Assignee
Inventors
- Masamiti Kogai (3 patents)
- Nobuo Kihara (3 patents)
- Masahiro Osumi (6 patents)
- Masakatsu Ohsugi (5 patents)
- Yoshikazu Fujioka (3 patents)
- Seikichi Yamamoto (3 patents)
- Naoyuki Ikemizu (6 patents)
US Patent 6145180 · Granted Nov 14, 2000