Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853303 | Electrochemical storage cell | Gunther Steinleitner, Philbert Feindler, Herbert Klein, Sigisfredo Maldonado-Zagal | 1989-08-01 |
| 4800143 | High-temperature storage battery | Friedrich Harbach, Reinhard Knodler, Rudolf Krapf, Ludwig Weiler | 1989-01-24 |