Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6758881 | Metal-graphite brush and production method thereof | Takayoshi Otani, Mitsuo Ikeda, Yoichi Sakaura, Naoki Morita, Takahiro Sakamoto +5 more | 2004-07-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6758881 | Metal-graphite brush and production method thereof | Takayoshi Otani, Mitsuo Ikeda, Yoichi Sakaura, Naoki Morita, Takahiro Sakamoto +5 more | 2004-07-06 |