Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6689507 | Battery and equipment or device having the battery as part of structure and locally distributed power generation method and power generation device therefor | Kazuo Tsutsumi, Toshio Atsuta, Chikanori Kumagai, Atsushi Tsutsumi | 2004-02-10 |