Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7981395 | Negative electrode carbon material for lithium ion secondary battery and manufacturing method thereof | Shoji Sasaki, Tsuyoshi Temma, Hironori Ozawa, Kazunori Ozawa, Syujun Shikano +1 more | 2011-07-19 |