Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627350 | Negative electrode for lithium secondary battery | Takuya Hashimoto, Yasuhiko Itoh | 2003-09-30 |
| 6599663 | Negative electrode for lithium secondary battery | Takuya Hashimoto, Mutsumi Yano, Yasuhiko Itoh | 2003-07-29 |