Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641792 | Hollow carbon fiber and production method | Shinji Takeda, Noriyuki Taguchi, Osamu Hirai | 2003-11-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641792 | Hollow carbon fiber and production method | Shinji Takeda, Noriyuki Taguchi, Osamu Hirai | 2003-11-04 |