Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6555688 | Method for the production of triethylene diamine making use of ethylene diamine | Erich Frauendorfer, Matthias Frauenkron, Bernd Stein | 2003-04-29 |
WK
Werner Klockemann
Overall (2003): #93,953 of 273,478Top 35%
1
Patents 2003