Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472497 | Thermoplastic starch utilizing a biodegradable polymer as melting aid | Winfried Pommeranz, Harald Schmidt, Ralf Timmermann, Ernst Grigat, Wolfgang Schulz-Schlitte | 2002-10-29 |
| 6235815 | Biodegradable polymeric mixtures based on thermoplastic starch | Winfried Pommeranz, Harald Schmidt, Ralf Timmermann, Ernst Grigat, Wolfgang Schulz-Schlitte | 2001-05-22 |