Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5962709 | Process for the aftertreatment of betaines and amphoteric surfactants | Gunter Uphues, Uwe Ploog, Rainer Jeschke | 1999-10-05 |
| 5569767 | Process for the production of low-viscosity storable amphoteric surfactants from imidazolines | Guenter Uphues, Uwe Ploog, Hans-Juergen Schwark, Sandra Witt | 1996-10-29 |