Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835215 | Non-aqueous secondary battery and a method of manufacturing graphite powder | Hidetoshi Honbo, Seiji Takeuchi, Hideto Momose, Yasushi Muranaka, Yoshito Ishii | 2004-12-28 |
| 6723466 | Storage battery with laminated battery element | Etsuo Oogami | 2004-04-20 |