Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805992 | Battery and portable device | Hiroichi Ishida | 2004-10-19 |
| 6703162 | Battery and process for examining battery | Hisashi Shiota, Hiroaki Urushibata, Shinji Nakadeguchi, Masaharu Moriyasu, Syoji Yoshioka +1 more | 2004-03-09 |