Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6576831 | Multicrystalline silicon having a low proportion of active grain borders | Peter Woditsch, Gunther Stollwerck, Christian Hassler | 2003-06-10 |
| 6559300 | Water-soluble biodegradable hydroxyalkyl cellulose-2-hydroxycarboxylic acid esters which can flocculate | Joachim Simon, Hanns P. Muller, Rainhard Koch, Volkhard Muller, Jurgen Engelhardt +1 more | 2003-05-06 |