Assignee
Inventors
- Kunio Takeuchi (33 patents)
- Ryoji Hiroyama (29 patents)
- Daijiro Inoue (26 patents)
- Shigeyuki Okamoto (12 patents)
- Noriaki Matsuoka (2 patents)
- Shingo Kameyama (10 patents)
- Kiyoshi Oota (25 patents)
US Patent 7260130 · Granted Aug 21, 2007