Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8846784 | Additive with applications in construction chemistry | Peter Gäberlein, Michael Schinabeck, Stefan Friedrich, Uwe Holland, Michael Eberwein +1 more | 2014-09-30 |
| 8545620 | Cement accelerator | Karl Frenkenberger, Stefan Köhler, Thomas Heichele, Klaus-Dieter Hötzl, Alexander Dressen | 2013-10-01 |