Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8168320 | Secondary battery | Kumiko Takagi, Fumiko Hashimoto, Akira Yamaguchi, Yuzuru Fukushima, Hiroshi Inoue | 2012-05-01 |
| 7807292 | Secondary battery | Kumiko Takagi, Fumiko Hashimoto, Akira Yamaguchi, Yuzuru Fukushima, Hiroshi Inoue | 2010-10-05 |
| 5631100 | Secondary battery | Akira Yoshino, Yumiko Takizawa, Akira Koyama, Katsuhiko Inoue, Masataka Yamashita +1 more | 1997-05-20 |