Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6749964 | Active positive-electrode material in electrochemical cells, and process for the production of these materials | Lilia Heider, Udo Heider, Matthias Rothenburger | 2004-06-15 |
| 6727020 | Reduced positive-electrode material in an electrochemical cell | Lilia Heider, Tanja Sandner, Mathias Rothenburger, Anja Amann | 2004-04-27 |