Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6656637 | Carbon-based active material for rechargeable lithium battery and method of preparing carbon-based active material | Mishima Ryoji, Tsuno Toshiaki, Matsubara Keiko | 2003-12-02 |
| 6641955 | Anode material for lithium secondary battery, an electrode for lithium secondary battery and a lithium secondary battery | Keiko Matsubara, Toshiaki Tsuno | 2003-11-04 |
| 6596437 | Active material for negative electrode used in lithium-ion battery and method of manufacturing same | Jeong-Ju Cho, Jae-yul Lyu | 2003-07-22 |
| 6589696 | Negative active material for rechargeable lithium battery and method of preparing same | Keiko Matsubara, Toshiaki Tsuno | 2003-07-08 |
| 6556646 | Shift register | Ju-Cheon Yeo | 2003-04-29 |
| 6521380 | Rechargeable lithium battery | Jae-Yul Ryu, Wan-Uk Choi, Kyoo-Yoon Shim, Sang-Jim Kim | 2003-02-18 |