Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6583327 | Continuous isothermal process for preparing mononitrotoluenes | Ralf Demuth, Harald Petersen, Georg Ronge, Hans-Martin Weber, Thomas Wurminghausen +1 more | 2003-06-24 |
| 6441254 | Process for preparing trimethylol compounds and formic acid | Paul Wagner, Alexander Klausener, Wolfgang Eymann, Rolf Feller | 2002-08-27 |
| 6207010 | Preparation and use of iminodisuccinic acid salts | Torsten Groth, Winfried Joentgen, Paul Wagner, Eckhard Wenderoth, Thomas Roick | 2001-03-27 |
| 6187898 | Method for carrying out polycondensation reactions | Paul Wagner, Thomas Menzel, Torsten Groth, Winfried Joentgen, Ulrich Liesenfelder +2 more | 2001-02-13 |
| 6107518 | Preparation and use of iminodisuccinic acid salts | Torsten Groth, Winfried Joentgen, Paul Wagner, Eckhard Wenderoth, Thomas Roick | 2000-08-22 |
| 6100433 | Process for preparing 3-methoxy-1-propanol | Bernd-Michael Konig, Paul Wagner, Alexander Klausener | 2000-08-08 |
| 6054553 | Process for the preparation of polymers having recurring agents | Torsten Groth, Winfried Joentgen, Klaus-Peter Heise, Thomas Menzel, Ursula Pentling +3 more | 2000-04-25 |
| 5797672 | Safety light | — | 1998-08-25 |
| 5739393 | Process for the preparation of polymers with recurring succinyl units | Paul Wagner, Torsten Groth, Winfried Joentgen | 1998-04-14 |
| 5685631 | Replacement safety light system | David Chan | 1997-11-11 |
| 5150284 | Temporary replacement safety light system | — | 1992-09-22 |