Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668233 | Method for identifying the condition of an energy accumulator | Christel Sarfert, Richard Schoettle | 2003-12-23 |
| 6531874 | Method and device for determining the charge status of a battery | Dirk Mentgen | 2003-03-11 |
| 6515454 | Method and system for determining the capacity of a battery | — | 2003-02-04 |