Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761993 | Electrode plate unit for rechargeable battery and manufacturing method thereof | Shoji Karasawa, Yoshihiro Tokutome, Akihiro Taniguchi, Noriyuki Fujioka, Masaru Masaki | 2004-07-13 |
| 6746494 | Battery manufacturing method and apparatus | Shoji Karasawa, Yugo Nakagawa | 2004-06-08 |