Assignee
Inventors
- Masahiro Koike (66 patents)
- Fuminobu Takahashi (27 patents)
- Hideki Inoue (68 patents)
- Yosinori Musha (3 patents)
- Shuuji Kamimoto (2 patents)
- Shinji Naito (12 patents)
- Tsukasa Sasaki (2 patents)
US Patent 6240784 · Granted Jun 5, 2001