Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7563539 | Non-aqueous electrolyte secondary battery | Fumiko Hara, Tsuyoshi Sugiyama, Michiko Komiyama | 2009-07-21 |
| 7223495 | Non-aqueous electrolyte secondary battery | Fumiko Hara, Tsuyoshi Sugiyama, Michiko Komiyama | 2007-05-29 |
| 6967066 | Non-aqueous electrolyte secondary battery | Fumiko Hara, Tsuyoshi Sugiyama, Michiko Komiyama | 2005-11-22 |