Assignee
Inventors
- Takehiko Yasuoka (4 patents)
- Noriyuki Ohta (8 patents)
- Hiroyuki Yamashita (190 patents)
- Masatoshi Seto (12 patents)
- Masakazu Matsumoto (63 patents)
- Fumihiko Saito (25 patents)
- Keiji Araki (38 patents)
US Patent 6672277 · Granted Jan 6, 2004