Assignee
Inventors
- Hiroatsu Endo (56 patents)
- Masashi Yoshimi (30 patents)
- Kazuo Kawaguchi (22 patents)
- Shinichi Sasade (11 patents)
- Yoichi Tajima (38 patents)
- Shinobu Nishiyama (5 patents)
- Kazuomi Okasaka (20 patents)
US Patent 7980990 · Granted Jul 19, 2011