Assignee
Inventors
- Akimasa Yuuki (45 patents)
- Naoki Nakagawa (66 patents)
- Naoko Iwasaki (10 patents)
- Shin Tahata (15 patents)
- Keiichi Ito (71 patents)
- Tomohiro Sasagawa (42 patents)
- Takashi Yamamoto (694 patents)
US Patent 7397521 · Granted Jul 8, 2008