Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6969503 | Vapor grown carbon fiber and electrode material for battery | Takashi Yanagisawa | 2005-11-29 |
| 6881521 | Carbon fiber, electrode material for lithium secondary battery, and lithium secondary battery | Takashi Yanagisawa | 2005-04-19 |