Assignee
Inventors
- Shigeki Yoshida (51 patents)
- Koichi Yoshizaki (4 patents)
- Takao Kuraseko (5 patents)
- Yuka Yoshida (14 patents)
- Kazushige Kakutani (14 patents)
- Keiji Kishimoto (12 patents)
- Hideaki Aoki (29 patents)
- Kazuya Hiyamizu (3 patents)
US Patent 6460381 · Granted Oct 8, 2002