Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7462421 | Lithium ion secondary battery | Hideyasu Takatsuji, Yosuke Kita, Ryoichi Tanaka, Shoichiro Watanabe | 2008-12-09 |
| 7179565 | Lithium ion secondary cell | Yutaka Kawatate, Ryoichi Tanaka, Kaoru Inoue | 2007-02-20 |
| 7150940 | Lithium ion secondary battery | Masatoshi Nagayama, Yutaka Kawatate, Ryoichi Tanaka, Hideya Asano | 2006-12-19 |
| 6689513 | Lithium secondary battery | Kenichi Morigaki, Shinji Mino | 2004-02-10 |
| 6667132 | Non-aqueous electrolyte secondary batteries | Masaki Kitagawa, Takashi Takeuchi, Kaoru Inoue, Hizuru Koshina | 2003-12-23 |
| 6627352 | Lithium ion secondary battery and its negative electrode | Masaki Kitagawa, Takashi Takeuchi, Hajime Nishino, Hizuru Koshina | 2003-09-30 |
| 6348282 | Non-Aqueous electrolyte secondary batteries | Masaki Kitagawa, Takashi Takeuchi, Kaoru Inoue, Hizuru Koshina | 2002-02-19 |