannus Stel, Johannes Theodorus Jacobus Van Haastrecht, Jeroen Jan Wits, Ronald Arjan Van Den Brakel +1 more | 2004-03-16 |