Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479191 | Electrolyte having alkyne derivative and lithium secondary battery using the same | Toshikazu Hamamoto, Koji Abe, Tsutomu Takai, Akikazu Ito | 2002-11-12 |
| 6436582 | Non-aqueous electrolyte and lithium secondary battery using the same | Toshikazu Hamamoto, Koji Abe, Tsutomu Takai | 2002-08-20 |
| 6413677 | Lithium secondary battery electrolyte and lithium secondary battery using the same | Toshikazu Hamamoto, Koji Abe, Tsutomu Takai, Kazuhiro Miyoshi, Akira Ueki | 2002-07-02 |