Assignee
Inventors
- Sadanori Watarai (5 patents)
- Masahiko Sueyoshi (10 patents)
- Tsutomu Kurita (11 patents)
- Kazuya Karino (6 patents)
- Suguru Asakura (25 patents)
- Akira Kamikura (10 patents)
- Kentaro Yoshimura (61 patents)
US Patent 6831547 · Granted Dec 14, 2004