Assignee
Inventors
- Norio Nakai (7 patents)
- Kazunari Hamasaki (25 patents)
- Daisuke Kuboshima (13 patents)
- Yoshio Inagaki (117 patents)
- Hideki Okada (118 patents)
- Tetsuya Ichiguchi (9 patents)
- Keiji Maruo (19 patents)
US Patent 7700251 · Granted Apr 20, 2010