Assignee
Inventors
- Hiroshi Kaburagi (28 patents)
- Shigeo Yamagata (65 patents)
- Isao Migishima (9 patents)
- Hiroyoshi Yoshida (54 patents)
- Toshihiko Ikeno (10 patents)
- Hiroyasu Morita (39 patents)
- Naohiro Isshiki (18 patents)
- Naoki Ito (204 patents)
US Patent 7577391 · Granted Aug 18, 2009