Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791823 | Electrolysis solution for electrolytic capacitors | Koji Abe, Motoki Yuguchi, Akikazu Ito, Toshikazu Hamamoto, Yoshihiro Ushigoe | 2004-09-14 |
| 6699998 | Non-aqueous electrolyte and lithium secondary battery using the same | Toshikazu Hamamoto, Koji Abe, Tsutomu Takai | 2004-03-02 |