Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6610437 | Closure assembly for sealed batteries | Shinji Tsurutani, Seiichi Mizutani, Hideaki Yoshio, Hideyuki Kobayashi | 2003-08-26 |
| 6524739 | Secondary battery | Yoshinori Iwaizono, Seiichi Mizutani, Katsuhiko Mori, Tomiya Ishimaru | 2003-02-25 |