Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6620549 | Alkaline storage battery | Tetsuo Nanno, Kazuhiro Ota | 2003-09-16 |
| 6576370 | Positive electrode and lithium battery using the same | Yasushi Nakagiri, Yasuhiko Bito, Tadashi Sotomura, Yoshinori Toyoguchi | 2003-06-10 |
| 6562516 | Nickel positive electrode for alkaline storage batteries | Kazuhiro Ohta, Yukihiro Okada, Yoshinori Toyoguchi | 2003-05-13 |
| 6558841 | Negative electrode for non-aqueous electrolyte rechargeable batteries | Yasushi Nakagiri, Toshitada Sato, Hideharu Takezawa | 2003-05-06 |
| 6544687 | Non-aqueous electrolyte secondary battery | Toshitada Sato, Hideharu Takezawa, Yasuhiko Bito, Yoshinori Toyoguchi | 2003-04-08 |