Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D492696 | Icon image for a portion of a display screen | Shozo Minagawa, Takashi Nakai, Robert L. Ripley, Takahide Takeda | 2004-07-06 |
| 6755882 | Metal-graphite brush | Takayoshi Otani, Mitsuo Ikeda, Yoichi Sakaura, Naoki Morita | 2004-06-29 |