Assignee
Inventors
- Motoyasu Tsunoda (44 patents)
- Shoichi Miyazawa (30 patents)
- Hitoshi Ogawa (57 patents)
- Ryutaro Horita (22 patents)
- Takashi Nara (69 patents)
- Masatoshi Nishina (16 patents)
- Katsumi Yamamoto (62 patents)
US Patent 6172828 · Granted Jan 9, 2001