Assignee
Inventors
- Tomoharu Kiyuna (20 patents)
- Kenji Okajima (12 patents)
- Hiroaki Torii (3 patents)
- Ken' ichi Kamijo (1 patents)
- Masahiko Kuroda (23 patents)
- Keiichi Yoshida (1 patents)
- Kiyoshi Mukai (3 patents)
US Patent 7840357 · Granted Nov 23, 2010