Assignee
Inventors
- Yoshiya Nonaka (30 patents)
- Yoshio Sekine (3 patents)
- Nobuo Tarui (2 patents)
- Noritaka Nii (2 patents)
- Ryoji Sugino (3 patents)
- Masashi Aoyama (1 patents)
- Hirobumi Iwaji (1 patents)
- Takeshi Mutoh (4 patents)
US Patent 7680280 · Granted Mar 16, 2010