Assignee
Inventors
- Chikashi Okamoto (22 patents)
- Kazuo Takaragi (67 patents)
- Kazutaka Tsuji (46 patents)
- Mitsuo Usami (74 patents)
- Chizuko Yasunobu (16 patents)
- Asahiko Sobe (2 patents)
- Yasuhiro Tsunemi (5 patents)
- Hiroyuki Yagi (26 patents)
US Patent 7549208 · Granted Jun 23, 2009