Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6572718 | Method for producing large surface area geogrids with high tensile strength | Georg Heerten, Stephan Priewich, Werner Uehlemann | 2003-06-03 |
| 6559300 | Water-soluble biodegradable hydroxyalkyl cellulose-2-hydroxycarboxylic acid esters which can flocculate | Joachim Simon, Hanns P. Muller, Rainhard Koch, Jurgen Engelhardt, Klaus Szablikowski +1 more | 2003-05-06 |