Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7622021 | Process for paper substrates using an emulsion and products produced thereby | Rolf Kawa, Achim Ansmann, Stephan Eichhorn, Andrea Urban | 2009-11-24 |
| 7452917 | Emulsions made from particular emulsifers | Rolf Kawa, Roland Spoerer, Stephan Eichhorn | 2008-11-18 |
| 7285283 | Paper substrate impregnated with an emulsion having a polyol, poly-12-hydroxystearate emulsifier, an oil component and water | Rolf Kawa, Stephan Eichhorn | 2007-10-23 |
| 6623746 | PIT emulsions, methods of softening paper using the same, and paper substrates treated therewith | Armin Wadle, Holger Tesmann, Mark Leonard, Laurence Robbe-Tomine, Achim Ansmann +3 more | 2003-09-23 |
| 6562778 | Solubilizers containing alk(en)yl oligoglycosides and polyol components, and methods of solubilizing using the same | Achim Ansmann, Rolf Kawa, Holger Tesmann | 2003-05-13 |
| 5888487 | Low-viscosity opacifier concentrates | Armin Wadle, Achim Ansmann, Holger Tesmann, Thomas Foerster | 1999-03-30 |
| 5817254 | Free-flowing emulsion concentrate | Armin Wadle, Achim Ansmann, Holger Tesmann | 1998-10-06 |