Assignee
Inventors
- Kozo Nakamura (169 patents)
- Isao Onishi (5 patents)
- Juntaro Matsuyama (1 patents)
- Kenji Tobita (1 patents)
- Ryoichi Sakai (16 patents)
- Koji Ogawa (48 patents)
- Koichi MIYASAKA (41 patents)
- Eiichi Minagawa (5 patents)
US Patent 8317710 · Granted Nov 27, 2012