Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11850579 | Catalysts for polyesterol synthesis | Sirus Zarbakhsh | 2023-12-26 |
| 11578167 | Sulphur-containing polyester polyols, their production and use | Kathrin Cohen, Sirus Zarbakhsh, Sindhu MENON, Sabrina KRONIG | 2023-02-14 |
| 10815327 | Copolymers comprising polyalkylene oxide groups and quaternary nitrogen atoms | Aaron Flores-Figueroa, Rainer Dobrawa, Markus Brym, Dieter Boeckh, Frank Huelskoetter +4 more | 2020-10-27 |
| 10287533 | Automatic dishwashing cleaning composition | Nathalie Sophie Letzelter, Glenn Steven Ward, Stefano Scialla, James Elliot Goodwin, Frank Hulskotter +1 more | 2019-05-14 |
| 10273436 | Hard surface cleaners comprising a copolymer | Anna Asmanidou, Aaron Flores-Figueroa, Frank Hulskotter, Stefano Scialla | 2019-04-30 |
| 10227553 | Dishwashing cleaning composition | Glenn Steven Ward, Stefano Scialla, Frank Hulskotter, Aaron Flores-Figueroa | 2019-03-12 |
| 8926797 | Method for increasing the dry strength of paper, paperboard, and cardboard | Christian Jehn-Rendu, Ellen Krueger, Hans-Joachim Haehnle, Norbert Schall, Thomas Muehlenbernd | 2015-01-06 |
| 8404083 | Process for increasing the dry strength of paper, board and cardboard | Hans-Joachim Haehnle, Christian Jehn-Rendu, Rainer Blum, Ellen Krueger, Norbert Schall | 2013-03-26 |
| 8349134 | Method for producing high dry strength paper, paperboard or cardboard | Anton Esser, Hans-Joachim Haehnle, Norbert Schall, Jacques Dupuis, Josef Neutzner +2 more | 2013-01-08 |
| 8173757 | Process for production of polymer powders containing vinylformamide units | Dennis Loesch, Volker Seidl | 2012-05-08 |
| 7922867 | Method for producing paper, paperboard and cardboard having high dry strength | Norbert Schall, Ellen Krueger | 2011-04-12 |
| 7297733 | Aqueous dispersions of water-soluble polymers of N-vinylcarboxamides, their preparation and their use | Anton Negele, Werner Gauweiler, Hubert Meixner, Norbert Mahr | 2007-11-20 |
| 5260315 | Use of dioncophyllines as fungicides | Gerhard Bringmann, Eberhard Ammermann, Gisela Lorenz, Laurent Aké Assi | 1993-11-09 |