Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7825163 | Biologically degradable compositions | Uwe Held, Sandra Heldt, Horst-Dieter Schares, Andreas Willing | 2010-11-02 |
| 6515065 | Protective colloids | Dieter Feustel, Norbert Huebner | 2003-02-04 |