Assignee
Inventors
- Akihito Yajima (4 patents)
- Hiroshi Nagai (81 patents)
- Masami Sato (36 patents)
- Yuji Kawasaki (62 patents)
- Daisuke Shirato (2 patents)
- Yoshihiko Okamura (1 patents)
- Dai Yoneya (9 patents)
- Takuji Ohkubo (9 patents)
US Patent 7237905 · Granted Jul 3, 2007