Assignee
Inventors
- Hiroki Yamamoto (292 patents)
- Takashi Naito (130 patents)
- Ken Takahashi (85 patents)
- Sumio Hosaka (66 patents)
- Motoyasu Terao (178 patents)
- Fumiyoshi Kirino (42 patents)
- Eiji Koyama (46 patents)
- Hiroki Kuramoto (30 patents)
US Patent 6944117 · Granted Sep 13, 2005