Assignee
Inventors
- Kazuya Goto (32 patents)
- Shigetsugu Hayashi (6 patents)
- Tadayoshi Saito (4 patents)
- Takashi Kaneko (163 patents)
- Kazutami Mitani (13 patents)
- Koki Wakabayashi (2 patents)
- Yasuo Takagi (63 patents)
US Patent 6838176 · Granted Jan 4, 2005