Assignee
Inventors
- Nobumasa Otsubo (5 patents)
- Yukihito Tsukumo (3 patents)
- Kenji Uchida (7 patents)
- Kyoichiro Iida (6 patents)
- Hitoshi Arai (13 patents)
- Shuko Okazaki (2 patents)
- Takamichi Imaizumi (1 patents)
US Patent 7998954 · Granted Aug 16, 2011