Assignee
Inventors
- Hiroshi Yamamoto (819 patents)
- Hiroshi Yamaguchi (472 patents)
- Tsunehiro Motegi (12 patents)
- Katsuo Shioiri (1 patents)
- Hirofumi Harada (48 patents)
- Keishi Higashi (4 patents)
- Mitsuya Sato (29 patents)
US Patent 7228339 · Granted Jun 5, 2007