Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818353 | Lithium secondary battery and manufacturing method thereof | Mitsuhiro Mori, Jiro Iriyama, Tamaki Miura, Hironori Yamamoto, Koji Utsugi | 2004-11-16 |
| 6686092 | Nonaqueous electrolyte type secondary battery with a film casing | Hiroshi Yageta, Tatsuji Numata, Chika Kanbe, Akira Kobayashi, Masatomo Yonezawa | 2004-02-03 |
| 6682850 | Nonaqueous electrolyte solution secondary battery using lithium-manganese composite oxide for positive electrode | Tatsuji Numata, Chika Kanbe, Akira Kobayashi, Masatomo Yonezawa | 2004-01-27 |