Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646421 | Method and apparatus for controlling residual battery capacity of secondary battery | Masayoshi Toyota | 2003-11-11 |
| 6573685 | Method of replacing secondary battery | Toshiaki Nakanishi, Hiromichi Kuno, Yozoh Ogino, Sadao Mizuno, Kouji Otsubo +4 more | 2003-06-03 |
| 6573687 | Charging/discharging control method for secondary battery | Yusai Murakami | 2003-06-03 |
| 6569561 | Battery pack | Shinji Hamada, Yoshiaki Ogata, Tomokazu Yamauchi, Toshiyuki Sekimori | 2003-05-27 |