Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8060908 | Consumer access systems and methods for providing same | Lazaros Bountour, Andreas Haas, Manfred Voelk, Alexander Liebert | 2011-11-15 |
| 7863370 | Dispersion powders stabilized by polyvinyl alcohol protective colloids | Hans-Peter Weitzel | 2011-01-04 |