Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825357 | Benzodioxinothiophenes, their preparation and use | Gunter Rauchschwalbe, Alexander Klausener, Stephan Kirchmeyer | 2004-11-30 |
| 6756473 | Process for the preparation of neutral polyethylenedioxythiophene, and corresponding polyethylenedioxythiophenes | Stephan Kirchmeyer | 2004-06-29 |