Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7226695 | Method for producing composite material for electrode comprising quinoxaline based polymer, such material, electrode and battery using the same | Masataka Takeuchi, Hiroshi Yasuda | 2007-06-05 |
| 6720109 | Secondary battery and material therefor | Masataka Takeuchi | 2004-04-13 |