Assignee
Inventors
- Hiroshi Koike (54 patents)
- Nobuya Okayama (10 patents)
- Miyoko Namioka (6 patents)
- Tetsuya Masuishi (21 patents)
- Shigetoshi Hayashi (33 patents)
- Kouichi Shimasaki (1 patents)
- Yuuichi Yoshida (6 patents)
- Kumiko Igawa (3 patents)
US Patent 7194678 · Granted Mar 20, 2007