Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354906 | Aqueous liquid solution of a betaine with a solids content of at least 40% by weight | Christian Weitemeyer, Hans-Dieter Kaseborn, Burghard Gruning, Uwe Begoihn | 1994-10-11 |