Assignee
Inventors
- Naoshi Nagai (13 patents)
- Shiro Nakatsuka (4 patents)
- Kazuoki Nakai (6 patents)
- Kenji Sugimura (19 patents)
- Yasushi Tohi (32 patents)
- Ken Yoshitsugu (25 patents)
- Hideki Bando (8 patents)
- Yasuyuki Harada (20 patents)
US Patent 8604140 · Granted Dec 10, 2013