Assignee
Inventors
- Kunihiko Okubo (5 patents)
- Keiso Kawamoto (2 patents)
- Motoo Kinoshita (6 patents)
- Hiroshi Nakano (303 patents)
- Jun-ichi Kita (6 patents)
- Mitsuyoshi Yoshii (3 patents)
- Hisamitsu Akamaru (5 patents)
US Patent 6360584 · Granted Mar 26, 2002