Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806004 | Polymeric solid electrolyte and lithium secondary cell using the same | Kazuya Iwamoto, Takafumi Oura, Atsushi Ueda, Hizuru Koshina | 2004-10-19 |
| 6723472 | Lithium secondary battery | Kazuya Iwamoto, Hiroyuki Murai, Kiyomi Kato, Yukishige Inaba, Shoichiro Watanabe +1 more | 2004-04-20 |
| 6723473 | Nonaqueous electrolyte secondary cell | Takafumi Oura, Kazuya Iwamoto, Atsushi Ueda, Hizuru Koshina | 2004-04-20 |