Assignee
Inventors
- Kyoji Inukai (9 patents)
- Youichi Murakami (13 patents)
- Yasuyuki Wakahara (21 patents)
- Masami Niimi (112 patents)
- Teruo Kobayashi (21 patents)
- Hiroaki Kawamura (34 patents)
- Nobuyuki Yamashita (1 patents)
US Patent 6815862 · Granted Nov 9, 2004