Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788068 | Method and device for measuring pure resistance of on-vehicle battery by periodically measuring a discharge current and terminal voltage while a rush current flows into a constant load | — | 2004-09-07 |
| 6696818 | Method and unit for computing charging efficiency and charged electrical quantity of battery | Shuji Satake | 2004-02-24 |
| 6677729 | Method and unit for computing voltage drop divided along factors for battery | — | 2004-01-13 |