Assignee
Inventors
- Hiroto Kikuchi (8 patents)
- Hiroaki Sakurai (6 patents)
- Norimitsu Takagi (5 patents)
- Tsutomu Aritsuka (11 patents)
- Yoshihiro Senba (1 patents)
- Fusao Tomita (18 patents)
- Kozo Asano (11 patents)
US Patent 7998710 · Granted Aug 16, 2011