Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6517819 | Antiperspirant suspensions containing finely divided aluminium and zirconium, having better effectiveness and a process for their manufacture | Bruno Kaufmann, Wolfgang Reibel, Klaus Schanz | 2003-02-11 |
| 6428778 | Process for the synthesis of finely divided antiperspirant active ingredient suspensions | Bruno Kaufmann, Wolfgang Reibel, Klaus Schanz | 2002-08-06 |
| 6302954 | Solidifying and hardening accelerator for hydraulic binders | Rudolf Lunkenheimer, Istvan Potencsik, Horst-Dieter Altmann, Reinhold Sedelies | 2001-10-16 |
| 5660625 | Use of basic aluminium sulphates as low-alkali set accelerators for cement | Otto Helmboldt, Istvan Potencsik, Reinhold Sedelies, Detlev Roggenkamp | 1997-08-26 |