Assignee
Inventors
- Kei Tomihara (2 patents)
- Kazuki Hamasaki (3 patents)
- Yoichiri Shibata (1 patents)
- Takuya Okamoto (107 patents)
- Kenji Yamato (5 patents)
- Etsuya Fujisaka (5 patents)
- Hiroshi Fukuda (261 patents)
US Patent 7678501 · Granted Mar 16, 2010